Bureau for Architecture Urban Design & Collaborative Action


BAU Co is an international building group and collaborative network for architecture and urban design practice committed to knowledge transfer and the implementation of best practice in the field of urban and natural systems.
By investigating urban informality,  popular culture and hybridized modernity, BAU Co seeks to improve everyday environments and contribute to the proliferation of architecture and urban design culture.
BAU Co was founded by Rainer Hehl
Rainer Hehl is an architect/urban planner and is currently guest professor for the ‘Architecture Design Innovation Program’, ADIP at the TU Berlin and honorary professor at Yokohama National University, Graduate School of Architecture. Between 2010 and 2013 he directed the Master of Advanced Studies in Urban Design at the ETH Zürich conducting research and design projects on urban developments in emerging territories with a focus on Brazil. Rainer Hehl studied at the RWTH in Aachen, the University of the Arts in Berlin and the École Speciale d’Architecture ESA in Paris and has worked as a project architect at Diller, Scofidio + Renfro’s studio and the Office for Metropolitan Architecture OMA in New York. In addition to having lectured widely on urban informality, popular architecture, and hybrid urbanities, Hehl initirated the architecture and urban design office BAU Collaborative (www.b-a-u.co). Most recently he edited Berlin Transfer. Learning from the Global South and Berlin Tranfer. Hybrid Modernities (Ruby Press, Berlin 2015). Rainer Hehl holds a PhD from the ETH, Zürich, on urbanization strategies for informal settlements, focusing on case studies in Rio de Janeiro.