Why us?
We are a planning community of highly qualified specialist engineers. Through our consortium we are able to offer to you the whole spectrum of technical building equipment. Every engineer possesses a longtime work experience and has worked on technical planning as well as on executive activities. Because of our practical working and our innovative knowledge acquired by working in numerous offices we excel as specialists.
André Hahn, born in 1975 in Berlin, successfully completed his academic studies of supply and power engineering at the University of Applied Sciences in Berlin from 1994 to 1998.
After completing his academic studies he worked freelance for several engineering offices, surveyor and executive companies. In the period of 2003 - 2005 he successfully gained his diploma as an industrial engineer alongside his professional activities. After ten years freelance work he promoted his own engineering company TGAP-Hahn in 2008.