Umendra Singh

Certified Passive House Designer

Technical Manager

Natural Building Technologies

Worminghall Road
HP18 9UL Buckinghamshire
United Kingdom

Phone: +44(0)1844 338 338
u.singh@natural-building.co.uk
http://www.natural-building.co.uk

Initial by Exam

Certificate valid from Jan. 30, 2018
Certificate valid until Jan. 30, 2023
The certificate only applies to this person.

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