David Guyon

Certified Passive House Consultant

M. Sc. Building Manager

Guyon David Maître d'œuvre en bâtiment

2 rue Guillaume Apollinaire
56190 Muzillac
France

Phone: +33 6 03 07 82 25
mo.david.guyon@gmail.com

Initial by Exam

Certificate valid from Aug. 23, 2018
Certificate valid until Aug. 23, 2023
The certificate only applies to this person.

Examined by Propassif / Vekemans, Etienne at Rennes, France