Brian Butler

Certified Passive House Tradesperson, specialised in Building Envelope

General Contrect


1542 Tremont St
02120 Boston
United States of America

Phone: +16178994512

Initial by Exam

Certificate valid from Jan. 16, 2019
Certificate valid until Jan. 16, 2024
The certificate only applies to this person.

Examined by Passive House Academy / O'Leary, Tomás at New York, United States of America