Christoph M. Achammer

ATP Planungs- und Beteiligungs AG is a holding company, which engages in the provision of architectural and engineering services. It provides integrated design of conversion and refurbishment projects; building design; masterplan; research through academic platforms and open workshops; structural engineering; site supervision; and interior design. The company was founded by Fred Achammer in 1951 and is headquartered in Innsbruck, Austria.

Mint Architecture AG engages in the planning, development, and design of retail stores, catering establishments and restaurants, offices, shopping centers, public spaces, as well as facilities in the health and hospitality sector. It also provides consulting services in the areas of renovation and construction. The company was founded by Thomas Stiefel and Guy Thouin in 1995 and is headquartered in Wetzikon, Switzerland.

ATP Wien Planungs GmbH Niederlassung Deutschland provides engineering services. The private company is based in Munich, Germany. The CEOs of the German company are Robert Kelca, Christoph M. Achammer.