High-Rise Construction, Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Industrial Construction, Heavy Civil Construction, Sport Facilities Construction, Highway Construction, Asphalting, Gas Pipeline Construction, Power Line Construction, Water-Supply Construction, Industrial / Commercial Modular Construction, Residential Modular Construction, Steel Building Construction, Prefabricated Construction, Earthworks, Demolition, Waterproofing, Thermal / Heat Insulation, Stone Facing, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing

Industrial Construction, Hydraulic Engineering Construction, Sport Facilities Construction, Industrial / Commercial Modular Construction, Residential Modular Construction, Steel Building Construction, Prefabricated Construction, Modular / Prefabricated Construction Other Activities - Manufacturing of portable cabins, Fence / Enclosure Construction, Tower Crane Erection, Escalator Installation, Other - Installation / Erection - , Stone Facing, Stone Processing Machines, Light Construction Equipment / Devices, Concrete Mixers, Construction Trailers, Metal Work, Smithery / Metal Art, Electric Welding, Gas Welding, Artistic Metal Works, Gasoline / Gas Stations Construction, 03.04. Residential / Commercial and Industrial Buildings, Category 3 (03.04)

Industrial Construction, Heavy Civil Construction, Hydraulic Engineering Construction, Power Engineering Construction, Irrigation / Drainage Construction, Greenhouse Construction, Industrial / Commercial Modular Construction, Waterproofing, Green Roofs, Other Works / Services

High-Rise Construction, Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Industrial / Commercial Modular Construction, Residential Modular Construction, Prefabricated Construction

High-Rise Construction, Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Industrial Construction, Greenhouse Construction, Industrial / Commercial Modular Construction, Residential Modular Construction, Natural Stone Flooring, Lawn / Garden Layout / Maintenance, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, 03.04. Residential / Commercial and Industrial Buildings, Category 2 (03.04)

High-Rise Construction, Residential Construction, Rebuilding / Remodeling, Power Engineering Construction, Industrial / Commercial Modular Construction, Residential Modular Construction, Steel Building Construction, Earthworks, Drilling Works, Electrical Work / Indoor, Electrical Work / Outdoor, Lighting Systems, Renewable Energy Supply / Installations, Electric Welding, 03.05. Power Supply (Internal and External Power Supply and Lighting Networks / Power Supply Systems / Photovoltaic and Wind Power Plants), Category 1 (03.05)

High-Rise Construction, Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Industrial Construction, Heavy Civil Construction, Hydraulic Engineering Construction, Power Engineering Construction, Irrigation / Drainage Construction, Greenhouse Construction, Telecommunication Facilities / Network Construction, Asphalting, Power Line Construction, Water-Supply Construction, Sewage Construction, Steel Building Construction, Heating Systems Installation, Ventilation Systems Installation, Air-Conditioning Installation, Water Supply / Sewage Work - Indoor / Plumbing, Water Supply / Sewage Work - Outdoor, Pumping Station Construction, Electrical Work / Indoor, Electrical Work / Outdoor, Lighting Systems, Power Supply Systems Installation, Burglar Alarm Installation, Video Surveillance, Fire Alarm Installation, Fire Suppression Installation, Access Control Systems, Intercom Systems / Local Networks, Telecommunication and Signaling Systems, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing, 03.04. Residential / Commercial and Industrial Buildings, Category 1 (03.04), 03.05. Power Supply (Internal and External Power Supply and Lighting Networks / Power Supply Systems / Photovoltaic and Wind Power Plants), Category 1 (03.05), 03.06. HVAC / Gas Supply, Category 1 (03.06), 03.07. Hydraulic Structures, Category 1 (03.07), 03.08. Water Supply and Drainage / Melioration Systems, Category 1 (03.08), 03.09. Transportation Structures and Highways (Roads and Railways / Airports / Bridges / Tunnels / Overpasses / Retaining Walls etc.), Category 2 (03.09), 03.10. Communication Systems (Telecommunication and Signaling Systems / Transmitters / Receivers / Antennas / Amplifiers), Category 1 (03.10)