We are an architecture and design studio in Berlin and at Lake Constance. Our concern is to create atmospheric and sophisticated spaces for people. We prefer to work with durable and natural materials. A conscious and reduced use of resources is a matter of course for us.











Katharina Volgger 


Christopher Grabow





2021 Fondation ask&solve with Simon Bredt and Hendrik Vogel


2019 Fondation Studio Fabian Ziltz


2014–19 Collaboration Barkow Leibinger Architekten, Berlin.


2014 Scholarship Wüstenrot Stiftung, ZukunftsWerkstattWohnbauen


2011–13 Collaboration Schneider & Schneider Architekten ETH BSA SIA AG, Aarau, Swiss


2008–10 Collaboration Lehrstuhl für Grundlagen der Architektur, Prof. Alban Janson


2004–11 Studies, KIT Karlsruhe, Diploma bei Prof. D. Marques & Prof. A. Janson


1982 Born in Bremen



Fabian Ziltz, Dipl. Ing. Arch.


c/o o35studios

Okerstraße 35

12049 Berlin

+49 176 36939001



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