Sarah Allen

Certified Passive House Consultant

Energy Consultant

HRS Services Ltd

81 Burton Road
S3 8BZ Sheffield
United Kingdom

Phone: +44 (0) 800 030 4391

Initial by Exam

Certificate valid from March 16, 2018
Certificate valid until March 16, 2023
The certificate only applies to this person.

Examined by University of Strathclyde at Watford, United Kingdom