diff --git a/services/user-registry.service.ts b/services/user-registry.service.ts
index 55fc2b58..2218b07d 100644
--- a/services/user-registry.service.ts
+++ b/services/user-registry.service.ts
@@ -26,6 +26,28 @@ export class UserRegistryService {
     return this.http.post(properties.registryUrl + 'unsubscribe/' + encodeURIComponent(type) + '/' + encodeURIComponent(id),
       null, CustomOptions.registryOptions())
   }
+
+  public removeManagerRole(type: string, id: string, email: string): Observable<any> {
+    return this.http.delete<any>(properties.registryUrl +
+      encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/manager/' + encodeURIComponent(email), CustomOptions.registryOptions());
+  }
+
+  public invite(type: string, id: string, email: string): Observable<any[]> {
+    return this.http.post<any>(properties.registryUrl + 'invite/' +
+      encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/manager/' + encodeURIComponent(email), null,
+      CustomOptions.registryOptions()).pipe(map((response: any) => response.response));
+  }
+
+  public cancelInvitation(type: string, id: string, email: string): Observable<any> {
+    return this.http.delete<any>(properties.registryUrl + 'invite/' +
+      encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/manager/' + encodeURIComponent(email),
+      CustomOptions.registryOptions());
+  }
+
+  public getPendingManagers(type: string, id: string): Observable<any[]> {
+    return this.http.get<any>(properties.registryUrl + 'invite/' + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/managers/',
+      CustomOptions.registryOptions()).pipe(map((response: any) => response.response));
+  }
   
   public getSubscribers(type: string, id: string): Observable<any[]> {
     return this.http.get<any>(properties.registryUrl + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/subscribers/').pipe(map(response => response.response));