He is Co-founder of architecture firm Urban-Think Tank (U-TT) based in Caracas, Venezuela and Co-founder of the Sustainable Living Urban Model Laboratory (SLUM Lab) with Alfredo Brillembourg. They were awarded the Ralph Erskine Award from the Swedish Association of Architects for their innovation in architecture and urban design regarding social, ecological, and aesthetic aspects (2010).

His work concerns both theoretical and practical applications within architecture and urban planning; and creating bridges between first world industry and third world informal urban areas.

U-TT was awarded the Global Holcim Foundation Awards 2012 Silver and Holcim Foundation Awards 2011 Gold for Latin America for “Urban remediation and civic infrastructure hub”, São Paulo, Brazil. The project, Grotão – Fábrica de Música, was praised by the Global Holcim Foundation Awards jury for its unifying concept, premium cultural facilities, architectural quality, and integrated involvement of the local community in a socially-inclusive planning and management approach.

U-TT and Justin McGuirk received the Golden Lion for the Best Project of the Common Ground Exhibition at the 13th International Architecture Exhibition of La Biennale di Venezia (2016).

Hubert Klumpner graduated from Die Angewandte (University of Applied Arts in Vienna, Austria) in 1993 before receiving a Master of Science in Architecture & Urban Design from Columbia University, USA (1997). He is the co-author of Informal City: Caracas Case, Rules of Engagement: Caracas and the Informal City and SLUM Lab: Informal Toolbox.

He has been a consultant on urbanism to the International Program for Social & Cultural Development in Latin America (OAE and UNESCO) and is a regular guest critic and guest speaker at various architecture institutes, including the Harvard Graduate School of Design, AEDES, Universidad Central de Venezuela, Berlage, Faculdade de Arquitetura e Urbanismo da Universidade de São Paulo and University of California, Los Angeles.