diff --git a/docs/developer/management_script_helpers.md b/docs/developer/management_script_helpers.md
index 104e4dc13..a43bb16aa 100644
--- a/docs/developer/management_script_helpers.md
+++ b/docs/developer/management_script_helpers.md
@@ -62,4 +62,5 @@ The class provides the following optional configuration variables:
 The class also provides helper methods:
 - `get_class_name`: Returns a display-friendly class name for the terminal prompt
 - `get_failure_message`: Returns the message to display if a record fails to update
-- `should_skip_record`: Defines the condition for skipping a record (by default, no records are skipped)
\ No newline at end of file
+- `should_skip_record`: Defines the condition for skipping a record (by default, no records are skipped)
+- `custom_filter`: Allows for additional filters that cannot be expressed using django queryset field lookups
\ No newline at end of file
diff --git a/docs/operations/data_migration.md b/docs/operations/data_migration.md
index 5914eb179..4301ca878 100644
--- a/docs/operations/data_migration.md
+++ b/docs/operations/data_migration.md
@@ -817,6 +817,28 @@ Example: `cf ssh getgov-za`
 |:-:|:-------------------------- |:-----------------------------------------------------------------------------------|
 | 1 | **federal_cio_csv_path**   | Specifies where the federal CIO csv is                                             |
 
+## Update First Ready Values
+This section outlines how to run the populate_first_ready script
+
+### Running on sandboxes
+
+#### Step 1: Login to CloudFoundry
+```cf login -a api.fr.cloud.gov --sso```
+
+#### Step 2: SSH into your environment
+```cf ssh getgov-{space}```
+
+Example: `cf ssh getgov-za`
+
+#### Step 3: Create a shell instance
+```/tmp/lifecycle/shell```
+
+#### Step 4: Running the script
+```./manage.py update_first_ready```
+
+### Running locally
+```docker-compose exec app ./manage.py update_first_ready```
+
 ## Populate Domain Request Dates
 This section outlines how to run the populate_domain_request_dates script
 
diff --git a/src/registrar/admin.py b/src/registrar/admin.py
index 640037847..fb830378c 100644
--- a/src/registrar/admin.py
+++ b/src/registrar/admin.py
@@ -11,6 +11,7 @@ from django.conf import settings
 from django.shortcuts import redirect
 from django_fsm import get_available_FIELD_transitions, FSMField
 from registrar.models.domain_information import DomainInformation
+from registrar.models.user_portfolio_permission import UserPortfolioPermission
 from registrar.models.utility.portfolio_helper import UserPortfolioPermissionChoices, UserPortfolioRoleChoices
 from waffle.decorators import flag_is_active
 from django.contrib import admin, messages
@@ -2970,11 +2971,7 @@ class PortfolioAdmin(ListHeaderAdmin):
     fieldsets = [
         # created_on is the created_at field, and portfolio_type is f"{organization_type} - {federal_type}"
         (None, {"fields": ["portfolio_type", "organization_name", "creator", "created_on", "notes"]}),
-        # TODO - uncomment in #2521
-        # ("Portfolio members", {
-        #     "classes": ("collapse", "closed"),
-        #     "fields": ["administrators", "members"]}
-        # ),
+        ("Portfolio members", {"fields": ["display_admins", "display_members"]}),
         ("Portfolio domains", {"fields": ["domains", "domain_requests"]}),
         ("Type of organization", {"fields": ["organization_type", "federal_type"]}),
         (
@@ -3022,15 +3019,118 @@ class PortfolioAdmin(ListHeaderAdmin):
     readonly_fields = [
         # This is the created_at field
         "created_on",
-        # Custom fields such as these must be defined as readonly.
+        # Django admin doesn't allow methods to be directly listed in fieldsets. We can
+        # display the custom methods display_admins amd display_members in the admin form if
+        # they are readonly.
         "federal_type",
         "domains",
         "domain_requests",
         "suborganizations",
         "portfolio_type",
+        "display_admins",
+        "display_members",
         "creator",
     ]
 
+    def get_admin_users(self, obj):
+        # Filter UserPortfolioPermission objects related to the portfolio
+        admin_permissions = UserPortfolioPermission.objects.filter(
+            portfolio=obj, roles__contains=[UserPortfolioRoleChoices.ORGANIZATION_ADMIN]
+        )
+
+        # Get the user objects associated with these permissions
+        admin_users = User.objects.filter(portfolio_permissions__in=admin_permissions)
+
+        return admin_users
+
+    def get_non_admin_users(self, obj):
+        # Filter UserPortfolioPermission objects related to the portfolio that do NOT have the "Admin" role
+        non_admin_permissions = UserPortfolioPermission.objects.filter(portfolio=obj).exclude(
+            roles__contains=[UserPortfolioRoleChoices.ORGANIZATION_ADMIN]
+        )
+
+        # Get the user objects associated with these permissions
+        non_admin_users = User.objects.filter(portfolio_permissions__in=non_admin_permissions)
+
+        return non_admin_users
+
+    def display_admins(self, obj):
+        """Get joined users who are Admin, unpack and return an HTML block.
+
+        'DJA readonly can't handle querysets, so we need to unpack and return html here.
+        Alternatively, we could return querysets in context but that would limit where this
+        data would display in a custom change form without extensive template customization.
+
+        Will be used in the field_readonly block"""
+        admins = self.get_admin_users(obj)
+        if not admins:
+            return format_html("<p>No admins found.</p>")
+
+        admin_details = ""
+        for portfolio_admin in admins:
+            change_url = reverse("admin:registrar_user_change", args=[portfolio_admin.pk])
+            admin_details += "<address class='margin-bottom-2 dja-address-contact-list'>"
+            admin_details += f'<a href="{change_url}">{escape(portfolio_admin)}</a><br>'
+            admin_details += f"{escape(portfolio_admin.title)}<br>"
+            admin_details += f"{escape(portfolio_admin.email)}"
+            admin_details += "<div class='admin-icon-group admin-icon-group__clipboard-link'>"
+            admin_details += f"<input aria-hidden='true' class='display-none' value='{escape(portfolio_admin.email)}'>"
+            admin_details += (
+                "<button class='usa-button usa-button--unstyled padding-right-1 usa-button--icon padding-left-05"
+                + "button--clipboard copy-to-clipboard text-no-underline' type='button'>"
+            )
+            admin_details += "<svg class='usa-icon'>"
+            admin_details += "<use aria-hidden='true' xlink:href='/public/img/sprite.svg#content_copy'></use>"
+            admin_details += "</svg>"
+            admin_details += "Copy"
+            admin_details += "</button>"
+            admin_details += "</div><br>"
+            admin_details += f"{escape(portfolio_admin.phone)}"
+            admin_details += "</address>"
+        return format_html(admin_details)
+
+    display_admins.short_description = "Administrators"  # type: ignore
+
+    def display_members(self, obj):
+        """Get joined users who have roles/perms that are not Admin, unpack and return an HTML block.
+
+        DJA readonly can't handle querysets, so we need to unpack and return html here.
+        Alternatively, we could return querysets in context but that would limit where this
+        data would display in a custom change form without extensive template customization.
+
+        Will be used in the after_help_text block."""
+        members = self.get_non_admin_users(obj)
+        if not members:
+            return ""
+
+        member_details = (
+            "<table><thead><tr><th>Name</th><th>Title</th><th>Email</th>"
+            + "<th>Phone</th><th>Roles</th></tr></thead><tbody>"
+        )
+        for member in members:
+            full_name = member.get_formatted_name()
+            member_details += "<tr>"
+            member_details += f"<td>{escape(full_name)}</td>"
+            member_details += f"<td>{escape(member.title)}</td>"
+            member_details += f"<td>{escape(member.email)}</td>"
+            member_details += f"<td>{escape(member.phone)}</td>"
+            member_details += "<td>"
+            for role in member.portfolio_role_summary(obj):
+                member_details += f"<span class='usa-tag'>{escape(role)}</span> "
+            member_details += "</td></tr>"
+        member_details += "</tbody></table>"
+        return format_html(member_details)
+
+    display_members.short_description = "Members"  # type: ignore
+
+    def display_members_summary(self, obj):
+        """Will be passed as context and used in the field_readonly block."""
+        members = self.get_non_admin_users(obj)
+        if not members:
+            return {}
+
+        return self.get_field_links_as_list(members, "user", separator=", ")
+
     def federal_type(self, obj: models.Portfolio):
         """Returns the federal_type field"""
         return BranchChoices.get_branch_label(obj.federal_type) if obj.federal_type else "-"
@@ -3090,7 +3190,7 @@ class PortfolioAdmin(ListHeaderAdmin):
     ]
 
     def get_field_links_as_list(
-        self, queryset, model_name, attribute_name=None, link_info_attribute=None, seperator=None
+        self, queryset, model_name, attribute_name=None, link_info_attribute=None, separator=None
     ):
         """
         Generate HTML links for items in a queryset, using a specified attribute for link text.
@@ -3122,14 +3222,14 @@ class PortfolioAdmin(ListHeaderAdmin):
                 if link_info_attribute:
                     link += f" ({self.value_of_attribute(item, link_info_attribute)})"
 
-                if seperator:
+                if separator:
                     links.append(link)
                 else:
                     links.append(f"<li>{link}</li>")
 
-        # If no seperator is specified, just return an unordered list.
-        if seperator:
-            return format_html(seperator.join(links)) if links else "-"
+        # If no separator is specified, just return an unordered list.
+        if separator:
+            return format_html(separator.join(links)) if links else "-"
         else:
             links = "".join(links)
             return format_html(f'<ul class="add-list-reset">{links}</ul>') if links else "-"
@@ -3172,8 +3272,12 @@ class PortfolioAdmin(ListHeaderAdmin):
         return readonly_fields
 
     def change_view(self, request, object_id, form_url="", extra_context=None):
-        """Add related suborganizations and domain groups"""
-        extra_context = {"skip_additional_contact_info": True}
+        """Add related suborganizations and domain groups.
+        Add the summary for the portfolio members field (list of members that link to change_forms)."""
+        obj = self.get_object(request, object_id)
+        extra_context = extra_context or {}
+        extra_context["skip_additional_contact_info"] = True
+        extra_context["display_members_summary"] = self.display_members_summary(obj)
         return super().change_view(request, object_id, form_url, extra_context)
 
     def save_model(self, request, obj, form, change):
diff --git a/src/registrar/assets/js/get-gov-admin-extra.js b/src/registrar/assets/js/get-gov-admin-extra.js
new file mode 100644
index 000000000..14059267b
--- /dev/null
+++ b/src/registrar/assets/js/get-gov-admin-extra.js
@@ -0,0 +1,14 @@
+// Use Django's jQuery with Select2 to make the user select on the user transfer view a combobox
+(function($) {
+    $(document).ready(function() {
+        if ($) {
+            $("#selected_user").select2({
+                width: 'resolve',
+                placeholder: 'Select a user',
+                allowClear: true
+            });
+        } else {
+            console.error('jQuery is not available');
+        }
+    });
+})(window.jQuery);
diff --git a/src/registrar/assets/js/get-gov-admin.js b/src/registrar/assets/js/get-gov-admin.js
index b24e946dc..27ff1470b 100644
--- a/src/registrar/assets/js/get-gov-admin.js
+++ b/src/registrar/assets/js/get-gov-admin.js
@@ -172,40 +172,39 @@ function addOrRemoveSessionBoolean(name, add){
 ** To perform data operations on this - we need to use jQuery rather than vanilla js. 
 */
 (function (){
-    let selector = django.jQuery("#id_investigator")
-    let assignSelfButton = document.querySelector("#investigator__assign_self");
-    if (!selector || !assignSelfButton) {
-        return;
-    }
-
-    let currentUserId = assignSelfButton.getAttribute("data-user-id");
-    let currentUserName = assignSelfButton.getAttribute("data-user-name");
-    if (!currentUserId || !currentUserName){
-        console.error("Could not assign current user: no values found.")
-        return;
-    }
-
-    // Hook a click listener to the "Assign to me" button.
-    // Logic borrowed from here: https://select2.org/programmatic-control/add-select-clear-items#create-if-not-exists
-    assignSelfButton.addEventListener("click", function() {
-        if (selector.find(`option[value='${currentUserId}']`).length) {
-            // Select the value that is associated with the current user.
-            selector.val(currentUserId).trigger("change");
-        } else { 
-            // Create a DOM Option that matches the desired user. Then append it and select it.
-            let userOption = new Option(currentUserName, currentUserId, true, true);
-            selector.append(userOption).trigger("change");
+    if (document.getElementById("id_investigator") && django && django.jQuery) {
+        let selector = django.jQuery("#id_investigator")
+        let assignSelfButton = document.querySelector("#investigator__assign_self");
+        if (!selector || !assignSelfButton) {
+            return;
         }
-    });
 
-    // Listen to any change events, and hide the parent container if investigator has a value.
-    selector.on('change', function() {
-        // The parent container has display type flex.
-        assignSelfButton.parentElement.style.display = this.value === currentUserId ? "none" : "flex";
-    });
-    
-    
+        let currentUserId = assignSelfButton.getAttribute("data-user-id");
+        let currentUserName = assignSelfButton.getAttribute("data-user-name");
+        if (!currentUserId || !currentUserName){
+            console.error("Could not assign current user: no values found.")
+            return;
+        }
 
+        // Hook a click listener to the "Assign to me" button.
+        // Logic borrowed from here: https://select2.org/programmatic-control/add-select-clear-items#create-if-not-exists
+        assignSelfButton.addEventListener("click", function() {
+            if (selector.find(`option[value='${currentUserId}']`).length) {
+                // Select the value that is associated with the current user.
+                selector.val(currentUserId).trigger("change");
+            } else { 
+                // Create a DOM Option that matches the desired user. Then append it and select it.
+                let userOption = new Option(currentUserName, currentUserId, true, true);
+                selector.append(userOption).trigger("change");
+            }
+        });
+
+        // Listen to any change events, and hide the parent container if investigator has a value.
+        selector.on('change', function() {
+            // The parent container has display type flex.
+            assignSelfButton.parentElement.style.display = this.value === currentUserId ? "none" : "flex";
+        });
+    }
 })();
 
 /** An IIFE for pages in DjangoAdmin that use a clipboard button
@@ -215,7 +214,6 @@ function addOrRemoveSessionBoolean(name, add){
     function copyToClipboardAndChangeIcon(button) {
         // Assuming the input is the previous sibling of the button
         let input = button.previousElementSibling;
-        let userId = input.getAttribute("user-id")
         // Copy input value to clipboard
         if (input) {
             navigator.clipboard.writeText(input.value).then(function() {
diff --git a/src/registrar/assets/js/get-gov.js b/src/registrar/assets/js/get-gov.js
index 70659b009..7c523a12a 100644
--- a/src/registrar/assets/js/get-gov.js
+++ b/src/registrar/assets/js/get-gov.js
@@ -1220,7 +1220,7 @@ document.addEventListener('DOMContentLoaded', function() {
             const expirationDateFormatted = expirationDate ? expirationDate.toLocaleDateString('en-US', options) : '';
             const expirationDateSortValue = expirationDate ? expirationDate.getTime() : '';
             const actionUrl = domain.action_url;
-            const suborganization = domain.suborganization ? domain.suborganization : '';
+            const suborganization = domain.domain_info__sub_organization ? domain.domain_info__sub_organization : '⎯';
 
             const row = document.createElement('tr');
 
@@ -1229,7 +1229,7 @@ document.addEventListener('DOMContentLoaded', function() {
             if (!noPortfolioFlag) {
               markupForSuborganizationRow = `
                 <td>
-                    <span class="${suborganization ? 'ellipsis ellipsis--30 vertical-align-middle' : ''}" aria-label="${suborganization}" title="${suborganization}">${suborganization}</span>
+                    <span class="text-wrap" aria-label="${domain.suborganization ? suborganization : 'No suborganization'}">${suborganization}</span>
                 </td>
               `
             }
@@ -1910,7 +1910,7 @@ document.addEventListener('DOMContentLoaded', function() {
 
         let editableFormGroup = button.parentElement.parentElement.parentElement;
         if (editableFormGroup){
-          let readonlyField = editableFormGroup.querySelector(".input-with-edit-button__readonly-field")
+          let readonlyField = editableFormGroup.querySelector(".toggleable_input__readonly-field")
           let inputField = document.getElementById(`id_${fieldName}`);
           if (!inputField || !readonlyField) {
             return;
@@ -1936,8 +1936,8 @@ document.addEventListener('DOMContentLoaded', function() {
                       // Keep the path before '#' and replace the part after '#' with 'invalid'
                       const newHref = parts[0] + '#error';
                       svg.setAttribute('xlink:href', newHref);
-                      fullNameField.classList.add("input-with-edit-button__error")
-                      label = fullNameField.querySelector(".input-with-edit-button__readonly-field")
+                      fullNameField.classList.add("toggleable_input__error")
+                      label = fullNameField.querySelector(".toggleable_input__readonly-field")
                       label.innerHTML = "Unknown";
                     }
                   }
@@ -2043,11 +2043,11 @@ document.addEventListener('DOMContentLoaded', function() {
       // Due to the nature of how uswds works, this is slightly hacky.
 
       // Use a MutationObserver to watch for changes in the dropdown list
-      const dropdownList = document.querySelector(`#${input.id}--list`);
+      const dropdownList = comboBox.querySelector(`#${input.id}--list`);
       const observer = new MutationObserver(function(mutations) {
           mutations.forEach(function(mutation) {
               if (mutation.type === "childList") {
-                  addBlankOption(clearInputButton, dropdownList, initialValue);
+                addBlankOption(clearInputButton, dropdownList, initialValue);
               }
           });
       });
@@ -2111,7 +2111,7 @@ document.addEventListener('DOMContentLoaded', function() {
         if (!initialValue){
           blankOption.classList.add("usa-combo-box__list-option--selected")
         }
-        blankOption.textContent = "---------";
+        blankOption.textContent = "⎯";
 
         dropdownList.insertBefore(blankOption, dropdownList.firstChild);
         blankOption.addEventListener("click", (e) => {
diff --git a/src/registrar/assets/sass/_theme/_admin.scss b/src/registrar/assets/sass/_theme/_admin.scss
index e2377e07c..ef1a810ac 100644
--- a/src/registrar/assets/sass/_theme/_admin.scss
+++ b/src/registrar/assets/sass/_theme/_admin.scss
@@ -126,7 +126,7 @@ html[data-theme="light"] {
     body.dashboard,
     body.change-list,
     body.change-form,
-    .analytics {
+    .custom-admin-template, dt {
         color: var(--body-fg);
     }
     .usa-table td {
@@ -155,7 +155,7 @@ html[data-theme="dark"] {
     body.dashboard,
     body.change-list,
     body.change-form,
-    .analytics {
+    .custom-admin-template, dt {
         color: var(--body-fg);
     }
     .usa-table td {
@@ -166,7 +166,7 @@ html[data-theme="dark"] {
     // Remove when dark mode successfully applies to Django delete page.
     .delete-confirmation .content a:not(.button)  {
         color: color('primary');
-    }
+    } 
 }
 
 
@@ -370,14 +370,60 @@ input.admin-confirm-button {
         list-style-type: none;
         line-height: normal;
     }
-    .button {
-        display: inline-block;
-        padding: 10px 8px;
-        line-height: normal;
-    }
-    a.button:active, a.button:focus {
-        text-decoration: none;
-    }
+}
+
+// This block resolves some of the issues we're seeing on buttons due to css
+// conflicts between DJ and USWDS
+a.button,
+.usa-button--dja {
+    display: inline-block;
+    padding: 10px 15px;
+    font-size: 14px;
+    line-height: 16.1px;
+    font-kerning: auto;
+    font-family: inherit;
+    font-weight: normal;
+}
+.button svg,
+.button span,
+.usa-button--dja svg,
+.usa-button--dja span {
+    vertical-align: middle;
+}
+.usa-button--dja:not(.usa-button--unstyled, .usa-button--outline, .usa-modal__close, .usa-button--secondary) {
+    background: var(--button-bg);
+}
+.usa-button--dja span {
+    font-size: 14px;
+}
+.usa-button--dja:not(.usa-button--unstyled, .usa-button--outline, .usa-modal__close, .usa-button--secondary):hover {
+    background: var(--button-hover-bg);
+}
+a.button:active, a.button:focus {
+    text-decoration: none;
+}
+.usa-modal {
+    font-family: inherit;
+}
+input[type=submit].button--dja-toolbar {
+    border: 1px solid var(--border-color);
+    font-size: 0.8125rem;
+    padding: 4px 8px;
+    margin: 0;
+    vertical-align: middle;
+    background: var(--body-bg);
+    box-shadow: 0 -15px 20px -10px rgba(0, 0, 0, 0.15) inset;
+    cursor: pointer;
+    color: var(--body-fg);
+}
+input[type=submit].button--dja-toolbar:focus, input[type=submit].button--dja-toolbar:hover {
+    border-color: var(--body-quiet-color);
+}
+// Targets the DJA buttom with a nested icon
+button .usa-icon,
+.button .usa-icon,
+.button--clipboard .usa-icon {
+    vertical-align: middle;      
 }
 
 .module--custom {
@@ -471,13 +517,6 @@ address.dja-address-contact-list {
     color: var(--link-fg);
 }
 
-// Targets the DJA buttom with a nested icon
-button .usa-icon,
-.button .usa-icon,
-.button--clipboard .usa-icon {
-    vertical-align: middle;      
-}
-
 .errors span.select2-selection {
     border: 1px solid var(--error-fg) !important;
 }
@@ -738,7 +777,7 @@ div.dja__model-description{
 
     li {
         list-style-type: disc;
-        font-family: Source Sans Pro Web,Helvetica Neue,Helvetica,Roboto,Arial,sans-serif;
+        font-family: family('sans');
     }
 
     a, a:link, a:visited {
@@ -878,3 +917,16 @@ ul.add-list-reset {
     padding: 0 !important;
     margin: 0 !important;
 }
+
+// Fix the combobox when deployed outside admin (eg user transfer)
+.submit-row .select2,
+.submit-row .select2 span {
+    margin-top: 0;
+}
+.transfer-user-selector .select2-selection__placeholder {
+    color: #3d4551!important;
+}
+
+.dl-dja dt {
+    font-size: 14px;
+}
diff --git a/src/registrar/assets/sass/_theme/_base.scss b/src/registrar/assets/sass/_theme/_base.scss
index 9f8a0cbb6..e3ab4d538 100644
--- a/src/registrar/assets/sass/_theme/_base.scss
+++ b/src/registrar/assets/sass/_theme/_base.scss
@@ -33,16 +33,19 @@ body {
 }
 
 #wrapper.dashboard--portfolio {
-  background-color: color('gray-1');
   padding-top: units(4)!important;
 }
 
+#wrapper.dashboard--grey-1 {
+  background-color: color('gray-1');
+}
 
-.section--outlined {
+
+.section-outlined {
   background-color: color('white');
   border: 1px solid color('base-lighter');
   border-radius: 4px;
-  padding: 0 units(2) units(3);
+  padding: 0 units(4) units(3) units(2);
   margin-top: units(3);
 
   &.margin-top-0 {
@@ -72,9 +75,13 @@ body {
   }
 }
 
-.section--outlined__header--no-portfolio {
-  .section--outlined__search,
-  .section--outlined__utility-button {
+.section-outlined--border-base-light {
+  border: 1px solid color('base-light');
+}
+
+.section-outlined__header--no-portfolio {
+  .section-outlined__search,
+  .section-outlined__utility-button {
     margin-top: units(2);
   }
 
@@ -82,11 +89,11 @@ body {
     display: flex;
     column-gap: units(3);
 
-    .section--outlined__search,
-    .section--outlined__utility-button {
+    .section-outlined__search,
+    .section-outlined__utility-button {
       margin-top: 0;
     }
-    .section--outlined__search {
+    .section-outlined__search {
       flex-grow: 4;
       // Align right
       max-width: 383px;
@@ -192,3 +199,7 @@ abbr[title] {
     max-width: 50ch;
   }
 }
+
+.margin-right-neg-4px {
+  margin-right: -4px;
+}
diff --git a/src/registrar/assets/sass/_theme/_buttons.scss b/src/registrar/assets/sass/_theme/_buttons.scss
index d246366d8..12eee9926 100644
--- a/src/registrar/assets/sass/_theme/_buttons.scss
+++ b/src/registrar/assets/sass/_theme/_buttons.scss
@@ -124,10 +124,6 @@ a.withdraw:active {
   background-color: color('error-darker');
 }
 
-.usa-button--unstyled .usa-icon {
-  vertical-align: bottom;
-}
-
 a.usa-button--unstyled:visited {
   color: color('primary');
 }
@@ -162,14 +158,14 @@ a.usa-button--unstyled:visited {
   }
 }
 
-.input-with-edit-button {
+.toggleable_input {
   svg.usa-icon {
     width: 1.5em !important;
     height: 1.5em !important;
     color: #{$dhs-green};
     position: absolute;
   }
-  &.input-with-edit-button__error {
+  &.toggleable_input__error {
     svg.usa-icon {
       color: #{$dhs-red};
     }
@@ -205,12 +201,32 @@ a.usa-button--unstyled:visited {
   }
 }
 
+.dotgov-table a,
+.usa-link--icon,
+.usa-button--with-icon {
+    display: flex;
+    align-items: flex-start;
+    color: color('primary');
+    column-gap: units(.5);
+    align-items: center;
+}
+
+
+.dotgov-table a,
+.usa-link--icon {
+    &:visited {
+        color: color('primary');   
+    }
+}
+
+a .usa-icon,
+.usa-button--with-icon .usa-icon {
+  height: 1.3em;
+  width: 1.3em;
+}
+
 .usa-icon.usa-icon--big {
   margin: 0;
   height: 1.5em;
   width: 1.5em;
 }
-
-.margin-right-neg-4px {
-  margin-right: -4px;
-}
\ No newline at end of file
diff --git a/src/registrar/assets/sass/_theme/_links.scss b/src/registrar/assets/sass/_theme/_links.scss
deleted file mode 100644
index fd1c3dee9..000000000
--- a/src/registrar/assets/sass/_theme/_links.scss
+++ /dev/null
@@ -1,18 +0,0 @@
-@use "uswds-core" as *;
-
-.dotgov-table a,
-.usa-link--icon {
-    display: flex;
-    align-items: flex-start;
-    color: color('primary');
-
-    &:visited {
-        color: color('primary');   
-    }
-    .usa-icon {
-        // align icon with x height
-        margin-top: units(0.5);
-        margin-right: units(0.5);
-    }
-}
-
diff --git a/src/registrar/assets/sass/_theme/_tables.scss b/src/registrar/assets/sass/_theme/_tables.scss
index e78715da8..d57b51117 100644
--- a/src/registrar/assets/sass/_theme/_tables.scss
+++ b/src/registrar/assets/sass/_theme/_tables.scss
@@ -1,5 +1,10 @@
 @use "uswds-core" as *;
 
+td,
+th {
+  vertical-align: top;
+}
+
 .dotgov-table--stacked {
   td, th {
     padding: units(1) units(2) units(2px) 0;
@@ -12,7 +17,7 @@
 
   tr {
     border-bottom: none;
-    border-top: 2px solid color('base-light');
+    border-top: 2px solid color('base-lighter');
     margin-top: units(2);
 
     &:first-child {
@@ -39,10 +44,6 @@
 .dotgov-table {
   width: 100%;
 
-  th[data-sortable]:not([aria-sort]) .usa-table__header__button {
-    right: auto;
-  }
-
   tbody th {
     word-break: break-word;
   }
@@ -56,7 +57,7 @@
     }
 
     td, th {
-      border-bottom: 1px solid color('base-light');
+      border-bottom: 1px solid color('base-lighter');
     }
 
     thead th {
@@ -72,11 +73,17 @@
 
     td, th,
     .usa-tabel th{
-      padding: units(2) units(2) units(2) 0;
+      padding: units(2) units(4) units(2) 0;
     }
 
     thead tr:first-child th:first-child {
       border-top: none;
     }
   }
+
+  @include at-media(tablet-lg) {
+    th[data-sortable]:not([aria-sort]) .usa-table__header__button {
+      right: auto;
+    }
+  }
 }
diff --git a/src/registrar/assets/sass/_theme/styles.scss b/src/registrar/assets/sass/_theme/styles.scss
index f9df015b4..5616b7509 100644
--- a/src/registrar/assets/sass/_theme/styles.scss
+++ b/src/registrar/assets/sass/_theme/styles.scss
@@ -10,7 +10,6 @@
 --- Custom Styles ---------------------------------*/
 @forward "base";
 @forward "typography";
-@forward "links";
 @forward "lists";
 @forward "accordions";
 @forward "buttons";
diff --git a/src/registrar/config/settings.py b/src/registrar/config/settings.py
index 73aecad7a..7965424bc 100644
--- a/src/registrar/config/settings.py
+++ b/src/registrar/config/settings.py
@@ -357,13 +357,18 @@ CSP_FORM_ACTION = allowed_sources
 # and inline with a nonce, as well as allowing connections back to their domain.
 # Note: If needed, we can embed chart.js instead of using the CDN
 CSP_DEFAULT_SRC = ("'self'",)
-CSP_STYLE_SRC = ["'self'", "https://www.ssa.gov/accessibility/andi/andi.css"]
+CSP_STYLE_SRC = [
+    "'self'",
+    "https://www.ssa.gov/accessibility/andi/andi.css",
+    "https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/css/select2.min.css",
+]
 CSP_SCRIPT_SRC_ELEM = [
     "'self'",
     "https://www.googletagmanager.com/",
     "https://cdn.jsdelivr.net/npm/chart.js",
     "https://www.ssa.gov",
     "https://ajax.googleapis.com",
+    "https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/js/select2.min.js",
 ]
 CSP_CONNECT_SRC = ["'self'", "https://www.google-analytics.com/", "https://www.ssa.gov/accessibility/andi/andi.js"]
 CSP_INCLUDE_NONCE_IN = ["script-src-elem", "style-src"]
diff --git a/src/registrar/config/urls.py b/src/registrar/config/urls.py
index 19fa99809..17be3c2bb 100644
--- a/src/registrar/config/urls.py
+++ b/src/registrar/config/urls.py
@@ -24,6 +24,7 @@ from registrar.views.report_views import (
 
 from registrar.views.domain_request import Step
 from registrar.views.domain_requests_json import get_domain_requests_json
+from registrar.views.transfer_user import TransferUserView
 from registrar.views.utility.api_views import (
     get_senior_official_from_federal_agency_json,
     get_federal_and_portfolio_types_from_federal_agency_json,
@@ -137,6 +138,7 @@ urlpatterns = [
         AnalyticsView.as_view(),
         name="analytics",
     ),
+    path("admin/registrar/user/<int:user_id>/transfer/", TransferUserView.as_view(), name="transfer_user"),
     path(
         "admin/api/get-senior-official-from-federal-agency-json/",
         get_senior_official_from_federal_agency_json,
diff --git a/src/registrar/context_processors.py b/src/registrar/context_processors.py
index ea04dca80..2ac22b2e0 100644
--- a/src/registrar/context_processors.py
+++ b/src/registrar/context_processors.py
@@ -60,6 +60,17 @@ def add_has_profile_feature_flag_to_context(request):
 
 def portfolio_permissions(request):
     """Make portfolio permissions for the request user available in global context"""
+    context = {
+        "has_base_portfolio_permission": False,
+        "has_domains_portfolio_permission": False,
+        "has_domain_requests_portfolio_permission": False,
+        "has_view_members_portfolio_permission": False,
+        "has_edit_members_portfolio_permission": False,
+        "has_view_suborganization": False,
+        "has_edit_suborganization": False,
+        "portfolio": None,
+        "has_organization_feature_flag": False,
+    }
     try:
         portfolio = request.session.get("portfolio")
         if portfolio:
@@ -69,29 +80,15 @@ def portfolio_permissions(request):
                 "has_domain_requests_portfolio_permission": request.user.has_domain_requests_portfolio_permission(
                     portfolio
                 ),
+                "has_view_members_portfolio_permission": request.user.has_view_members_portfolio_permission(portfolio),
+                "has_edit_members_portfolio_permission": request.user.has_edit_members_portfolio_permission(portfolio),
                 "has_view_suborganization": request.user.has_view_suborganization(portfolio),
                 "has_edit_suborganization": request.user.has_edit_suborganization(portfolio),
                 "portfolio": portfolio,
                 "has_organization_feature_flag": True,
             }
-        return {
-            "has_base_portfolio_permission": False,
-            "has_domains_portfolio_permission": False,
-            "has_domain_requests_portfolio_permission": False,
-            "has_view_suborganization": False,
-            "has_edit_suborganization": False,
-            "portfolio": None,
-            "has_organization_feature_flag": False,
-        }
+        return context
 
     except AttributeError:
         # Handles cases where request.user might not exist
-        return {
-            "has_base_portfolio_permission": False,
-            "has_domains_portfolio_permission": False,
-            "has_domain_requests_portfolio_permission": False,
-            "has_view_suborganization": False,
-            "has_edit_suborganization": False,
-            "portfolio": None,
-            "has_organization_feature_flag": False,
-        }
+        return context
diff --git a/src/registrar/forms/domain.py b/src/registrar/forms/domain.py
index a7a006788..84fcbe973 100644
--- a/src/registrar/forms/domain.py
+++ b/src/registrar/forms/domain.py
@@ -417,7 +417,7 @@ class SeniorOfficialContactForm(ContactForm):
             # This action should be blocked by the UI, as the text fields are readonly.
             # If they get past this point, we forbid it this way.
             # This could be malicious, so lets reserve information for the backend only.
-            raise ValueError("Senior Official cannot be modified for federal or tribal domains.")
+            raise ValueError("Senior official cannot be modified for federal or tribal domains.")
         elif db_so.has_more_than_one_join("information_senior_official"):
             # Handle the case where the domain information object is available and the SO Contact
             # has more than one joined object.
diff --git a/src/registrar/management/commands/clean_tables.py b/src/registrar/management/commands/clean_tables.py
index 5d4439d95..66b3e772f 100644
--- a/src/registrar/management/commands/clean_tables.py
+++ b/src/registrar/management/commands/clean_tables.py
@@ -21,7 +21,7 @@ class Command(BaseCommand):
 
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect="""
+            prompt_message="""
             This script will delete all rows from the following tables:
              * Contact
              * Domain
diff --git a/src/registrar/management/commands/extend_expiration_dates.py b/src/registrar/management/commands/extend_expiration_dates.py
index cefc38b9e..ac083da1d 100644
--- a/src/registrar/management/commands/extend_expiration_dates.py
+++ b/src/registrar/management/commands/extend_expiration_dates.py
@@ -130,7 +130,7 @@ class Command(BaseCommand):
         """Asks if the user wants to proceed with this action"""
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Extension Amount==
             Period: {extension_amount} year(s)
 
diff --git a/src/registrar/management/commands/load_organization_data.py b/src/registrar/management/commands/load_organization_data.py
index 122795400..35cc248ee 100644
--- a/src/registrar/management/commands/load_organization_data.py
+++ b/src/registrar/management/commands/load_organization_data.py
@@ -64,7 +64,7 @@ class Command(BaseCommand):
         # Will sys.exit() when prompt is "n"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Master data file==
             domain_additional_filename: {org_args.domain_additional_filename}
 
@@ -84,7 +84,7 @@ class Command(BaseCommand):
         # Will sys.exit() when prompt is "n"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Master data file==
             domain_additional_filename: {org_args.domain_additional_filename}
 
diff --git a/src/registrar/management/commands/load_senior_official_table.py b/src/registrar/management/commands/load_senior_official_table.py
index 43f61d57a..cdbc607bf 100644
--- a/src/registrar/management/commands/load_senior_official_table.py
+++ b/src/registrar/management/commands/load_senior_official_table.py
@@ -27,7 +27,7 @@ class Command(BaseCommand):
 
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Proposed Changes==
             CSV: {federal_cio_csv_path}
 
diff --git a/src/registrar/management/commands/load_transition_domain.py b/src/registrar/management/commands/load_transition_domain.py
index 4132096c8..c2dd66f55 100644
--- a/src/registrar/management/commands/load_transition_domain.py
+++ b/src/registrar/management/commands/load_transition_domain.py
@@ -651,7 +651,7 @@ class Command(BaseCommand):
         title = "Do you wish to load additional data for TransitionDomains?"
         proceed = TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             !!! ENSURE THAT ALL FILENAMES ARE CORRECT BEFORE PROCEEDING
             ==Master data file==
             domain_additional_filename: {domain_additional_filename}
diff --git a/src/registrar/management/commands/patch_federal_agency_info.py b/src/registrar/management/commands/patch_federal_agency_info.py
index b286f1516..51a98ffaa 100644
--- a/src/registrar/management/commands/patch_federal_agency_info.py
+++ b/src/registrar/management/commands/patch_federal_agency_info.py
@@ -91,7 +91,7 @@ class Command(BaseCommand):
         # Code execution will stop here if the user prompts "N"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Proposed Changes==
             Number of DomainInformation objects to change: {len(human_readable_domain_names)}
             The following DomainInformation objects will be modified: {human_readable_domain_names}
@@ -148,7 +148,7 @@ class Command(BaseCommand):
         # Code execution will stop here if the user prompts "N"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==File location==
             current-full.csv filepath: {file_path}
 
diff --git a/src/registrar/management/commands/populate_first_ready.py b/src/registrar/management/commands/populate_first_ready.py
index 9636476c2..04468029a 100644
--- a/src/registrar/management/commands/populate_first_ready.py
+++ b/src/registrar/management/commands/populate_first_ready.py
@@ -31,7 +31,7 @@ class Command(BaseCommand):
         # Code execution will stop here if the user prompts "N"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Proposed Changes==
             Number of Domain objects to change: {len(domains)}
             """,
diff --git a/src/registrar/management/commands/populate_organization_type.py b/src/registrar/management/commands/populate_organization_type.py
index a7dd98b24..60d179cb8 100644
--- a/src/registrar/management/commands/populate_organization_type.py
+++ b/src/registrar/management/commands/populate_organization_type.py
@@ -54,7 +54,7 @@ class Command(BaseCommand):
         # Code execution will stop here if the user prompts "N"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Proposed Changes==
             Number of DomainRequest objects to change: {len(domain_requests)}
 
@@ -72,7 +72,7 @@ class Command(BaseCommand):
         # Code execution will stop here if the user prompts "N"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
+            prompt_message=f"""
             ==Proposed Changes==
             Number of DomainInformation objects to change: {len(domain_infos)}
 
diff --git a/src/registrar/management/commands/update_first_ready.py b/src/registrar/management/commands/update_first_ready.py
new file mode 100644
index 000000000..0a4ea10a7
--- /dev/null
+++ b/src/registrar/management/commands/update_first_ready.py
@@ -0,0 +1,38 @@
+import logging
+from django.core.management import BaseCommand
+from registrar.management.commands.utility.terminal_helper import PopulateScriptTemplate, TerminalColors
+from registrar.models import Domain, TransitionDomain
+
+
+logger = logging.getLogger(__name__)
+
+
+class Command(BaseCommand, PopulateScriptTemplate):
+    help = "Loops through each domain object and populates the last_status_update and first_submitted_date"
+
+    def handle(self, **kwargs):
+        """Loops through each valid Domain object and updates it's first_ready value if it is out of sync"""
+        filter_conditions = {"state__in": [Domain.State.READY, Domain.State.ON_HOLD, Domain.State.DELETED]}
+        self.mass_update_records(Domain, filter_conditions, ["first_ready"], verbose=True)
+
+    def update_record(self, record: Domain):
+        """Defines how we update the first_ready field"""
+        # update the first_ready value based on the creation date.
+        record.first_ready = record.created_at.date()
+
+        logger.info(
+            f"{TerminalColors.OKCYAN}Updating {record} => first_ready: " f"{record.first_ready}{TerminalColors.ENDC}"
+        )
+
+    # check if a transition domain object for this domain name exists,
+    # or if so whether its first_ready value matches its created_at date
+    def custom_filter(self, records):
+        to_include_pks = []
+        for record in records:
+            if (
+                TransitionDomain.objects.filter(domain_name=record.name).exists()
+                and record.first_ready != record.created_at.date()
+            ):  # noqa
+                to_include_pks.append(record.pk)
+
+        return records.filter(pk__in=to_include_pks)
diff --git a/src/registrar/management/commands/utility/terminal_helper.py b/src/registrar/management/commands/utility/terminal_helper.py
index b9e11be5d..fa7cde683 100644
--- a/src/registrar/management/commands/utility/terminal_helper.py
+++ b/src/registrar/management/commands/utility/terminal_helper.py
@@ -2,9 +2,12 @@ import logging
 import sys
 from abc import ABC, abstractmethod
 from django.core.paginator import Paginator
+from django.db.models import Model
+from django.db.models.manager import BaseManager
 from typing import List
 from registrar.utility.enums import LogCode
 
+
 logger = logging.getLogger(__name__)
 
 
@@ -76,27 +79,60 @@ class PopulateScriptTemplate(ABC):
 
     @abstractmethod
     def update_record(self, record):
-        """Defines how we update each field. Must be defined before using mass_update_records."""
+        """Defines how we update each field.
+
+        raises:
+            NotImplementedError: If not defined before calling mass_update_records.
+        """
         raise NotImplementedError
 
-    def mass_update_records(self, object_class, filter_conditions, fields_to_update, debug=True):
+    def mass_update_records(self, object_class, filter_conditions, fields_to_update, debug=True, verbose=False):
         """Loops through each valid "object_class" object - specified by filter_conditions - and
         updates fields defined by fields_to_update using update_record.
 
-        You must define update_record before you can use this function.
+        Parameters:
+            object_class: The Django model class that you want to perform the bulk update on.
+                This should be the actual class, not a string of the class name.
+
+            filter_conditions: dictionary of valid Django Queryset filter conditions
+                (e.g. {'verification_type__isnull'=True}).
+
+            fields_to_update: List of strings specifying which fields to update.
+                (e.g. ["first_ready_date", "last_submitted_date"])
+
+            debug: Whether to log script run summary in debug mode.
+                Default: True.
+
+            verbose: Whether to print a detailed run summary *before* run confirmation.
+                Default: False.
+
+        Raises:
+            NotImplementedError: If you do not define update_record before using this function.
+            TypeError: If custom_filter is not Callable.
         """
 
         records = object_class.objects.filter(**filter_conditions) if filter_conditions else object_class.objects.all()
+
+        # apply custom filter
+        records = self.custom_filter(records)
+
         readable_class_name = self.get_class_name(object_class)
 
+        # for use in the execution prompt.
+        proposed_changes = f"""==Proposed Changes==
+            Number of {readable_class_name} objects to change: {len(records)}
+            These fields will be updated on each record: {fields_to_update}
+            """
+
+        if verbose:
+            proposed_changes = f"""{proposed_changes}
+            These records will be updated: {list(records.all())}
+            """
+
         # Code execution will stop here if the user prompts "N"
         TerminalHelper.prompt_for_execution(
             system_exit_on_terminate=True,
-            info_to_inspect=f"""
-            ==Proposed Changes==
-            Number of {readable_class_name} objects to change: {len(records)}
-            These fields will be updated on each record: {fields_to_update}
-            """,
+            prompt_message=proposed_changes,
             prompt_title=self.prompt_title,
         )
         logger.info("Updating...")
@@ -141,10 +177,17 @@ class PopulateScriptTemplate(ABC):
         return f"{TerminalColors.FAIL}" f"Failed to update {record}" f"{TerminalColors.ENDC}"
 
     def should_skip_record(self, record) -> bool:  # noqa
-        """Defines the condition in which we should skip updating a record. Override as needed."""
+        """Defines the condition in which we should skip updating a record. Override as needed.
+        The difference between this and custom_filter is that records matching these conditions
+        *will* be included in the run but will be skipped (and logged as such)."""
         # By default - don't skip
         return False
 
+    def custom_filter(self, records: BaseManager[Model]) -> BaseManager[Model]:
+        """Override to define filters that can't be represented by django queryset field lookups.
+        Applied to individual records *after* filter_conditions. True means"""
+        return records
+
 
 class TerminalHelper:
     @staticmethod
@@ -220,6 +263,9 @@ class TerminalHelper:
                 an answer is required of the user).
 
         The "answer" return value is True for "yes" or False for "no".
+
+        Raises:
+            ValueError: When "default" is not "yes", "no", or None.
         """
         valid = {"yes": True, "y": True, "ye": True, "no": False, "n": False}
         if default is None:
@@ -244,6 +290,7 @@ class TerminalHelper:
     @staticmethod
     def query_yes_no_exit(question: str, default="yes"):
         """Ask a yes/no question via raw_input() and return their answer.
+        Allows for answer "e" to exit.
 
         "question" is a string that is presented to the user.
         "default" is the presumed answer if the user just hits <Enter>.
@@ -251,6 +298,9 @@ class TerminalHelper:
                 an answer is required of the user).
 
         The "answer" return value is True for "yes" or False for "no".
+
+        Raises:
+            ValueError: When "default" is not "yes", "no", or None.
         """
         valid = {
             "yes": True,
@@ -317,9 +367,8 @@ class TerminalHelper:
                 case _:
                     logger.info(print_statement)
 
-    # TODO - "info_to_inspect" should be refactored to "prompt_message"
     @staticmethod
-    def prompt_for_execution(system_exit_on_terminate: bool, info_to_inspect: str, prompt_title: str) -> bool:
+    def prompt_for_execution(system_exit_on_terminate: bool, prompt_message: str, prompt_title: str) -> bool:
         """Create to reduce code complexity.
         Prompts the user to inspect the given string
         and asks if they wish to proceed.
@@ -340,7 +389,7 @@ class TerminalHelper:
             =====================================================
             *** IMPORTANT:  VERIFY THE FOLLOWING LOOKS CORRECT ***
 
-            {info_to_inspect}
+            {prompt_message}
             {TerminalColors.FAIL}
             Proceed? (Y = proceed, N = {action_description_for_selecting_no})
             {TerminalColors.ENDC}"""
diff --git a/src/registrar/migrations/0123_alter_portfolioinvitation_portfolio_additional_permissions_and_more.py b/src/registrar/migrations/0123_alter_portfolioinvitation_portfolio_additional_permissions_and_more.py
new file mode 100644
index 000000000..c14a70ab0
--- /dev/null
+++ b/src/registrar/migrations/0123_alter_portfolioinvitation_portfolio_additional_permissions_and_more.py
@@ -0,0 +1,66 @@
+# Generated by Django 4.2.10 on 2024-09-04 21:29
+
+import django.contrib.postgres.fields
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("registrar", "0122_create_groups_v16"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="portfolioinvitation",
+            name="portfolio_additional_permissions",
+            field=django.contrib.postgres.fields.ArrayField(
+                base_field=models.CharField(
+                    choices=[
+                        ("view_all_domains", "View all domains and domain reports"),
+                        ("view_managed_domains", "View managed domains"),
+                        ("view_members", "View members"),
+                        ("edit_members", "Create and edit members"),
+                        ("view_all_requests", "View all requests"),
+                        ("view_created_requests", "View created requests"),
+                        ("edit_requests", "Create and edit requests"),
+                        ("view_portfolio", "View organization"),
+                        ("edit_portfolio", "Edit organization"),
+                        ("view_suborganization", "View suborganization"),
+                        ("edit_suborganization", "Edit suborganization"),
+                    ],
+                    max_length=50,
+                ),
+                blank=True,
+                help_text="Select one or more additional permissions.",
+                null=True,
+                size=None,
+            ),
+        ),
+        migrations.AlterField(
+            model_name="userportfoliopermission",
+            name="additional_permissions",
+            field=django.contrib.postgres.fields.ArrayField(
+                base_field=models.CharField(
+                    choices=[
+                        ("view_all_domains", "View all domains and domain reports"),
+                        ("view_managed_domains", "View managed domains"),
+                        ("view_members", "View members"),
+                        ("edit_members", "Create and edit members"),
+                        ("view_all_requests", "View all requests"),
+                        ("view_created_requests", "View created requests"),
+                        ("edit_requests", "Create and edit requests"),
+                        ("view_portfolio", "View organization"),
+                        ("edit_portfolio", "Edit organization"),
+                        ("view_suborganization", "View suborganization"),
+                        ("edit_suborganization", "Edit suborganization"),
+                    ],
+                    max_length=50,
+                ),
+                blank=True,
+                help_text="Select one or more additional permissions.",
+                null=True,
+                size=None,
+            ),
+        ),
+    ]
diff --git a/src/registrar/models/user_portfolio_permission.py b/src/registrar/models/user_portfolio_permission.py
index bf1c3e566..0c2487df3 100644
--- a/src/registrar/models/user_portfolio_permission.py
+++ b/src/registrar/models/user_portfolio_permission.py
@@ -16,8 +16,8 @@ class UserPortfolioPermission(TimeStampedModel):
     PORTFOLIO_ROLE_PERMISSIONS = {
         UserPortfolioRoleChoices.ORGANIZATION_ADMIN: [
             UserPortfolioPermissionChoices.VIEW_ALL_DOMAINS,
-            UserPortfolioPermissionChoices.VIEW_MEMBER,
-            UserPortfolioPermissionChoices.EDIT_MEMBER,
+            UserPortfolioPermissionChoices.VIEW_MEMBERS,
+            UserPortfolioPermissionChoices.EDIT_MEMBERS,
             UserPortfolioPermissionChoices.VIEW_ALL_REQUESTS,
             UserPortfolioPermissionChoices.EDIT_REQUESTS,
             UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
@@ -28,7 +28,7 @@ class UserPortfolioPermission(TimeStampedModel):
         ],
         UserPortfolioRoleChoices.ORGANIZATION_ADMIN_READ_ONLY: [
             UserPortfolioPermissionChoices.VIEW_ALL_DOMAINS,
-            UserPortfolioPermissionChoices.VIEW_MEMBER,
+            UserPortfolioPermissionChoices.VIEW_MEMBERS,
             UserPortfolioPermissionChoices.VIEW_ALL_REQUESTS,
             UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
             # Domain: field specific permissions
diff --git a/src/registrar/models/utility/portfolio_helper.py b/src/registrar/models/utility/portfolio_helper.py
index 86aaa5e16..7afd32603 100644
--- a/src/registrar/models/utility/portfolio_helper.py
+++ b/src/registrar/models/utility/portfolio_helper.py
@@ -17,8 +17,8 @@ class UserPortfolioPermissionChoices(models.TextChoices):
     VIEW_ALL_DOMAINS = "view_all_domains", "View all domains and domain reports"
     VIEW_MANAGED_DOMAINS = "view_managed_domains", "View managed domains"
 
-    VIEW_MEMBER = "view_member", "View members"
-    EDIT_MEMBER = "edit_member", "Create and edit members"
+    VIEW_MEMBERS = "view_members", "View members"
+    EDIT_MEMBERS = "edit_members", "Create and edit members"
 
     VIEW_ALL_REQUESTS = "view_all_requests", "View all requests"
     VIEW_CREATED_REQUESTS = "view_created_requests", "View created requests"
diff --git a/src/registrar/templates/admin/analytics.html b/src/registrar/templates/admin/analytics.html
index 13db3b60a..7c1a09c78 100644
--- a/src/registrar/templates/admin/analytics.html
+++ b/src/registrar/templates/admin/analytics.html
@@ -5,7 +5,7 @@
 
 {% block content %}
 
-  <div id="content-main" class="analytics">
+  <div id="content-main" class="custom-admin-template">
 
     <div class="grid-row grid-gap-2">
       <div class="tablet:grid-col-6 margin-top-2">
@@ -29,28 +29,28 @@
         <div class="padding-top-2 padding-x-2">
           <ul class="usa-button-group wrapped-button-group">
             <li class="usa-button-group__item">
-                <a href="{% url 'export_data_type' %}" class="button text-no-wrap" role="button">
+                <a href="{% url 'export_data_type' %}" class="usa-button usa-button--dja text-no-wrap" role="button">
                   <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                     <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                   </svg><span class="margin-left-05">All domain metadata</span>
                 </a>
             </li>
             <li class="usa-button-group__item">
-              <a href="{% url 'export_data_full' %}" class="button text-no-wrap" role="button">
+              <a href="{% url 'export_data_full' %}" class="usa-button usa-button--dja text-no-wrap" role="button">
                 <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                   <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                 </svg><span class="margin-left-05">Current full</span>
               </a>
             </li>
             <li class="usa-button-group__item">
-                <a href="{% url 'export_data_federal' %}" class="button text-no-wrap" role="button">
+                <a href="{% url 'export_data_federal' %}" class="usa-button usa-button--dja text-no-wrap" role="button">
                   <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                     <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                   </svg><span class="margin-left-05">Current federal</span>
                 </a>
             </li>
             <li class="usa-button-group__item">
-              <a href="{% url 'export_data_domain_requests_full' %}" class="button text-no-wrap" role="button">
+              <a href="{% url 'export_data_domain_requests_full' %}" class="usa-button usa-button--dja text-no-wrap" role="button">
                 <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                   <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                 </svg><span class="margin-left-05">All domain requests metadata</span>
@@ -84,35 +84,35 @@
           </div>
           <ul class="usa-button-group">
             <li class="usa-button-group__item">
-              <button class="button exportLink" data-export-url="{% url 'export_domains_growth' %}" type="button">
+              <button class="usa-button usa-button--dja exportLink" data-export-url="{% url 'export_domains_growth' %}" type="button">
                 <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                   <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                 </svg><span class="margin-left-05">Domain growth</span>
               </button>
             </li>
             <li class="usa-button-group__item">
-              <button class="button exportLink" data-export-url="{% url 'export_requests_growth' %}" type="button">
+              <button class="usa-button usa-button--dja exportLink" data-export-url="{% url 'export_requests_growth' %}" type="button">
                 <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                   <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                 </svg><span class="margin-left-05">Request growth</span>
               </button>
             </li>
             <li class="usa-button-group__item">
-              <button class="button exportLink" data-export-url="{% url 'export_managed_domains' %}" type="button">
+              <button class="usa-button usa-button--dja exportLink" data-export-url="{% url 'export_managed_domains' %}" type="button">
                 <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                   <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                 </svg><span class="margin-left-05">Managed domains</span>
               </button>
             </li>
             <li class="usa-button-group__item">
-              <button class="button exportLink" data-export-url="{% url 'export_unmanaged_domains' %}" type="button">
+              <button class="usa-button usa-button--dja exportLink" data-export-url="{% url 'export_unmanaged_domains' %}" type="button">
                 <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                   <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
                 </svg><span class="margin-left-05">Unmanaged domains</span>
               </button>
             </li>
             <li class="usa-button-group__item">
-              <button class="button exportLink usa-button--secondary" data-export-url="{% url 'analytics' %}" type="button">
+              <button class="usa-button usa-button--dja exportLink usa-button--secondary" data-export-url="{% url 'analytics' %}" type="button">
                 <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
                   <use xlink:href="{%static 'img/sprite.svg'%}#assessment"></use>
                 </svg><span class="margin-left-05">Update charts</span>
diff --git a/src/registrar/templates/admin/input_with_clipboard.html b/src/registrar/templates/admin/input_with_clipboard.html
index ea2fbce33..5ad2b27f7 100644
--- a/src/registrar/templates/admin/input_with_clipboard.html
+++ b/src/registrar/templates/admin/input_with_clipboard.html
@@ -17,7 +17,7 @@ Template for an input field with a clipboard
             >
                 <use aria-hidden="true" xlink:href="{%static 'img/sprite.svg'%}#content_copy"></use>
             </svg>
-            <span>Copy</span>
+            Copy
         </div>
     </button>
 </div>
@@ -25,7 +25,7 @@ Template for an input field with a clipboard
 <div class="admin-icon-group admin-icon-group__clipboard-link">
     <input aria-hidden="true" class="display-none" value="{{ field.email }}" />
     <button 
-    class="usa-button usa-button--unstyled padding-right-1 usa-button--icon button--clipboard copy-to-clipboard text-no-underline" 
+    class="usa-button usa-button--unstyled padding-right-1 usa-button--icon button--clipboard copy-to-clipboard text-no-underline padding-left-05" 
     type="button"
     >
         <svg 
@@ -33,7 +33,7 @@ Template for an input field with a clipboard
         >
             <use aria-hidden="true" xlink:href="{%static 'img/sprite.svg'%}#content_copy"></use>
         </svg>
-        <span class="padding-left-05">Copy</span>
+        Copy
     </button>
 </div>
 {% endif %}
\ No newline at end of file
diff --git a/src/registrar/templates/admin/transfer_user.html b/src/registrar/templates/admin/transfer_user.html
new file mode 100644
index 000000000..9e55346e7
--- /dev/null
+++ b/src/registrar/templates/admin/transfer_user.html
@@ -0,0 +1,260 @@
+{% extends 'admin/base_site.html' %}
+{% load i18n static %}
+
+{% block content_title %}<h1>Transfer user</h1>{% endblock %}
+
+{% block extrastyle %}
+
+{{ block.super }}
+
+{% endblock %}  
+
+{% block extrahead %}
+    {{ block.super }}
+    <!-- Making the user select a combobox: -->
+    <!-- Load Django Admin's base JavaScript. This is NEEDED because select2 relies on it. -->                         
+    <script src="{% static 'admin/js/vendor/jquery/jquery.min.js' %}"></script>
+    
+    <!-- Include Select2 JavaScript. Since this view technically falls outside of admin, this is needed. -->
+    <script src="https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/js/select2.min.js"></script>
+    <script type="application/javascript" src="{% static 'js/get-gov-admin-extra.js' %}" defer></script>
+
+    <link href="https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/css/select2.min.css" rel="stylesheet" />
+{% endblock %}
+
+{% block breadcrumbs %}
+    <div class="breadcrumbs">
+        <a href="{% url 'admin:index' %}">{% trans 'Home' %}</a>
+        &rsaquo; <a href="{% url 'admin:app_list' 'registrar' %}">{% trans 'Registrar' %}</a>
+        &rsaquo; <a href="{% url 'admin:registrar_user_changelist' %}">{% trans 'Users' %}</a>
+        &rsaquo; <a href="{% url 'admin:registrar_user_change' current_user.pk %}">{{ current_user.first_name }} {{ current_user.last_name }}</a>
+        &rsaquo; {% trans 'Transfer User' %}
+    </div>
+{% endblock %}
+
+{% block content %}
+<div id="content-main" class="custom-admin-template">
+
+    <div class="module padding-4 display-flex flex-row flex-justify submit-row">
+
+        <div class="desktop:flex-align-center">
+            <form class="transfer-user-selector" method="GET" action="{% url 'transfer_user' current_user.pk %}">
+                <label for="selected_user" class="text-middle">Select user to transfer data from:</label>
+                <select name="selected_user" id="selected_user" class="admin-combobox margin-top-0" onchange="this.form.submit()">
+                    <option value="">Select a user</option>
+                    {% for user in other_users %}
+                        <option value="{{ user.pk }}" {% if selected_user and user.pk == selected_user.pk %}selected{% endif %}>
+                            {{ user.first_name }} {{ user.last_name }}
+                        </option>
+                    {% endfor %}
+                </select>
+                <input type="submit" value="Select and preview" class="button--dja-toolbar">
+            </form>
+        </div>
+        <div class="desktop:flex-align-center">
+            {% if selected_user %}
+                <a class="usa-button usa-button--dja" href="#transfer-and-delete" aria-controls="transfer-and-delete" data-open-modal>
+                    Transfer and delete user
+                </a>
+            {% endif %}
+        </div>
+    </div>
+
+    <div class="grid-row grid-gap-2">
+
+        <div class="tablet:grid-col-6 margin-top-2">
+            <div class="module height-full">
+                <h2>User to transfer data from</h2>
+                <div class="padding-top-2 padding-x-2">
+                    {% if selected_user %}
+                        <dl class="dl-dja">
+                            <dt>Username:</dt>
+                            <dd>{{ selected_user.username }}</dd>
+                            <dt>Created at:</dt>
+                            <dd>{{ selected_user.created_at }}</dd>
+                            <dt>Last login:</dt>
+                            <dd>{{ selected_user.last_login }}</dd>
+                            <dt>First name:</dt>
+                            <dd>{{ selected_user.first_name }}</dd>
+                            <dt>Middle name:</dt>
+                            <dd>{{ selected_user.middle_name }}</dd>
+                            <dt>Last name:</dt>
+                            <dd>{{ selected_user.last_name }}</dd>
+                            <dt>Title:</dt>
+                            <dd>{{ selected_user.title }}</dd>
+                            <dt>Email:</dt>
+                            <dd>{{ selected_user.email }}</dd>
+                            <dt>Phone:</dt>
+                            <dd>{{ selected_user.phone }}</dd>
+                            <h3 class="font-heading-md">Data that will get transferred:</h3>
+                            <dt>Domains:</dt>
+                            <dd>
+                                {% if selected_user_domains %}
+                                    <ul>
+                                        {% for domain in selected_user_domains %}
+                                            <li>{{ domain }}</li>
+                                        {% endfor %}
+                                    </ul>
+                                {% else %}
+                                    None
+                                {% endif %}
+                            </dd>
+                            <dt>Domain requests:</dt>
+                            <dd>
+                                {% if selected_user_domain_requests %}
+                                    <ul>
+                                        {% for request in selected_user_domain_requests %}
+                                            <li>{{ request }}</li>
+                                        {% endfor %}
+                                    </ul>
+                                {% else %}
+                                    None
+                                {% endif %}
+                            </dd>
+                            <dt>Portfolios:</dt>
+                            <dd>
+                                {% if selected_user_portfolios %}
+                                    <ul>
+                                        {% for portfolio in selected_user_portfolios %}
+                                            <li>{{ portfolio.portfolio }}</li>
+                                        {% endfor %}
+                                    </ul>
+                                {% else %}
+                                    None
+                                {% endif %}
+                            </dd>
+                        </dl>
+                    {% else %}
+                        <p>No user selected yet.</p>
+                    {% endif %}
+                </div>
+            </div>
+        </div>
+
+        <div class="tablet:grid-col-6 margin-top-2">
+            <div class="module height-full">
+                <h2>User to receive data</h2>
+                <div class="padding-top-2 padding-x-2">
+                    <dl class="dl-dja">
+                        <dt>Username:</dt>
+                        <dd>{{ current_user.username }}</dd>
+                        <dt>Created at:</dt>
+                        <dd>{{ current_user.created_at }}</dd>
+                        <dt>Last login:</dt>
+                        <dd>{{ current_user.last_login }}</dd>
+                        <dt>First name:</dt>
+                        <dd>{{ current_user.first_name }}</dd>
+                        <dt>Middle name:</dt>
+                        <dd>{{ current_user.middle_name }}</dd>
+                        <dt>Last name:</dt>
+                        <dd>{{ current_user.last_name }}</dd>
+                        <dt>Title:</dt>
+                        <dd>{{ current_user.title }}</dd>
+                        <dt>Email:</dt>
+                        <dd>{{ current_user.email }}</dd>
+                        <dt>Phone:</dt>
+                        <dd>{{ current_user.phone }}</dd>
+                        <h3 class="font-heading-md" aria-label="Data that will added to:">&nbsp;</h3>
+                        <dt>Domains:</dt>
+                        <dd>
+                            {% if current_user_domains %}
+                                <ul>
+                                    {% for domain in current_user_domains %}
+                                        <li>{{ domain }}</li>
+                                    {% endfor %}
+                                </ul>
+                            {% else %}
+                                None
+                            {% endif %}
+                        </dd>
+                        <dt>Domain requests:</dt>
+                        <dd>
+                            {% if current_user_domain_requests %}
+                                <ul>
+                                    {% for request in current_user_domain_requests %}
+                                        <li>{{ request }}</li>
+                                    {% endfor %}
+                                </ul>
+                            {% else %}
+                                None
+                            {% endif %}
+                        </dd>
+                        <dt>Portfolios:</dt>
+                        <dd>
+                            {% if current_user_portfolios %}
+                                <ul>
+                                    {% for portfolio in current_user_portfolios %}
+                                        <li>{{ portfolio.portfolio }}</li>
+                                    {% endfor %}
+                                </ul>
+                            {% else %}
+                                None
+                            {% endif %}
+                        </dd>
+                    </dl>
+                </div>
+            </div>
+        </div>
+
+    </div>
+</div>
+
+<div
+    class="usa-modal"
+    id="transfer-and-delete"
+    aria-labelledby="This action will delete {{ selected_user }}"
+    aria-describedby="This action will delete {{ selected_user }}"
+    >
+        <div class="usa-modal__content">
+            <div class="usa-modal__main">
+                <h2 class="usa-modal__heading" id="transfer-and-delete-heading">
+                    Are you sure you want to transfer data and delete this user?
+                </h2>
+                <div class="usa-prose">
+                    {% if selected_user != logged_in_user %}
+                        <p>Username: <b>{{ selected_user.username }}</b><br>
+                        Name: <b>{{ selected_user.first_name }} {{ selected_user.last_name }}</b><br>
+                        Email: <b>{{ selected_user.email }}</b></p>
+                        <p>This action cannot be undone.</p>
+                    {% else %}
+                        <p>Don't do it!</p>
+                    {% endif %}
+                </div>
+
+                <div class="usa-modal__footer">
+                    <ul class="usa-button-group">
+                        {% if selected_user != logged_in_user %}
+                            <li class="usa-button-group__item">
+                                <form method="POST" action="{% url 'transfer_user' current_user.pk %}">
+                                    {% csrf_token %}
+                                    <input type="hidden" name="selected_user" value="{{ selected_user.pk }}">
+                                    <input type="submit" class="usa-button usa-button--dja" value="Yes, transfer and delete user">
+                                </form>
+                            </li>
+                        {% endif %}
+                        <li class="usa-button-group__item">
+                            <button
+                            type="button"
+                            class="usa-button usa-button--unstyled padding-105 text-center"
+                            name="_cancel_domain_request_ineligible"
+                            data-close-modal
+                            >
+                                Cancel
+                            </button>
+                        </li>
+                    </ul>
+                </div>
+            </div>
+            <button
+            type="button"
+            class="usa-button usa-modal__close"
+            aria-label="Close this window"
+            data-close-modal
+            >
+                <svg class="usa-icon" aria-hidden="true" focusable="false" role="img">
+                    <use xlink:href="{%static 'img/sprite.svg'%}#close"></use>
+                </svg>
+            </button>
+        </div>
+</div>
+{% endblock %}
diff --git a/src/registrar/templates/django/admin/includes/detail_table_fieldset.html b/src/registrar/templates/django/admin/includes/detail_table_fieldset.html
index 1c1a7c2a9..5e1057139 100644
--- a/src/registrar/templates/django/admin/includes/detail_table_fieldset.html
+++ b/src/registrar/templates/django/admin/includes/detail_table_fieldset.html
@@ -137,6 +137,16 @@ This is using a custom implementation fieldset.html (see admin/fieldset.html)
             {% endfor %}
             {% endwith %}
         </div>
+    {% elif field.field.name == "display_admins" %}
+        <div class="readonly">{{ field.contents|safe }}</div>
+    {% elif field.field.name == "display_members" %}
+        <div class="readonly">
+            {% if display_members_summary %}
+                {{ display_members_summary }}
+            {% else %}
+                <p>No additional members found.</p>
+            {% endif %}
+        </div>
     {% else %}
         <div class="readonly">{{ field.contents }}</div>
     {% endif %}
@@ -330,6 +340,13 @@ This is using a custom implementation fieldset.html (see admin/fieldset.html)
             </details>
         {% endif %}
         {% endwith %}
+    {% elif field.field.name == "display_members" and field.contents %}
+        <details class="margin-top-1 dja-detail-table" aria-role="button" open>
+            <summary class="padding-1 padding-left-0 dja-details-summary">Details</summary>
+            <div class="grid-container margin-left-0 padding-left-0 padding-right-0 dja-details-contents">
+                {{ field.contents|safe }}
+            </div>
+        </details>
     {% elif field.field.name == "state_territory" and original_object|model_name_lowercase != 'portfolio' %}
         <div class="flex-container margin-top-2">
             <span>
diff --git a/src/registrar/templates/django/admin/portfolio_change_form.html b/src/registrar/templates/django/admin/portfolio_change_form.html
index 6c7aca0ea..8dae8a080 100644
--- a/src/registrar/templates/django/admin/portfolio_change_form.html
+++ b/src/registrar/templates/django/admin/portfolio_change_form.html
@@ -17,8 +17,7 @@
         This is a placeholder for now.
 
         Disclaimer:
-        When extending the fieldset view - *make a new one* that extends from detail_table_fieldset.
-        For instance, "portfolio_fieldset.html".
+        When extending the fieldset view consider whether you need to make a new one that extends from detail_table_fieldset.
         detail_table_fieldset is used on multiple admin pages, so a change there can have unintended consequences.
         {% endcomment %}
         {% include "django/admin/includes/detail_table_fieldset.html" with original_object=original %}
diff --git a/src/registrar/templates/django/admin/user_change_form.html b/src/registrar/templates/django/admin/user_change_form.html
index b545bed23..736f12ba4 100644
--- a/src/registrar/templates/django/admin/user_change_form.html
+++ b/src/registrar/templates/django/admin/user_change_form.html
@@ -1,6 +1,21 @@
 {% extends 'django/admin/email_clipboard_change_form.html' %}
 {% load i18n static %}
 
+
+{% block field_sets %}
+    <div class="display-flex flex-row flex-justify submit-row">
+        <div class="desktop:flex-align-self-end">
+            <a href="{% url 'transfer_user' original.pk %}" class="button">
+                Transfer data from old account
+            </a>
+        </div>
+    </div>
+
+    {% for fieldset in adminform %}
+        {% include "django/admin/includes/domain_fieldset.html" with state_help_message=state_help_message %}
+    {% endfor %}
+{% endblock %}
+
 {% block after_related_objects %}
     {% if portfolios %}
     <div class="module aligned padding-3">
diff --git a/src/registrar/templates/django/forms/widgets/combobox.html b/src/registrar/templates/django/forms/widgets/combobox.html
index 107c2e14e..7ff31945b 100644
--- a/src/registrar/templates/django/forms/widgets/combobox.html
+++ b/src/registrar/templates/django/forms/widgets/combobox.html
@@ -7,7 +7,9 @@ for now we just carry the attribute to both the parent element and the select.
 
 <div class="usa-combo-box"     
 {% for name, value in widget.attrs.items %}
-    {{ name }}="{{ value }}"
+    {% if name != 'id' %}
+        {{ name }}="{{ value }}"
+    {% endif %}
 {% endfor %}
 >
     {% include "django/forms/widgets/select.html" %}
diff --git a/src/registrar/templates/domain_dsdata.html b/src/registrar/templates/domain_dsdata.html
index b62ad7ec5..1dd1e1abe 100644
--- a/src/registrar/templates/domain_dsdata.html
+++ b/src/registrar/templates/domain_dsdata.html
@@ -63,10 +63,10 @@
 
       <div class="grid-row margin-top-1">
         <div class="grid-col">
-          <button type="button" class="usa-button usa-button--unstyled display-block float-right-tablet delete-record">
+          <button type="button" class="usa-button usa-button--unstyled usa-button--with-icon float-right-tablet delete-record">
             <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
               <use xlink:href="{%static 'img/sprite.svg'%}#delete"></use>
-            </svg><span class="margin-left-05">Delete</span>
+            </svg>Delete
           </button>
         </div>
       </div>
@@ -74,10 +74,10 @@
     </fieldset>
     {% endfor %}
 
-    <button type="button" class="usa-button usa-button--unstyled display-block margin-bottom-2" id="add-form">
+    <button type="button" class="usa-button usa-button--unstyled usa-button--with-icon margin-bottom-2" id="add-form">
       <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
         <use xlink:href="{%static 'img/sprite.svg'%}#add_circle"></use>
-      </svg><span class="margin-left-05">Add new record</span>
+      </svg>Add new record
     </button>
 
     <button
diff --git a/src/registrar/templates/domain_nameservers.html b/src/registrar/templates/domain_nameservers.html
index d60be2de8..70eba6bc0 100644
--- a/src/registrar/templates/domain_nameservers.html
+++ b/src/registrar/templates/domain_nameservers.html
@@ -52,20 +52,20 @@
           {% endwith %}
         </div>
         <div class="tablet:grid-col-2">
-          <button type="button" class="usa-button usa-button--unstyled display-block delete-record margin-bottom-075">
+          <button type="button" class="usa-button usa-button--unstyled usa-button--with-icon delete-record margin-bottom-075">
             <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
               <use xlink:href="{%static 'img/sprite.svg'%}#delete"></use>
-            </svg><span class="margin-left-05">Delete</span>
+            </svg>Delete
           </button>
         </div>
       </div>
     </div>
     {% endfor %}
 
-    <button type="button" class="usa-button usa-button--unstyled display-block" id="add-form">
+    <button type="button" class="usa-button usa-button--unstyled usa-button--with-icon" id="add-form">
       <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
         <use xlink:href="{%static 'img/sprite.svg'%}#add_circle"></use>
-      </svg><span class="margin-left-05">Add another name server</span>
+      </svg>Add another name server
     </button>
 
     {% comment %} Work around USWDS' button margins to add some spacing between the submit and the 'add more'
diff --git a/src/registrar/templates/domain_org_name_address.html b/src/registrar/templates/domain_org_name_address.html
index 1e6176aa0..a7eb02b59 100644
--- a/src/registrar/templates/domain_org_name_address.html
+++ b/src/registrar/templates/domain_org_name_address.html
@@ -42,7 +42,7 @@
 
     {% input_with_errors form.state_territory %}
 
-    {% with add_class="usa-input--small" %}
+    {% with add_class="usa-input--small" sublabel_text="Enter a zip code in the required format, like 12345 or 12345-6789." %}
       {% input_with_errors form.zipcode %}
     {% endwith %}
 
diff --git a/src/registrar/templates/domain_request_org_contact.html b/src/registrar/templates/domain_request_org_contact.html
index f145ee3bf..d4f3c2071 100644
--- a/src/registrar/templates/domain_request_org_contact.html
+++ b/src/registrar/templates/domain_request_org_contact.html
@@ -33,7 +33,7 @@
 
     {% input_with_errors forms.0.state_territory %}
 
-    {% with add_class="usa-input--small" %}
+    {% with add_class="usa-input--small" sublabel_text="Enter a zip code in the required format, like 12345 or 12345-6789." %}
       {% input_with_errors forms.0.zipcode %}
     {% endwith %}
 
diff --git a/src/registrar/templates/domain_suborganization.html b/src/registrar/templates/domain_suborganization.html
index ad96f1d65..823629213 100644
--- a/src/registrar/templates/domain_suborganization.html
+++ b/src/registrar/templates/domain_suborganization.html
@@ -1,7 +1,7 @@
 {% extends "domain_base.html" %}
 {% load static field_helpers%}
 
-{% block title %}Suborganization{% endblock %}
+{% block title %}Suborganization{% if suborganization_name %} | suborganization_name{% endif %} | {% endblock %}
 
 {% block domain_content %}
     {# this is right after the messages block in the parent template #}
diff --git a/src/registrar/templates/domain_users.html b/src/registrar/templates/domain_users.html
index 8e4f04fcd..412f4ee73 100644
--- a/src/registrar/templates/domain_users.html
+++ b/src/registrar/templates/domain_users.html
@@ -21,7 +21,7 @@
   </ul>
 
   {% if domain.permissions %}
-  <section class="section--outlined">
+  <section class="section-outlined">
   <table class="usa-table usa-table--borderless usa-table--stacked dotgov-table--stacked dotgov-table">
     <h2 class> Domain managers </h2>
     <caption class="sr-only">Domain managers</caption>
@@ -112,7 +112,7 @@
   </section>
 
   {% if domain.invitations.exists %}
-  <section class="section--outlined">
+  <section class="section-outlined">
   <h2>Invitations</h2>
   <table class="usa-table usa-table--borderless usa-table--stacked dotgov-table--stacked dotgov-table">
       <caption class="sr-only">Domain invitations</caption>
diff --git a/src/registrar/templates/includes/domain_requests_table.html b/src/registrar/templates/includes/domain_requests_table.html
index bd909350c..f73f8079f 100644
--- a/src/registrar/templates/includes/domain_requests_table.html
+++ b/src/registrar/templates/includes/domain_requests_table.html
@@ -3,7 +3,7 @@
 {% comment %} Stores the json endpoint in a url for easier access {% endcomment %}
 {% url 'get_domain_requests_json' as url %}
 <span id="get_domain_requests_json_url" class="display-none">{{url}}</span>
-<section class="section--outlined domain-requests" id="domain-requests">
+<section class="section-outlined domain-requests{% if portfolio %} section-outlined--border-base-light{% endif %}" id="domain-requests">
     <div class="grid-row">
       {% if not has_domain_requests_portfolio_permission %}
         <div class="mobile:grid-col-12 desktop:grid-col-6">
diff --git a/src/registrar/templates/includes/domains_table.html b/src/registrar/templates/includes/domains_table.html
index 48de2d98c..62e9295dd 100644
--- a/src/registrar/templates/includes/domains_table.html
+++ b/src/registrar/templates/includes/domains_table.html
@@ -5,8 +5,8 @@
 {% comment %} Stores the json endpoint in a url for easier access {% endcomment %}
 {% url 'get_domains_json' as url %}
 <span id="get_domains_json_url" class="display-none">{{url}}</span>
-<section class="section--outlined domains{% if not portfolio %} margin-top-0{% endif %}" id="domains">
-  <div class="section--outlined__header margin-bottom-3 {% if not portfolio %} section--outlined__header--no-portfolio justify-content-space-between{% else %} grid-row{% endif %}">
+<section class="section-outlined domains margin-top-0{% if portfolio %} section-outlined--border-base-light{% endif %}" id="domains">
+  <div class="section-outlined__header margin-bottom-3 {% if not portfolio %} section-outlined__header--no-portfolio justify-content-space-between{% else %} grid-row{% endif %}">
       {% if not portfolio %}
         <h2 id="domains-header" class="display-inline-block">Domains</h2>
         <span class="display-none" id="no-portfolio-js-flag"></span>
@@ -14,7 +14,7 @@
         <!-- Embedding the portfolio value in a data attribute -->
         <span id="portfolio-js-value" data-portfolio="{{ portfolio.id }}"></span>
       {% endif %}
-      <div class="section--outlined__search {% if portfolio %} mobile:grid-col-12 desktop:grid-col-6{% endif %}">
+      <div class="section-outlined__search {% if portfolio %} mobile:grid-col-12 desktop:grid-col-6{% endif %}">
         <section aria-label="Domains search component" class="margin-top-2">
           <form class="usa-search usa-search--small" method="POST" role="search">
             {% csrf_token %}
@@ -43,10 +43,10 @@
         </section>
       </div>
       {% if user_domain_count and user_domain_count > 0 %}
-      <div class="section--outlined__utility-button mobile-lg:padding-right-105 {% if portfolio %} mobile:grid-col-12 desktop:grid-col-6 desktop:padding-left-3{% endif %}">
-        <section aria-label="Domains report component" class="mobile-lg:margin-top-205">
-          <a href="{% url 'export_data_type_user' %}" class="usa-button usa-button--unstyled" role="button">
-            <svg class="usa-icon usa-icon--big margin-right-neg-4px" aria-hidden="true" focusable="false" role="img" width="24" height="24">
+      <div class="section-outlined__utility-button mobile-lg:padding-right-105 {% if portfolio %} mobile:grid-col-12 desktop:grid-col-6 desktop:padding-left-3{% endif %}">
+        <section aria-label="Domains report component" class="margin-top-205">
+          <a href="{% url 'export_data_type_user' %}" class="usa-button usa-button--unstyled usa-button--with-icon" role="button">
+            <svg class="usa-icon usa-icon--big" aria-hidden="true" focusable="false" role="img" width="24" height="24">
               <use xlink:href="{%static 'img/sprite.svg'%}#file_download"></use>
             </svg>Export as CSV
           </a>
@@ -158,7 +158,7 @@
             <th data-sortable="expiration_date" scope="col" role="columnheader">Expires</th>
             <th data-sortable="state_display" scope="col" role="columnheader">Status</th>
             {% if portfolio and has_view_suborganization %}
-              <th data-sortable="suborganization" scope="col" role="columnheader">Suborganization</th>
+              <th data-sortable="domain_info__sub_organization" scope="col" role="columnheader">Suborganization</th>
             {% endif %}
             <th 
               scope="col" 
diff --git a/src/registrar/templates/includes/header_extended.html b/src/registrar/templates/includes/header_extended.html
index 54ceb3a67..5084b1a3d 100644
--- a/src/registrar/templates/includes/header_extended.html
+++ b/src/registrar/templates/includes/header_extended.html
@@ -12,46 +12,6 @@
         <button type="button" class="usa-nav__close">
             <img src="{%static 'img/usa-icons/close.svg'%}" role="img" alt="Close" />
         </button>
-        <ul class="usa-nav__primary usa-accordion">
-            <li class="usa-nav__primary-item">
-                {% if has_domains_portfolio_permission %}
-                    {% url 'domains' as url %}
-                {%else %}
-                    {% url 'no-portfolio-domains' as url %}
-                {% endif %}
-                <a href="{{ url }}" class="usa-nav-link{% if 'domain'|in_path:request.path %} usa-current{% endif %}"> 
-                Domains
-                </a>
-            </li>
-            <li class="usa-nav__primary-item">
-                <a href="#" class="usa-nav-link">
-                    Domain groups
-                </a>
-            </li>
-
-            {% if has_domain_requests_portfolio_permission %}
-                <li class="usa-nav__primary-item">
-                    {% url 'domain-requests' as url %}
-                    <a href="{{ url }}" class="usa-nav-link{% if 'request'|in_path:request.path %} usa-current{% endif %}"> 
-                    Domain requests
-                    </a>
-                </li>
-            {% endif %}
-            <li class="usa-nav__primary-item">
-                <a href="#" class="usa-nav-link">
-                    Members
-                </a>
-            </li>
-            <li class="usa-nav__primary-item">
-                {% url 'organization' as url %}
-                <!-- Move the padding from the a to the span so that the descenders do not get cut off -->
-                <a href="{{ url }}" class="usa-nav-link padding-y-0">
-                    <span class="ellipsis ellipsis--23 ellipsis--desktop-50 padding-y-1 desktop:padding-y-2">
-                        {{ portfolio.organization_name }}
-                    </span>
-                </a>
-            </li>
-        </ul>
         <div class="usa-nav__secondary">
             <ul class="usa-nav__secondary-links">
                 <li class="usa-nav__secondary-item">
@@ -75,6 +35,48 @@
                 </li>
             </ul>
         </div>
+        <ul class="usa-nav__primary usa-accordion">
+            <li class="usa-nav__primary-item">
+                {% if has_domains_portfolio_permission %}
+                    {% url 'domains' as url %}
+                {%else %}
+                    {% url 'no-portfolio-domains' as url %}
+                {% endif %}
+                <a href="{{ url }}" class="usa-nav-link{% if 'domain'|in_path:request.path %} usa-current{% endif %}"> 
+                Domains
+                </a>
+            </li>
+            <!-- <li class="usa-nav__primary-item">
+                <a href="#" class="usa-nav-link">
+                    Domain groups
+                </a>
+            </li> -->
+
+            {% if has_domain_requests_portfolio_permission %}
+                <li class="usa-nav__primary-item">
+                    {% url 'domain-requests' as url %}
+                    <a href="{{ url }}" class="usa-nav-link{% if 'request'|in_path:request.path %} usa-current{% endif %}"> 
+                    Domain requests
+                    </a>
+                </li>
+            {% endif %}
+            {% if has_view_members_portfolio_permission %}
+            <li class="usa-nav__primary-item">
+                <a href="#" class="usa-nav-link">
+                    Members
+                </a>
+            </li>
+            {% endif %}
+            <li class="usa-nav__primary-item">
+                {% url 'organization' as url %}
+                <!-- Move the padding from the a to the span so that the descenders do not get cut off -->
+                <a href="{{ url }}" class="usa-nav-link padding-y-0 {% if request.path == '/organization/' %} usa-current{% endif %}">
+                    <span class="ellipsis ellipsis--23 ellipsis--desktop-50 padding-y-1 desktop:padding-y-2">
+                        {{ portfolio.organization_name }}
+                    </span>
+                </a>
+            </li>
+        </ul>
     </div>
     </nav>
     {% endblock %}
diff --git a/src/registrar/templates/includes/senior_official.html b/src/registrar/templates/includes/senior_official.html
index fda97b6a9..98afa4dec 100644
--- a/src/registrar/templates/includes/senior_official.html
+++ b/src/registrar/templates/includes/senior_official.html
@@ -4,7 +4,7 @@
     {% include "includes/form_errors.html" with form=form %}
 {% endif %}
 
-<h1>Senior Official</h1>
+<h1>Senior official</h1>
 
 <p>
     Your senior official is a person within your organization who can authorize domain requests.
diff --git a/src/registrar/templates/includes/toggleable_input.html b/src/registrar/templates/includes/toggleable_input.html
index 47db97f00..12e961888 100644
--- a/src/registrar/templates/includes/toggleable_input.html
+++ b/src/registrar/templates/includes/toggleable_input.html
@@ -1,6 +1,6 @@
 {% load static field_helpers url_helpers custom_filters %}
 
-<div id="{{field.name}}__edit-button-readonly" class="margin-top-2 margin-bottom-1 input-with-edit-button {% if not field.value and field.field.required %}input-with-edit-button__error{% endif %}">
+<div id="{{field.name}}__edit-button-readonly" class="margin-top-2 margin-bottom-1 toggleable_input {% if not field.value and field.field.required %}toggleable_input__error{% endif %}">
     <svg class="usa-icon" aria-hidden="true" focusable="false" role="img" width="24" height="24">
         {% if field.value or not field.field.required %}
             <use xlink:href="{%static 'img/sprite.svg'%}#check_circle"></use>
@@ -8,7 +8,7 @@
             <use xlink:href="{%static 'img/sprite.svg'%}#error"></use>
         {%endif %}
     </svg>
-    <div class="display-inline padding-left-05 margin-left-3 input-with-edit-button__readonly-field {% if not field.field.required %}text-base{% endif %}">
+    <div class="display-inline padding-left-05 margin-left-3 toggleable_input__readonly-field {% if not field.field.required %}text-base{% endif %}">
         {% if field.name != "phone" %}
         {{ field.value }}
         {% else %}
diff --git a/src/registrar/templates/no_portfolio_domains.html b/src/registrar/templates/no_portfolio_domains.html
index d9a20b7dd..e9b0da306 100644
--- a/src/registrar/templates/no_portfolio_domains.html
+++ b/src/registrar/templates/no_portfolio_domains.html
@@ -5,9 +5,10 @@
 {% block title %} Domains | {% endblock %}
 
 {% block portfolio_content %}
+<div id="main-content">
     <h1 id="domains-header">Domains</h1>
-    <section class="section--outlined">
-        <div class="section--outlined__header margin-bottom-3">
+    <section class="section-outlined">
+        <div class="section-outlined__header margin-bottom-3">
             <h2 id="domains-header" class="display-inline-block">You aren’t managing any domains.</h2>
             {% if portfolio_administrators %}
             <p>If you believe you should have access to a domain, reach out to your organization’s administrators.</p>
@@ -27,4 +28,5 @@
             {% endif %}
         </div>
     </section>
+</div>
 {% endblock %}
diff --git a/src/registrar/templates/portfolio_base.html b/src/registrar/templates/portfolio_base.html
index 2da33884c..f6b97afbc 100644
--- a/src/registrar/templates/portfolio_base.html
+++ b/src/registrar/templates/portfolio_base.html
@@ -1,10 +1,10 @@
 {% extends "base.html" %}
 
 {% block wrapper %}
-  <div id="wrapper" class="dashboard--portfolio">
-      {% block content %}
+  <div id="wrapper" class="{% block wrapper_class %}dashboard--portfolio{% endblock %}">
+    {% block content %}
         
-        <main id="main-content" class="grid-container">
+        <main class="grid-container">
             {% if user.is_authenticated %}
             {# the entire logged in page goes here #}
             
@@ -26,10 +26,8 @@
             {% endif %}
         </main>
 
-      {% endblock %}
-
+      {% endblock content%}
     <div role="complementary">{% block complementary %}{% endblock %}</div>
-
     {% block content_bottom %}{% endblock %}
   </div>
 {% endblock wrapper %}
diff --git a/src/registrar/templates/portfolio_domains.html b/src/registrar/templates/portfolio_domains.html
index 84bbc1cf6..51011a1a6 100644
--- a/src/registrar/templates/portfolio_domains.html
+++ b/src/registrar/templates/portfolio_domains.html
@@ -4,7 +4,13 @@
 
 {% block title %} Domains | {% endblock %}
 
+{% block wrapper_class %}
+  {{ block.super }} dashboard--grey-1
+{% endblock %}
+
 {% block portfolio_content %}
+<div id="main-content">
     <h1 id="domains-header">Domains</h1>
     {% include "includes/domains_table.html" with portfolio=portfolio user_domain_count=user_domain_count %}
+</div>
 {% endblock %}
diff --git a/src/registrar/templates/portfolio_organization.html b/src/registrar/templates/portfolio_organization.html
index 51adba3d9..4ae035ad4 100644
--- a/src/registrar/templates/portfolio_organization.html
+++ b/src/registrar/templates/portfolio_organization.html
@@ -1,7 +1,7 @@
 {% extends 'portfolio_base.html' %}
 {% load static field_helpers%}
 
-{% block title %}Organization mailing address | {{ portfolio.name }} | {% endblock %}
+{% block title %}Organization mailing address | {{ portfolio.name }}{% endblock %}
 
 {% load static %}
 
@@ -17,7 +17,7 @@
         {% include 'portfolio_organization_sidebar.html' %}
     </div>
 
-    <div class="tablet:grid-col-9">
+    <div class="tablet:grid-col-9" id="main-content">
 
         <h1>Organization</h1>
 
@@ -41,7 +41,7 @@
                 {% input_with_errors form.address_line2 %}
                 {% input_with_errors form.city %}
                 {% input_with_errors form.state_territory %}
-                {% with add_class="usa-input--small" %}
+                {% with add_class="usa-input--small" sublabel_text="Enter a zip code in the required format, like 12345 or 12345-6789." %}
                     {% input_with_errors form.zipcode %}
                 {% endwith %}
                 <button type="submit" class="usa-button">
diff --git a/src/registrar/templates/portfolio_requests.html b/src/registrar/templates/portfolio_requests.html
index 8c698ec83..9f97a25aa 100644
--- a/src/registrar/templates/portfolio_requests.html
+++ b/src/registrar/templates/portfolio_requests.html
@@ -4,7 +4,12 @@
 
 {% block title %} Domain requests | {% endblock %}
 
+{% block wrapper_class %}
+  {{ block.super }} dashboard--grey-1
+{% endblock %}
+
 {% block portfolio_content %}
+<div id="main-content">
     <h1 id="domain-requests-header">Domain requests</h1>
 
     {% comment %}
@@ -20,4 +25,5 @@
     </p>
     
     {% include "includes/domain_requests_table.html" with portfolio=portfolio %}
+</div>
 {% endblock %}
diff --git a/src/registrar/templates/portfolio_senior_official.html b/src/registrar/templates/portfolio_senior_official.html
index 5c47e1645..51ef83be5 100644
--- a/src/registrar/templates/portfolio_senior_official.html
+++ b/src/registrar/templates/portfolio_senior_official.html
@@ -1,7 +1,7 @@
 {% extends 'portfolio_base.html' %}
 {% load static field_helpers%}
 
-{% block title %}Senior Official | {{ portfolio.name }} | {% endblock %}
+{% block title %}Senior official | {{ portfolio.name }}{% endblock %}
 
 {% load static %}
 
@@ -17,7 +17,7 @@
         {% include 'portfolio_organization_sidebar.html' %}
     </div>
 
-    <div class="tablet:grid-col-9">
+    <div class="tablet:grid-col-9" id="main-content">
         {% include "includes/senior_official.html" with can_edit=False %}
     </div>
 </div>
diff --git a/src/registrar/tests/test_admin.py b/src/registrar/tests/test_admin.py
index 3e4b8fb45..5bdf3560f 100644
--- a/src/registrar/tests/test_admin.py
+++ b/src/registrar/tests/test_admin.py
@@ -48,6 +48,8 @@ from registrar.models import (
 from registrar.models.portfolio_invitation import PortfolioInvitation
 from registrar.models.senior_official import SeniorOfficial
 from registrar.models.user_domain_role import UserDomainRole
+from registrar.models.user_portfolio_permission import UserPortfolioPermission
+from registrar.models.utility.portfolio_helper import UserPortfolioPermissionChoices, UserPortfolioRoleChoices
 from registrar.models.verified_by_staff import VerifiedByStaff
 from .common import (
     MockDbForSharedTests,
@@ -63,7 +65,8 @@ from .common import (
 )
 from django.contrib.sessions.backends.db import SessionStore
 from django.contrib.auth import get_user_model
-from unittest.mock import patch, Mock
+from unittest.mock import ANY, patch, Mock
+from django_webtest import WebTest  # type: ignore
 
 import logging
 
@@ -2084,6 +2087,7 @@ class TestPortfolioAdmin(TestCase):
         DomainRequest.objects.all().delete()
         Domain.objects.all().delete()
         Portfolio.objects.all().delete()
+        User.objects.all().delete()
 
     @less_console_noise_decorator
     def test_created_on_display(self):
@@ -2135,3 +2139,310 @@ class TestPortfolioAdmin(TestCase):
 
         domain_requests = self.admin.domain_requests(self.portfolio)
         self.assertIn("2 domain requests", domain_requests)
+
+    @less_console_noise_decorator
+    def test_portfolio_members_display(self):
+        """Tests the custom portfolio members field, admin and member sections"""
+        admin_user_1 = User.objects.create(
+            username="testuser1",
+            first_name="Gerald",
+            last_name="Meoward",
+            title="Captain",
+            email="meaoward@gov.gov",
+        )
+
+        UserPortfolioPermission.objects.all().create(
+            user=admin_user_1, portfolio=self.portfolio, roles=[UserPortfolioRoleChoices.ORGANIZATION_ADMIN]
+        )
+
+        admin_user_2 = User.objects.create(
+            username="testuser2",
+            first_name="Arnold",
+            last_name="Poopy",
+            title="Major",
+            email="poopy@gov.gov",
+        )
+
+        UserPortfolioPermission.objects.all().create(
+            user=admin_user_2, portfolio=self.portfolio, roles=[UserPortfolioRoleChoices.ORGANIZATION_ADMIN]
+        )
+
+        admin_user_3 = User.objects.create(
+            username="testuser3",
+            first_name="Mad",
+            last_name="Max",
+            title="Road warrior",
+            email="madmax@gov.gov",
+        )
+
+        UserPortfolioPermission.objects.all().create(
+            user=admin_user_3, portfolio=self.portfolio, roles=[UserPortfolioRoleChoices.ORGANIZATION_MEMBER]
+        )
+
+        admin_user_4 = User.objects.create(
+            username="testuser4",
+            first_name="Agent",
+            last_name="Smith",
+            title="Program",
+            email="thematrix@gov.gov",
+        )
+
+        UserPortfolioPermission.objects.all().create(
+            user=admin_user_4,
+            portfolio=self.portfolio,
+            additional_permissions=[
+                UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
+                UserPortfolioPermissionChoices.EDIT_REQUESTS,
+            ],
+        )
+
+        display_admins = self.admin.display_admins(self.portfolio)
+
+        self.assertIn(
+            f'<a href="/admin/registrar/user/{admin_user_1.pk}/change/">Gerald Meoward meaoward@gov.gov</a>',
+            display_admins,
+        )
+        self.assertIn("Captain", display_admins)
+        self.assertIn(
+            f'<a href="/admin/registrar/user/{admin_user_2.pk}/change/">Arnold Poopy poopy@gov.gov</a>', display_admins
+        )
+        self.assertIn("Major", display_admins)
+
+        display_members_summary = self.admin.display_members_summary(self.portfolio)
+
+        self.assertIn(
+            f'<a href="/admin/registrar/user/{admin_user_3.pk}/change/">Mad Max madmax@gov.gov</a>',
+            display_members_summary,
+        )
+        self.assertIn(
+            f'<a href="/admin/registrar/user/{admin_user_4.pk}/change/">Agent Smith thematrix@gov.gov</a>',
+            display_members_summary,
+        )
+
+        display_members = self.admin.display_members(self.portfolio)
+
+        self.assertIn("Mad Max", display_members)
+        self.assertIn("<span class='usa-tag'>Member</span>", display_members)
+        self.assertIn("Road warrior", display_members)
+        self.assertIn("Agent Smith", display_members)
+        self.assertIn("<span class='usa-tag'>Domain requestor</span>", display_members)
+        self.assertIn("Program", display_members)
+
+
+class TestTransferUser(WebTest):
+    """User transfer custom admin page"""
+
+    # csrf checks do not work well with WebTest.
+    # We disable them here.
+    csrf_checks = False
+
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.site = AdminSite()
+        cls.superuser = create_superuser()
+        cls.admin = PortfolioAdmin(model=Portfolio, admin_site=cls.site)
+        cls.factory = RequestFactory()
+
+    def setUp(self):
+        self.app.set_user(self.superuser)
+        self.user1, _ = User.objects.get_or_create(
+            username="madmax", first_name="Max", last_name="Rokatanski", title="Road warrior"
+        )
+        self.user2, _ = User.objects.get_or_create(
+            username="furiosa", first_name="Furiosa", last_name="Jabassa", title="Imperator"
+        )
+
+    def tearDown(self):
+        Suborganization.objects.all().delete()
+        DomainInformation.objects.all().delete()
+        DomainRequest.objects.all().delete()
+        Domain.objects.all().delete()
+        Portfolio.objects.all().delete()
+        UserDomainRole.objects.all().delete()
+
+    @less_console_noise_decorator
+    def test_transfer_user_shows_current_and_selected_user_information(self):
+        """Assert we pull the current user info and display it on the transfer page"""
+        completed_domain_request(user=self.user1, name="wasteland.gov")
+        domain_request = completed_domain_request(
+            user=self.user1, name="citadel.gov", status=DomainRequest.DomainRequestStatus.SUBMITTED
+        )
+        domain_request.status = DomainRequest.DomainRequestStatus.APPROVED
+        domain_request.save()
+        portfolio1 = Portfolio.objects.create(organization_name="Hotel California", creator=self.user2)
+        UserPortfolioPermission.objects.create(
+            user=self.user1, portfolio=portfolio1, roles=[UserPortfolioRoleChoices.ORGANIZATION_ADMIN]
+        )
+        portfolio2 = Portfolio.objects.create(organization_name="Tokyo Hotel", creator=self.user2)
+        UserPortfolioPermission.objects.create(
+            user=self.user2, portfolio=portfolio2, roles=[UserPortfolioRoleChoices.ORGANIZATION_ADMIN]
+        )
+
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+
+        self.assertContains(user_transfer_page, "madmax")
+        self.assertContains(user_transfer_page, "Max")
+        self.assertContains(user_transfer_page, "Rokatanski")
+        self.assertContains(user_transfer_page, "Road warrior")
+        self.assertContains(user_transfer_page, "wasteland.gov")
+        self.assertContains(user_transfer_page, "citadel.gov")
+        self.assertContains(user_transfer_page, "Hotel California")
+
+        select_form = user_transfer_page.forms[0]
+        select_form["selected_user"] = str(self.user2.id)
+        preview_result = select_form.submit()
+
+        self.assertContains(preview_result, "furiosa")
+        self.assertContains(preview_result, "Furiosa")
+        self.assertContains(preview_result, "Jabassa")
+        self.assertContains(preview_result, "Imperator")
+        self.assertContains(preview_result, "Tokyo Hotel")
+
+    @less_console_noise_decorator
+    def test_transfer_user_transfers_user_portfolio_roles(self):
+        """Assert that a portfolio user role gets transferred"""
+        portfolio = Portfolio.objects.create(organization_name="Hotel California", creator=self.user2)
+        user_portfolio_permission = UserPortfolioPermission.objects.create(
+            user=self.user2, portfolio=portfolio, roles=[UserPortfolioRoleChoices.ORGANIZATION_ADMIN]
+        )
+
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+
+        submit_form = user_transfer_page.forms[1]
+        submit_form["selected_user"] = self.user2.pk
+        submit_form.submit()
+
+        user_portfolio_permission.refresh_from_db()
+
+        self.assertEquals(user_portfolio_permission.user, self.user1)
+
+    @less_console_noise_decorator
+    def test_transfer_user_transfers_domain_request_creator_and_investigator(self):
+        """Assert that domain request fields get transferred"""
+        domain_request = completed_domain_request(user=self.user2, name="wasteland.gov", investigator=self.user2)
+
+        self.assertEquals(domain_request.creator, self.user2)
+        self.assertEquals(domain_request.investigator, self.user2)
+
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+        submit_form = user_transfer_page.forms[1]
+        submit_form["selected_user"] = self.user2.pk
+        submit_form.submit()
+        domain_request.refresh_from_db()
+
+        self.assertEquals(domain_request.creator, self.user1)
+        self.assertEquals(domain_request.investigator, self.user1)
+
+    @less_console_noise_decorator
+    def test_transfer_user_transfers_domain_information_creator(self):
+        """Assert that domain fields get transferred"""
+        domain_information, _ = DomainInformation.objects.get_or_create(creator=self.user2)
+
+        self.assertEquals(domain_information.creator, self.user2)
+
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+        submit_form = user_transfer_page.forms[1]
+        submit_form["selected_user"] = self.user2.pk
+        submit_form.submit()
+        domain_information.refresh_from_db()
+
+        self.assertEquals(domain_information.creator, self.user1)
+
+    @less_console_noise_decorator
+    def test_transfer_user_transfers_domain_role(self):
+        """Assert that user domain role get transferred"""
+        domain_1, _ = Domain.objects.get_or_create(name="chrome.gov", state=Domain.State.READY)
+        domain_2, _ = Domain.objects.get_or_create(name="v8.gov", state=Domain.State.READY)
+        user_domain_role1, _ = UserDomainRole.objects.get_or_create(
+            user=self.user2, domain=domain_1, role=UserDomainRole.Roles.MANAGER
+        )
+        user_domain_role2, _ = UserDomainRole.objects.get_or_create(
+            user=self.user2, domain=domain_2, role=UserDomainRole.Roles.MANAGER
+        )
+
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+        submit_form = user_transfer_page.forms[1]
+        submit_form["selected_user"] = self.user2.pk
+        submit_form.submit()
+        user_domain_role1.refresh_from_db()
+        user_domain_role2.refresh_from_db()
+
+        self.assertEquals(user_domain_role1.user, self.user1)
+        self.assertEquals(user_domain_role2.user, self.user1)
+
+    @less_console_noise_decorator
+    def test_transfer_user_transfers_verified_by_staff_requestor(self):
+        """Assert that verified by staff creator gets transferred"""
+        vip, _ = VerifiedByStaff.objects.get_or_create(requestor=self.user2, email="immortan.joe@citadel.com")
+
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+        submit_form = user_transfer_page.forms[1]
+        submit_form["selected_user"] = self.user2.pk
+        submit_form.submit()
+        vip.refresh_from_db()
+
+        self.assertEquals(vip.requestor, self.user1)
+
+    @less_console_noise_decorator
+    def test_transfer_user_deletes_old_user(self):
+        """Assert that the slected user gets deleted"""
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+        submit_form = user_transfer_page.forms[1]
+        submit_form["selected_user"] = self.user2.pk
+        submit_form.submit()
+        # Refresh user2 from the database and check if it still exists
+        with self.assertRaises(User.DoesNotExist):
+            self.user2.refresh_from_db()
+
+    @less_console_noise_decorator
+    def test_transfer_user_throws_transfer_and_delete_success_messages(self):
+        """Test that success messages for data transfer and user deletion are displayed."""
+        # Ensure the setup for VerifiedByStaff
+        VerifiedByStaff.objects.get_or_create(requestor=self.user2, email="immortan.joe@citadel.com")
+
+        # Access the transfer user page
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+
+        with patch("django.contrib.messages.success") as mock_success_message:
+
+            # Fill the form with the selected user and submit
+            submit_form = user_transfer_page.forms[1]
+            submit_form["selected_user"] = self.user2.pk
+            after_submit = submit_form.submit().follow()
+
+            self.assertContains(after_submit, "<h1>Change user</h1>")
+
+            mock_success_message.assert_any_call(
+                ANY,
+                (
+                    "Data transferred successfully for the following objects: ['Changed requestor "
+                    + 'from "Furiosa Jabassa " to "Max Rokatanski " on immortan.joe@citadel.com\']'
+                ),
+            )
+
+            mock_success_message.assert_any_call(ANY, f"Deleted {self.user2} {self.user2.username}")
+
+    @less_console_noise_decorator
+    def test_transfer_user_throws_error_message(self):
+        """Test that an error message is thrown if the transfer fails."""
+        with patch(
+            "registrar.views.TransferUserView.transfer_user_fields_and_log", side_effect=Exception("Simulated Error")
+        ):
+            with patch("django.contrib.messages.error") as mock_error:
+                # Access the transfer user page
+                user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+
+                # Fill the form with the selected user and submit
+                submit_form = user_transfer_page.forms[1]
+                submit_form["selected_user"] = self.user2.pk
+                submit_form.submit().follow()
+
+                # Assert that the error message was called with the correct argument
+                mock_error.assert_called_once_with(ANY, "An error occurred during the transfer: Simulated Error")
+
+    @less_console_noise_decorator
+    def test_transfer_user_modal(self):
+        """Assert modal on page"""
+        user_transfer_page = self.app.get(reverse("transfer_user", args=[self.user1.pk]))
+        self.assertContains(user_transfer_page, "This action cannot be undone.")
diff --git a/src/registrar/tests/test_models.py b/src/registrar/tests/test_models.py
index 3a1b21ee2..fd42caee0 100644
--- a/src/registrar/tests/test_models.py
+++ b/src/registrar/tests/test_models.py
@@ -1311,6 +1311,7 @@ class TestUser(TestCase):
         self.domain, _ = Domain.objects.get_or_create(name="igorville.gov")
         self.user, _ = User.objects.get_or_create(email=self.email)
         self.factory = RequestFactory()
+        self.portfolio = Portfolio.objects.create(organization_name="Test Portfolio", creator=self.user)
 
     def tearDown(self):
         super().tearDown()
@@ -1325,6 +1326,65 @@ class TestUser(TestCase):
         User.objects.all().delete()
         UserDomainRole.objects.all().delete()
 
+    @patch.object(User, "has_edit_suborganization", return_value=True)
+    def test_portfolio_role_summary_admin(self, mock_edit_suborganization):
+        # Test if the user is recognized as an Admin
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), ["Admin"])
+
+    @patch.multiple(
+        User,
+        has_view_all_domains_permission=lambda self, portfolio: True,
+        has_domain_requests_portfolio_permission=lambda self, portfolio: True,
+        has_edit_requests=lambda self, portfolio: True,
+    )
+    def test_portfolio_role_summary_view_only_admin_and_domain_requestor(self):
+        # Test if the user has both 'View-only admin' and 'Domain requestor' roles
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), ["View-only admin", "Domain requestor"])
+
+    @patch.multiple(
+        User,
+        has_view_all_domains_permission=lambda self, portfolio: True,
+        has_domain_requests_portfolio_permission=lambda self, portfolio: True,
+    )
+    def test_portfolio_role_summary_view_only_admin(self):
+        # Test if the user is recognized as a View-only admin
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), ["View-only admin"])
+
+    @patch.multiple(
+        User,
+        has_base_portfolio_permission=lambda self, portfolio: True,
+        has_edit_requests=lambda self, portfolio: True,
+        has_domains_portfolio_permission=lambda self, portfolio: True,
+    )
+    def test_portfolio_role_summary_member_domain_requestor_domain_manager(self):
+        # Test if the user has 'Member', 'Domain requestor', and 'Domain manager' roles
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), ["Domain requestor", "Domain manager"])
+
+    @patch.multiple(
+        User, has_base_portfolio_permission=lambda self, portfolio: True, has_edit_requests=lambda self, portfolio: True
+    )
+    def test_portfolio_role_summary_member_domain_requestor(self):
+        # Test if the user has 'Member' and 'Domain requestor' roles
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), ["Domain requestor"])
+
+    @patch.multiple(
+        User,
+        has_base_portfolio_permission=lambda self, portfolio: True,
+        has_domains_portfolio_permission=lambda self, portfolio: True,
+    )
+    def test_portfolio_role_summary_member_domain_manager(self):
+        # Test if the user has 'Member' and 'Domain manager' roles
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), ["Domain manager"])
+
+    @patch.multiple(User, has_base_portfolio_permission=lambda self, portfolio: True)
+    def test_portfolio_role_summary_member(self):
+        # Test if the user is recognized as a Member
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), ["Member"])
+
+    def test_portfolio_role_summary_empty(self):
+        # Test if the user has no roles
+        self.assertEqual(self.user.portfolio_role_summary(self.portfolio), [])
+
     @less_console_noise_decorator
     def test_check_transition_domains_without_domains_on_login(self):
         """A user's on_each_login callback does not check transition domains.
@@ -1474,6 +1534,7 @@ class TestUser(TestCase):
         self.assertFalse(self.user.has_contact_info())
 
     @less_console_noise_decorator
+    @override_flag("organization_requests", active=True)
     def test_has_portfolio_permission(self):
         """
         0. Returns False when user does not have a permission
@@ -1495,7 +1556,10 @@ class TestUser(TestCase):
         portfolio_permission, _ = UserPortfolioPermission.objects.get_or_create(
             portfolio=portfolio,
             user=self.user,
-            additional_permissions=[UserPortfolioPermissionChoices.VIEW_ALL_DOMAINS],
+            additional_permissions=[
+                UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
+                UserPortfolioPermissionChoices.VIEW_ALL_DOMAINS,
+            ],
         )
 
         user_can_view_all_domains = self.user.has_domains_portfolio_permission(portfolio)
diff --git a/src/registrar/tests/test_url_auth.py b/src/registrar/tests/test_url_auth.py
index 3a045498a..284ec7638 100644
--- a/src/registrar/tests/test_url_auth.py
+++ b/src/registrar/tests/test_url_auth.py
@@ -25,6 +25,7 @@ SAMPLE_KWARGS = {
     "domain": "whitehouse.gov",
     "user_pk": "1",
     "portfolio_id": "1",
+    "user_id": "1",
 }
 
 # Our test suite will ignore some namespaces.
diff --git a/src/registrar/tests/test_views_domain.py b/src/registrar/tests/test_views_domain.py
index 273adfba0..b096527f9 100644
--- a/src/registrar/tests/test_views_domain.py
+++ b/src/registrar/tests/test_views_domain.py
@@ -1153,7 +1153,7 @@ class TestDomainSeniorOfficial(TestDomainOverview):
     def test_domain_senior_official(self):
         """Can load domain's senior official page."""
         page = self.client.get(reverse("domain-senior-official", kwargs={"pk": self.domain.id}))
-        self.assertContains(page, "Senior official", count=3)
+        self.assertContains(page, "Senior official", count=4)
 
     @less_console_noise_decorator
     def test_domain_senior_official_content(self):
diff --git a/src/registrar/tests/test_views_portfolio.py b/src/registrar/tests/test_views_portfolio.py
index c5d1a9830..807c66cf7 100644
--- a/src/registrar/tests/test_views_portfolio.py
+++ b/src/registrar/tests/test_views_portfolio.py
@@ -230,6 +230,7 @@ class TestPortfolio(WebTest):
             self.assertContains(response, 'for="id_city"')
 
     @less_console_noise_decorator
+    @override_flag("organization_requests", active=True)
     def test_accessible_pages_when_user_does_not_have_permission(self):
         """Tests which pages are accessible when user does not have portfolio permissions"""
         self.app.set_user(self.user.username)
@@ -280,6 +281,7 @@ class TestPortfolio(WebTest):
             self.assertEquals(domain_request_page.status_code, 403)
 
     @less_console_noise_decorator
+    @override_flag("organization_requests", active=True)
     def test_accessible_pages_when_user_does_not_have_role(self):
         """Test that admin / memmber roles are associated with the right access"""
         self.app.set_user(self.user.username)
@@ -532,3 +534,99 @@ class TestPortfolio(WebTest):
         self.assertEqual(response.status_code, 200)
         self.assertContains(response, "Domain name")
         permission.delete()
+
+    @less_console_noise_decorator
+    @override_flag("organization_feature", active=True)
+    @override_flag("organization_requests", active=False)
+    def test_organization_requests_waffle_flag_off_hides_nav_link_and_restricts_permission(self):
+        """Setting the organization_requests waffle off hides the nav link and restricts access to the requests page"""
+        self.app.set_user(self.user.username)
+
+        UserPortfolioPermission.objects.get_or_create(
+            user=self.user,
+            portfolio=self.portfolio,
+            additional_permissions=[
+                UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
+                UserPortfolioPermissionChoices.VIEW_CREATED_REQUESTS,
+                UserPortfolioPermissionChoices.VIEW_ALL_REQUESTS,
+                UserPortfolioPermissionChoices.EDIT_REQUESTS,
+            ],
+        )
+
+        home = self.app.get(reverse("home")).follow()
+
+        self.assertContains(home, "Hotel California")
+        self.assertNotContains(home, "Domain requests")
+
+        domain_requests = self.app.get(reverse("domain-requests"), expect_errors=True)
+        self.assertEqual(domain_requests.status_code, 403)
+
+    @less_console_noise_decorator
+    @override_flag("organization_feature", active=True)
+    @override_flag("organization_requests", active=True)
+    def test_organization_requests_waffle_flag_on_shows_nav_link_and_allows_permission(self):
+        """Setting the organization_requests waffle on shows the nav link and allows access to the requests page"""
+        self.app.set_user(self.user.username)
+
+        UserPortfolioPermission.objects.get_or_create(
+            user=self.user,
+            portfolio=self.portfolio,
+            additional_permissions=[
+                UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
+                UserPortfolioPermissionChoices.VIEW_CREATED_REQUESTS,
+                UserPortfolioPermissionChoices.VIEW_ALL_REQUESTS,
+                UserPortfolioPermissionChoices.EDIT_REQUESTS,
+            ],
+        )
+
+        home = self.app.get(reverse("home")).follow()
+
+        self.assertContains(home, "Hotel California")
+        self.assertContains(home, "Domain requests")
+
+        domain_requests = self.app.get(reverse("domain-requests"))
+        self.assertEqual(domain_requests.status_code, 200)
+
+    @less_console_noise_decorator
+    @override_flag("organization_feature", active=True)
+    @override_flag("organization_members", active=False)
+    def test_organization_members_waffle_flag_off_hides_nav_link(self):
+        """Setting the organization_members waffle off hides the nav link"""
+        self.app.set_user(self.user.username)
+
+        UserPortfolioPermission.objects.get_or_create(
+            user=self.user,
+            portfolio=self.portfolio,
+            additional_permissions=[
+                UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
+                UserPortfolioPermissionChoices.VIEW_CREATED_REQUESTS,
+                UserPortfolioPermissionChoices.VIEW_ALL_REQUESTS,
+                UserPortfolioPermissionChoices.EDIT_REQUESTS,
+            ],
+        )
+
+        home = self.app.get(reverse("home")).follow()
+
+        self.assertContains(home, "Hotel California")
+        self.assertNotContains(home, "Members")
+
+    @less_console_noise_decorator
+    @override_flag("organization_feature", active=True)
+    @override_flag("organization_members", active=True)
+    def test_organization_members_waffle_flag_on_shows_nav_link(self):
+        """Setting the organization_members waffle on shows the nav link"""
+        self.app.set_user(self.user.username)
+
+        UserPortfolioPermission.objects.get_or_create(
+            user=self.user,
+            portfolio=self.portfolio,
+            additional_permissions=[
+                UserPortfolioPermissionChoices.VIEW_PORTFOLIO,
+                UserPortfolioPermissionChoices.VIEW_MEMBERS,
+            ],
+        )
+
+        home = self.app.get(reverse("home")).follow()
+
+        self.assertContains(home, "Hotel California")
+        self.assertContains(home, "Members")
diff --git a/src/registrar/views/__init__.py b/src/registrar/views/__init__.py
index f6e87dd07..2b830d958 100644
--- a/src/registrar/views/__init__.py
+++ b/src/registrar/views/__init__.py
@@ -19,3 +19,4 @@ from .user_profile import UserProfileView, FinishProfileSetupView
 from .health import *
 from .index import *
 from .portfolios import *
+from .transfer_user import TransferUserView
diff --git a/src/registrar/views/domains_json.py b/src/registrar/views/domains_json.py
index 06c211227..e72aac5fb 100644
--- a/src/registrar/views/domains_json.py
+++ b/src/registrar/views/domains_json.py
@@ -133,5 +133,5 @@ def serialize_domain(domain, user):
         "action_url": reverse("domain", kwargs={"pk": domain.id}),
         "action_label": ("View" if view_only else "Manage"),
         "svg_icon": ("visibility" if view_only else "settings"),
-        "suborganization": suborganization_name,
+        "domain_info__sub_organization": suborganization_name,
     }
diff --git a/src/registrar/views/transfer_user.py b/src/registrar/views/transfer_user.py
new file mode 100644
index 000000000..ac51cd20b
--- /dev/null
+++ b/src/registrar/views/transfer_user.py
@@ -0,0 +1,172 @@
+import logging
+
+from django.shortcuts import render, get_object_or_404, redirect
+from django.views import View
+from registrar.models.domain import Domain
+from registrar.models.domain_information import DomainInformation
+from registrar.models.domain_request import DomainRequest
+from registrar.models.portfolio import Portfolio
+from registrar.models.user import User
+from django.contrib.admin import site
+from django.contrib import messages
+
+from registrar.models.user_domain_role import UserDomainRole
+from registrar.models.user_portfolio_permission import UserPortfolioPermission
+from registrar.models.verified_by_staff import VerifiedByStaff
+from typing import Any, List
+
+logger = logging.getLogger(__name__)
+
+
+class TransferUserView(View):
+    """Transfer user methods that set up the transfer_user template and handle the forms on it."""
+
+    JOINS = [
+        (DomainRequest, "creator"),
+        (DomainInformation, "creator"),
+        (Portfolio, "creator"),
+        (DomainRequest, "investigator"),
+        (UserDomainRole, "user"),
+        (VerifiedByStaff, "requestor"),
+        (UserPortfolioPermission, "user"),
+    ]
+
+    # Future-proofing in case joined fields get added on the user model side
+    # This was tested in the first portfolio model iteration and works
+    USER_FIELDS: List[Any] = []
+
+    def get(self, request, user_id):
+        """current_user referes to the 'source' user where the button that redirects to this view was clicked.
+        other_users exclude current_user and populate a dropdown, selected_user is the selection in the dropdown.
+
+        This also querries the relevant domains and domain requests, and the admin context needed for the sidenav."""
+
+        current_user = get_object_or_404(User, pk=user_id)
+        other_users = User.objects.exclude(pk=user_id).order_by(
+            "first_name", "last_name"
+        )  # Exclude the current user from the dropdown
+
+        # Get the default admin site context, needed for the sidenav
+        admin_context = site.each_context(request)
+
+        context = {
+            "current_user": current_user,
+            "other_users": other_users,
+            "logged_in_user": request.user,
+            **admin_context,  # Include the admin context
+            "current_user_domains": self.get_domains(current_user),
+            "current_user_domain_requests": self.get_domain_requests(current_user),
+            "current_user_portfolios": self.get_portfolios(current_user),
+        }
+
+        selected_user_id = request.GET.get("selected_user")
+        if selected_user_id:
+            selected_user = get_object_or_404(User, pk=selected_user_id)
+            context["selected_user"] = selected_user
+            context["selected_user_domains"] = self.get_domains(selected_user)
+            context["selected_user_domain_requests"] = self.get_domain_requests(selected_user)
+            context["selected_user_portfolios"] = self.get_portfolios(selected_user)
+
+        return render(request, "admin/transfer_user.html", context)
+
+    def post(self, request, user_id):
+        """This handles the transfer from selected_user to current_user then deletes selected_user.
+
+        NOTE: We have a ticket to refactor this into a more solid lookup for related fields in #2645"""
+
+        current_user = get_object_or_404(User, pk=user_id)
+        selected_user_id = request.POST.get("selected_user")
+        selected_user = get_object_or_404(User, pk=selected_user_id)
+
+        try:
+            change_logs = []
+
+            # Transfer specific fields
+            self.transfer_user_fields_and_log(selected_user, current_user, change_logs)
+
+            # Perform the updates and log the changes
+            for model_class, field_name in self.JOINS:
+                self.update_joins_and_log(model_class, field_name, selected_user, current_user, change_logs)
+
+            # Success message if any related objects were updated
+            if change_logs:
+                success_message = f"Data transferred successfully for the following objects: {change_logs}"
+                messages.success(request, success_message)
+
+            selected_user.delete()
+            messages.success(request, f"Deleted {selected_user} {selected_user.username}")
+
+        except Exception as e:
+            messages.error(request, f"An error occurred during the transfer: {e}")
+
+        return redirect("admin:registrar_user_change", object_id=user_id)
+
+    @classmethod
+    def update_joins_and_log(cls, model_class, field_name, selected_user, current_user, change_logs):
+        """
+        Helper function to update the user join fields for a given model and log the changes.
+        """
+
+        filter_kwargs = {field_name: selected_user}
+        updated_objects = model_class.objects.filter(**filter_kwargs)
+
+        for obj in updated_objects:
+            # Check for duplicate UserDomainRole before updating
+            if model_class == UserDomainRole:
+                if model_class.objects.filter(user=current_user, domain=obj.domain).exists():
+                    continue  # Skip the update to avoid a duplicate
+
+            # Update the field on the object and save it
+            setattr(obj, field_name, current_user)
+            obj.save()
+
+            # Log the change
+            cls.log_change(obj, field_name, selected_user, current_user, change_logs)
+
+    @classmethod
+    def transfer_user_fields_and_log(cls, selected_user, current_user, change_logs):
+        """
+        Transfers portfolio fields from the selected_user to the current_user.
+        Logs the changes for each transferred field.
+        """
+        for field in cls.USER_FIELDS:
+            field_value = getattr(selected_user, field, None)
+
+            if field_value:
+                setattr(current_user, field, field_value)
+                cls.log_change(current_user, field, field_value, field_value, change_logs)
+
+        current_user.save()
+
+    @classmethod
+    def log_change(cls, obj, field_name, field_value, new_value, change_logs):
+        """Logs the change for a specific field on an object"""
+        log_entry = f'Changed {field_name} from "{field_value}" to "{new_value}" on {obj}'
+
+        logger.info(log_entry)
+
+        # Collect the related object for the success message
+        change_logs.append(log_entry)
+
+    @classmethod
+    def get_domains(cls, user):
+        """A simplified version of domains_json"""
+        user_domain_roles = UserDomainRole.objects.filter(user=user)
+        domain_ids = user_domain_roles.values_list("domain_id", flat=True)
+        domains = Domain.objects.filter(id__in=domain_ids)
+
+        return domains
+
+    @classmethod
+    def get_domain_requests(cls, user):
+        """A simplified version of domain_requests_json"""
+        domain_requests = DomainRequest.objects.filter(creator=user)
+
+        return domain_requests
+
+    @classmethod
+    def get_portfolios(cls, user):
+        """Get portfolios"""
+        portfolios = UserPortfolioPermission.objects.filter(user=user)
+
+        return portfolios
diff --git a/src/registrar/views/utility/__init__.py b/src/registrar/views/utility/__init__.py
index 7219f4358..7e4e19085 100644
--- a/src/registrar/views/utility/__init__.py
+++ b/src/registrar/views/utility/__init__.py
@@ -7,5 +7,6 @@ from .permission_views import (
     DomainRequestPermissionWithdrawView,
     DomainInvitationPermissionDeleteView,
     DomainRequestWizardPermissionView,
+    PortfolioMembersPermission,
 )
 from .api_views import get_senior_official_from_federal_agency_json
diff --git a/src/registrar/views/utility/mixins.py b/src/registrar/views/utility/mixins.py
index 6f0745f41..190d80981 100644
--- a/src/registrar/views/utility/mixins.py
+++ b/src/registrar/views/utility/mixins.py
@@ -454,3 +454,20 @@ class PortfolioDomainRequestsPermission(PortfolioBasePermission):
             return False
 
         return super().has_permission()
+
+
+class PortfolioMembersPermission(PortfolioBasePermission):
+    """Permission mixin that allows access to portfolio members pages if user
+    has access, otherwise 403"""
+
+    def has_permission(self):
+        """Check if this user has access to members for this portfolio.
+
+        The user is in self.request.user and the portfolio can be looked
+        up from the portfolio's primary key in self.kwargs["pk"]"""
+
+        portfolio = self.request.session.get("portfolio")
+        if not self.request.user.has_view_members(portfolio):
+            return False
+
+        return super().has_permission()
diff --git a/src/registrar/views/utility/permission_views.py b/src/registrar/views/utility/permission_views.py
index 0ff7d1676..e7031cf0d 100644
--- a/src/registrar/views/utility/permission_views.py
+++ b/src/registrar/views/utility/permission_views.py
@@ -18,6 +18,7 @@ from .mixins import (
     UserDeleteDomainRolePermission,
     UserProfilePermission,
     PortfolioBasePermission,
+    PortfolioMembersPermission,
 )
 import logging
 
@@ -229,3 +230,11 @@ class PortfolioDomainRequestsPermissionView(PortfolioDomainRequestsPermission, P
     This abstract view cannot be instantiated. Actual views must specify
     `template_name`.
     """
+
+
+class PortfolioMembersPermissionView(PortfolioMembersPermission, PortfolioBasePermissionView, abc.ABC):
+    """Abstract base view for portfolio domain request views that enforces permissions.
+
+    This abstract view cannot be instantiated. Actual views must specify
+    `template_name`.
+    """
diff --git a/src/zap.conf b/src/zap.conf
index c97897aeb..dd9ae1565 100644
--- a/src/zap.conf
+++ b/src/zap.conf
@@ -72,6 +72,7 @@
 10038	OUTOFSCOPE	http://app:8080/domains/
 10038	OUTOFSCOPE	http://app:8080/organization/
 10038	OUTOFSCOPE	http://app:8080/suborganization/
+10038	OUTOFSCOPE	http://app:8080/transfer/
 # This URL always returns 404, so include it as well.
 10038	OUTOFSCOPE	http://app:8080/todo
 # OIDC isn't configured in the test environment and DEBUG=True so this gives a 500 without CSP headers