diff --git a/OWNERS b/OWNERS
new file mode 100644
index 000000000..874ef27fc
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,6 @@
+# See the OWNERS docs at https://go.k8s.io/owners
+
+reviewers:
+- stackitcloud-gardener-extension-provider-openstack-reviewers
+approvers:
+- stackitcloud-gardener-extension-provider-openstack-approvers
diff --git a/OWNERS_ALIASES b/OWNERS_ALIASES
new file mode 100644
index 000000000..8898a3ddd
--- /dev/null
+++ b/OWNERS_ALIASES
@@ -0,0 +1,29 @@
+# See the OWNERS docs at https://go.k8s.io/owners
+
+aliases:
+  stackitcloud-gardener-extension-provider-openstack-reviewers:
+  - dergeberl
+  - einfachnuralex
+  - JuliusSte
+  - Kumm-Kai
+  - nschad
+  - rgroemmer
+  - robinschneider
+  - maboehm
+  - timebertt
+  - hown3d
+  - Duciwuci
+  - MichaelEischer
+  stackitcloud-gardener-extension-provider-openstack-approvers:
+  - dergeberl
+  - einfachnuralex
+  - JuliusSte
+  - Kumm-Kai
+  - nschad
+  - rgroemmer
+  - robinschneider
+  - maboehm
+  - timebertt
+  - hown3d
+  - Duciwuci
+  - MichaelEischer