Christian Bongarz

Certified Passive House Designer

Dipl.-Ing. (FH) Bauingenieur

Thor Bauphysik GmbH

Schlossstrasse 76
51429 Bergisch Gladbach
Germany

Phone: +49 (0)2204-588032
http://www.ig-tohr.de

Extension by building documentation

Certificate valid from Dec. 7, 2015
Certificate valid until Dec. 7, 2020
The certificate only applies to this person.
Photo of documentation
Download documentation Assessed by Passivhaus Institut

Complete list: Passive House Designers with building documentations


Initial by Exam

Certificate valid from Dec. 30, 2010
Certificate valid until Dec. 30, 2015
The certificate only applies to this person.

Examined by IBN Passivhaus-Technik - Institut für Bauen und Nachhaltigkeit at Köln, Germany