№ 8-Б/00693 dated 18.06.2012

Issued by the RF Ministry for Civil Defense, Emergency Situations, and Elimination of Disaster Consequences.  

СРО-C-227-01072010 No. 0003991 dated November 22, 2018

Self-regulating organization Association of construction organizations "Supporting organizations of construction industry"

№ СРО-Э-020/033 dated 15.09.2010

Issued by Nonprofit partnership Association of organizations in the field of energy survey "Energy efficient technologies"