Certificate №TV11599 for restoration and construction of architectural and cultural monument sites. Certificate № I-TV024320 for construction of buildings, their adjoining infrastructure and electronic and communication networks and systems. Certificate № II – TV 007171 for construction of transport infrastructure. Certificate III – TV 008174 for construction of sites of energy infrastructure. Certificate № ІV – TV 011136 for construction of sites from public infrastructure, hydrotechnical construction and environmental protection. ISO 45001:20018 Certificate – Health and Safety Management. ISO 14001: 2015 Certificate for Environment Management. ISO 9001:2015 Quality management certificate and obligation to follow all the rules and conditions of certification