diff --git a/src/genlab_bestilling/migrations/0011_project_members_project_owner.py b/src/genlab_bestilling/migrations/0011_project_members_project_owner.py
new file mode 100644
index 0000000..b1862e8
--- /dev/null
+++ b/src/genlab_bestilling/migrations/0011_project_members_project_owner.py
@@ -0,0 +1,36 @@
+# Generated by Django 5.0.6 on 2024-07-03 08:55
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        (
+            "genlab_bestilling",
+            "0010_alter_analysisorder_markers_alter_order_sample_types_and_more",
+        ),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="project",
+            name="members",
+            field=models.ManyToManyField(
+                blank=True, related_name="projects_member", to=settings.AUTH_USER_MODEL
+            ),
+        ),
+        migrations.AddField(
+            model_name="project",
+            name="owner",
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                related_name="projects_owned",
+                to=settings.AUTH_USER_MODEL,
+            ),
+        ),
+    ]
diff --git a/src/genlab_bestilling/models.py b/src/genlab_bestilling/models.py
index bc0cb9a..2e4b668 100644
--- a/src/genlab_bestilling/models.py
+++ b/src/genlab_bestilling/models.py
@@ -78,6 +78,16 @@ class Project(models.Model):
     samples_owner = models.ForeignKey(
         "Organization", on_delete=models.PROTECT, blank=True, null=True
     )
+    owner = models.ForeignKey(
+        "users.User",
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name="projects_owned",
+    )
+    members = models.ManyToManyField(
+        "users.User", blank=True, related_name="projects_member"
+    )
     area = models.ForeignKey("Area", on_delete=models.PROTECT)
     species = models.ManyToManyField("Species", blank=True, related_name="projects")
     sample_types = models.ManyToManyField("SampleType", blank=True)