Milena Tusz

Part of HGA Real Estate GmbH, BIG BAU Investitionsgesellschaft mbH is a German company that specializes in the development of areas, neighborhoods, and cities. The company is based in Rendsburg, Germany. The company aims to create a sustainable, social, and innovative future. The company was founded in 1949. The CEO is Marc Weinstock.

Part of HGA Real Estate GmbH, BIG Städtebau GmbH is a German company based in Kronshagen, Germany. The CEOs are Kai-Uwe Back, Christina Ebel. BIG Städtebau GmbH is an innovative and sustainable developer and builder of neighborhoods, with a focus on ecological, economic, and social aspects. The company is an expert in project management and is Germany's largest urban developer. With over 450 employees in approximately 20 locations, BIG Städtebau GmbH manages over 1,100 projects nationwide. The company was founded in 1973.