diff --git a/application/PreorderIFrame/PreorderIFrameModel.php b/application/PreorderIFrame/PreorderIFrameModel.php
index aa85d31cf..8b0a6804d 100644
--- a/application/PreorderIFrame/PreorderIFrameModel.php
+++ b/application/PreorderIFrame/PreorderIFrameModel.php
@@ -10,14 +10,18 @@ class PreorderIFrameModel extends mfBaseModel
     public function getClusters($frame_referrer): array
     {
         $query = "
-            SELECT n.adb_netzgebiet_id as id, ng.name, pc.id as campaign_id, pc.name as campaign_name
-            FROM thetool.Preordercampaign pc
-            JOIN thetool.Network n ON pc.Network_id = n.id
-            JOIN addressdb.Netzgebiet ng ON n.adb_netzgebiet_id = ng.id
-            WHERE JSON_SEARCH(pc.iframe_origins, 'one', '" . $this->db->escape($frame_referrer) . "') IS NOT NULL
-            GROUP BY n.adb_netzgebiet_id, ng.name
-            ORDER BY ng.name ASC
-        ";
+        SELECT 
+            n.adb_netzgebiet_id as id, 
+            ng.name, 
+            GROUP_CONCAT(pc.id SEPARATOR ', ') as campaign_ids, 
+            GROUP_CONCAT(pc.name SEPARATOR ', ') as campaign_names
+        FROM thetool.Preordercampaign pc
+        JOIN thetool.Network n ON pc.Network_id = n.id
+        JOIN addressdb.Netzgebiet ng ON n.adb_netzgebiet_id = ng.id
+        WHERE JSON_SEARCH(pc.iframe_origins, 'one', '" . $this->db->escape($frame_referrer) . "') IS NOT NULL
+        GROUP BY n.adb_netzgebiet_id, ng.name
+        ORDER BY ng.name ASC
+    ";
 
         $res = $this->db->query($query);
         $clusters = $this->db->fetch_all_assoc($res);