Activum SG Advisory GmbH

Sebastian Kuehn

Sebastian is a Vice President at ActivumSG Advisory GmbH focusing on construction management. Prior to joining ActivumSG in 2008, he worked at Leonardo & Co., a Frankfurt based real estate investment boutique. Before joining Leonardo & Co., Sebastian was a manager at Ernst & Young AG in Berlin in the transaction advisory team focusing on NPLs and real estate transactions. He also worked at a Berlin based developer, as the project manager for the development of a shopping centre.


Sebastian holds an international diploma of business from the International Business School in Bad Homburg and a Bachelor of Business Administration from Florida Atlantic University in Boca Raton.


“Architecture is the art of how to waste space.”

– Philip Johnson. Architect.