Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing, 04.04. Residential / Commercial and Industrial Buildings, 04.05. Power Supply (Internal and External Power Supply and Lighting Networks / Power Supply Systems / Photovoltaic and Wind Power Plants), 04.06. HVAC / Gas Supply, 04.07. Hydraulic Structures, 04.08. Water Supply and Drainage / Melioration Systems, 04.09. Transportation Structures and Highways (Roads and Railways / Airports / Bridges / Tunnels / Overpasses / Retaining Walls etc.), 04.10. Communication Systems (Telecommunication and Signaling Systems / Transmitters / Receivers / Antennas / Amplifiers)

Commercial Building Renovation / Finishing, Residential Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing

Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Hydraulic Engineering Construction, Tunnel Construction, Bridge Construction, Sport Facilities Construction, Highway Construction, Earthworks, Demolition, Earthworks / Demolition Other Activities - , Heating Systems Installation, Ventilation Systems Installation, Other - HVAC / Refrigeration - , Water Supply / Sewage Work - Indoor / Plumbing, Water Supply / Sewage Work - Outdoor, Electrical Work / Indoor, Electrical Work / Outdoor, Lighting Systems, Waterproofing, Thermal / Heat Insulation, Terracotta Tile Roofing, Laminate Flooring Installation, Special-Purpose Flooring Installation, Glass Floor Installation, Hardwood / Parquet Flooring, Natural Stone Flooring, Ceramic Tile Flooring, Underfloor Heating Systems, Dropped / False Ceiling Installation, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing, Finishing and Renovation Works Other Activities