Certified Passive House Designer
René Kerner
Dipl.-Ing. Bauingenieur
GWJ Ingenieurgesellschaft für Bauphysik
Berliner Str. 62
03046 Cottbus
Germany
Phone: +49 (0)355 791689
r.kerner@gwj-bauphysik.de
http://www.gwj-bauphysik.de
Extension by building documentation
Certificate valid from March 16, 2016
Certificate valid until March 16, 2021
Certificate valid until March 16, 2021
The certificate only applies to this person.
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
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