Grigoris Gionnas

Certified Passive House Consultant

Petrou Boua 7
1st floor
22131 Tripoli
Greece

Phone: +306983070359
Mobile Phone: +306971627081
g.gionnas@gmail.com

Initial by Exam

Certificate valid from Sept. 29, 2021
Certificate valid until Sept. 29, 2026
The certificate only applies to this person.

Examined by Hellenic Passive House Institute at None