Donald C. Proven

Certified Passive House Consultant


Sun Certified Builders Cooperative Ltd

109 Chestnut Street
R3G1R4 Winnepeg

Phone: +1 204-772-7438

Initial by Exam

Certificate valid from May 27, 2019
Certificate valid until May 27, 2024
The certificate only applies to this person.

Examined by Passive House Canada at Vancouver, BC, Canada