According to the current legislation in the Republic of Bulgaria, Montazhinzhenering AD has certificates for the execution of the following types of constructions:
First group, First category - Buildings of high-rise construction, its adjacent infrastructure, electronic communications networks and facilities;
Second group, Third category - Constructions of the transport infrastructure;
Third group, First category - Energy infrastructure constructions;
Fourth group, First category - Constructions of the public works infrastructure, hydraulic engineering construction and environmental protection;
Fifth group - Certain types of construction works in the "Construction" sector
Montazhinzhenering AD is certified according to the following internationally recognized standards:
EN ISO 9001: 2015 - Quality management system;
EN ISO 14001: 2015 - Environmental protection system;
ISO 45001: 2018 - Occupational health and safety management system;
EN 1090-2-2018 - System for implemented production control;
EN ISO 3834-2: 2021 - Quality requirements for fusion welding of metallic materials.
