James Hellmann

Certified Passive House Consultant

Hellman Developments

Bush House, 77-81 Alma Road
BS8 2DP Bristol
United Kingdom

Initial by Exam

Certificate valid from Oct. 2, 2019
Certificate valid until Oct. 2, 2024
The certificate only applies to this person.

Examined by Warm: Low Energy Building Practice / Warm, Peter at London, United Kingdom