Alexander Bach

Certified Passive House Consultant

Meister Zimmerer

Steffen Holzbau

13, rue de Flaxweiler
6776 Grevenmacher
Luxembourg

Phone: +352(0)7196860
a.bach@steffen-holzbau.lu
http://www.steffen-holzbau.lu

Initial by Exam

Certificate valid from Jan. 16, 2017
Certificate valid until Jan. 16, 2022
The certificate only applies to this person.

Examined by energieagence Lëtzebuerg / Worré, Pascal at Luxembourg, Luxembourg