diff --git a/src/registrar/admin.py b/src/registrar/admin.py
index 54b618731..4f2d2bbe0 100644
--- a/src/registrar/admin.py
+++ b/src/registrar/admin.py
@@ -1016,6 +1016,7 @@ class ContactAdmin(ListHeaderAdmin, ImportExportModelAdmin):
         # Get the filtered values
         return super().changelist_view(request, extra_context=extra_context)
 
+
 class SeniorOfficialAdmin(ListHeaderAdmin, ImportExportModelAdmin):
     """Custom Senior Official Admin class."""
 
@@ -1038,8 +1039,6 @@ class SeniorOfficialAdmin(ListHeaderAdmin, ImportExportModelAdmin):
     ]
 
 
-
-
 class WebsiteResource(resources.ModelResource):
     """defines how each field in the referenced model should be mapped to the corresponding fields in the
     import/export file"""
@@ -1048,7 +1047,6 @@ class WebsiteResource(resources.ModelResource):
         model = models.Website
 
 
-
 class WebsiteAdmin(ListHeaderAdmin, ImportExportModelAdmin):
     """Custom website admin class."""
 
diff --git a/src/registrar/migrations/0105_seniorofficial_portfolio_senior_official.py b/src/registrar/migrations/0105_seniorofficial_portfolio_senior_official.py
new file mode 100644
index 000000000..76cc6c0cb
--- /dev/null
+++ b/src/registrar/migrations/0105_seniorofficial_portfolio_senior_official.py
@@ -0,0 +1,41 @@
+# Generated by Django 4.2.10 on 2024-06-20 21:16
+
+from django.db import migrations, models
+import django.db.models.deletion
+import phonenumber_field.modelfields
+import registrar.models.federal_agency
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("registrar", "0104_create_groups_v13"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="SeniorOfficial",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("created_at", models.DateTimeField(auto_now_add=True)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                ("first_name", models.CharField(verbose_name="first name")),
+                ("last_name", models.CharField(verbose_name="last name")),
+                ("title", models.CharField(verbose_name="title / role")),
+                (
+                    "phone",
+                    phonenumber_field.modelfields.PhoneNumberField(blank=True, max_length=128, null=True, region=None),
+                ),
+            ],
+        ),
+        migrations.AddField(
+            model_name="portfolio",
+            name="senior_official",
+            field=models.ForeignKey(
+                default=registrar.models.federal_agency.FederalAgency.get_non_federal_agency,
+                help_text="Associated senior official",
+                on_delete=django.db.models.deletion.PROTECT,
+                to="registrar.seniorofficial",
+            ),
+        ),
+    ]
diff --git a/src/registrar/migrations/0106_create_groups_v14.py b/src/registrar/migrations/0106_create_groups_v14.py
new file mode 100644
index 000000000..6e2b38372
--- /dev/null
+++ b/src/registrar/migrations/0106_create_groups_v14.py
@@ -0,0 +1,37 @@
+# This migration creates the create_full_access_group and create_cisa_analyst_group groups
+# It is dependent on 0079 (which populates federal agencies)
+# If permissions on the groups need changing, edit CISA_ANALYST_GROUP_PERMISSIONS
+# in the user_group model then:
+# [NOT RECOMMENDED]
+# step 1: docker-compose exec app ./manage.py migrate --fake registrar 0035_contenttypes_permissions
+# step 2: docker-compose exec app ./manage.py migrate registrar 0036_create_groups
+# step 3: fake run the latest migration in the migrations list
+# [RECOMMENDED]
+# Alternatively:
+# step 1: duplicate the migration that loads data
+# step 2: docker-compose exec app ./manage.py migrate
+
+from django.db import migrations
+from registrar.models import UserGroup
+from typing import Any
+
+
+# For linting: RunPython expects a function reference,
+# so let's give it one
+def create_groups(apps, schema_editor) -> Any:
+    UserGroup.create_cisa_analyst_group(apps, schema_editor)
+    UserGroup.create_full_access_group(apps, schema_editor)
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("registrar", "0105_seniorofficial_portfolio_senior_official"),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            create_groups,
+            reverse_code=migrations.RunPython.noop,
+            atomic=True,
+        ),
+    ]
diff --git a/src/registrar/models/__init__.py b/src/registrar/models/__init__.py
index 370eb2fa5..5d12328e3 100644
--- a/src/registrar/models/__init__.py
+++ b/src/registrar/models/__init__.py
@@ -60,3 +60,4 @@ auditlog.register(TransitionDomain)
 auditlog.register(VerifiedByStaff)
 auditlog.register(WaffleFlag)
 auditlog.register(Portfolio)
+auditlog.register(SeniorOfficial)