diff --git a/app/Models/User.php b/app/Models/User.php
index 96b8109f..1fa4936a 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -32,6 +32,7 @@ class User extends Authenticatable implements MustVerifyEmail
      */
     protected $fillable = [
         'name',
+        'agency_name',
         'email',
         'portal',
         'registration_type',
diff --git a/database/factories/UserFactory.php b/database/factories/UserFactory.php
index e8fe00e2..eb00537a 100644
--- a/database/factories/UserFactory.php
+++ b/database/factories/UserFactory.php
@@ -41,6 +41,11 @@ class UserFactory extends Factory
         ]);
     }
 
+    public function withAgency(string $agencyName = 'Muster Presseverteiler'): static
+    {
+        return $this->state(['agency_name' => $agencyName]);
+    }
+
     public function inactive(): static
     {
         return $this->state(['is_active' => false]);
diff --git a/database/migrations/2026_07_08_111908_add_agency_name_to_users_table.php b/database/migrations/2026_07_08_111908_add_agency_name_to_users_table.php
new file mode 100644
index 00000000..4d2961f8
--- /dev/null
+++ b/database/migrations/2026_07_08_111908_add_agency_name_to_users_table.php
@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            // Übermittler-Angabe („übermittelt von …") als Profil-Eigenschaft
+            // des einliefernden Accounts — ersetzt die Legacy-Pseudo-Firmen
+            // vom Typ „agency" (siehe dev/agentur-attribution/entwicklungsplan.md).
+            $table->string('agency_name', 190)->nullable()->after('name');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn('agency_name');
+        });
+    }
+};