Geoffrey Grunberg

Certified Passive House Designer

Energy/building/environmental Engineer

IDES

5, Rude des Prunelliers
8447 Steinfort
Luxembourg

Phone: +352 27 39 56 00
info@ides.lu
http://www.ides.lu

Initial by Exam

Certificate valid from Jan. 30, 2018
Certificate valid until Jan. 30, 2023
The certificate only applies to this person.

Examined by Propassif / Vekemans, Etienne at Lille, France