Harald Hahn
Certified Passive House Designer

Dipl.-Ing. Bauingenieur
Balhorner Weg 25
34308 Bad Emstal
Germany
Phone: +49 (0) 5624/925633
Info@Energieberatung-LandkreisKassel.de
http://Info@Energieberatung-LandkreisKassel.de
Extension by building documentation
Certificate valid until Oct. 4, 2022

Complete list: Passive House Designers with building documentations
Initial by Exam
Certificate valid until May 30, 2017
Examined by Q.Punkt in der Solarakademie Franken/ Deinbeck, Jutta at Nürnberg, Germany