diff --git a/Cli/CustomTasks.cs b/Cli/CustomTasks.cs
index 8de19e9..233ec55 100644
--- a/Cli/CustomTasks.cs
+++ b/Cli/CustomTasks.cs
@@ -309,5 +309,67 @@ namespace FsToolbox.Cli
         }
 
         #endregion
+
+        #region Public Method GetRosinenStoreMemberReportAsync
+
+        /// <summary>
+        ///     Generates a report with all members for each configured Rosinen store.
+        /// </summary>
+        /// <param name="httpClient">The HTTP client used to perform the requests.</param>
+        public static async Task GetRosinenStoreMemberReportAsync(HttpClient httpClient)
+        {
+            await AuthHelper.EnsureAuthenticationAsync(httpClient);
+
+            var storeIds = SettingsProvider.Current.CustomTasks.RosinenStoreMemberReport.StoreIds;
+            if (storeIds is not { Count: > 0 })
+            {
+                Logger.Info("No store IDs configured. Please set CustomTasks.RosinenStoreMemberReport.StoreIds in appsettings.json.");
+                return;
+            }
+
+            var report = new StringBuilder();
+            report.AppendLine("Rosinen Store Member Report");
+            report.AppendLine("Generated: " + DateTime.Now.ToString("dd.MM.yyyy HH:mm"));
+            report.AppendLine($"Configured stores: {storeIds.Count}");
+            report.AppendLine("============================");
+            report.AppendLine();
+
+            for (var index = 0; index < storeIds.Count; index++)
+            {
+                var storeId = storeIds[index];
+                Logger.Info("Fetching details and members for store {StoreId} ({Current}/{Total})", storeId, index + 1, storeIds.Count);
+
+                var storeDetails = await StoreTasks.GetStoreInformationAsync(httpClient, storeId);
+                await Task.Delay(200);
+
+                var members = await StoreTasks.GetStoreMembersAsync(httpClient, storeId);
+
+                var storeName = string.IsNullOrWhiteSpace(storeDetails?.Name) ? "Unknown Store" : storeDetails.Name;
+                report.AppendLine($"Store {storeName} ({storeId})");
+                report.AppendLine("----------------------------");
+
+                if (members.Count == 0)
+                {
+                    report.AppendLine("No members found.");
+                }
+                else
+                {
+                    foreach (var member in members.OrderBy(x => x.Name, StringComparer.CurrentCultureIgnoreCase)) report.AppendLine($"- {member.Id} | {member.Name}");
+                }
+
+                report.AppendLine();
+
+                if (index < storeIds.Count - 1)
+                    await Task.Delay(200);
+            }
+
+            var timestamp = DateTime.Now.ToString("yyyyMMdd_HHmmss");
+            var filename = $"RosinenStoreMembers_{timestamp}.txt";
+            await File.WriteAllTextAsync(filename, report.ToString());
+
+            Logger.Info("Report saved: {FileName}", filename);
+        }
+
+        #endregion
     }
 }
\ No newline at end of file
diff --git a/Cli/Program.cs b/Cli/Program.cs
index 71f42f2..9abeb1e 100644
--- a/Cli/Program.cs
+++ b/Cli/Program.cs
@@ -20,6 +20,7 @@ logger.Info("1. Check Aldi Memberships");
 logger.Info("2. Confirm all Unconfirmed Pickups for Lindenberg");
 logger.Info("3. Analyze slot unregistrations for region Siegen");
 logger.Info("4. Analyze early slot registrations (calendar interval)");
+logger.Info("5. Get rosinen-store member report");
 logger.Info("Enter the number of the task to execute (or any other key to exit): ");
 var choice = Console.ReadLine();   
 
@@ -37,6 +38,9 @@ switch (choice)
     case "4":
         await CustomTasks.AnalyzeEarlySlotRegistrationsAsync(httpClient);
         break;
+    case "5":
+        await CustomTasks.GetRosinenStoreMemberReportAsync(httpClient);
+        break;
     default:
         logger.Info("Exiting...");
         break;
diff --git a/Cli/Tasks/StoreTasks.cs b/Cli/Tasks/StoreTasks.cs
index 2c976cc..39285e6 100644
--- a/Cli/Tasks/StoreTasks.cs
+++ b/Cli/Tasks/StoreTasks.cs
@@ -94,7 +94,7 @@ namespace FsToolbox.Cli.Tasks
         {
             await AuthHelper.EnsureAuthenticationAsync(httpClient);
 
-            var uri = string.Format(Endpoints.StoreInformation, storeId);
+            var uri = string.Format(Endpoints.StoreDetails, storeId);
             var response = await httpClient.GetAsync(uri);
             var responseBody = await response.Content.ReadAsStringAsync();