ドイツ工作連盟
He was a member of several professional organizations such as the Berlin Architects' Association (VBA) (in 1891), Architects Association of Berlin (GCI), a member of the Deutscher Werkbund (DWB), German Association for Arts and Crafts, and many more. In the yearbooks of 1912 and 1913, he is mentioned as a local steward for the District of Berlin.