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)

Highway Construction, Asphalting, Industrial / Commercial Modular Construction, Residential Modular Construction, Steel Building Construction, Prefabricated Construction, Metal Work, Road Marking Services

Industrial / Commercial Modular Construction, Residential Modular Construction, Prefabricated Construction, Wooden House Construction, Waterproofing, Thermal / Heat Insulation, Vapor Sealing, Underfloor Heating Systems, Self-Leveling Floors, Floor Screeding (Cement-Sand)

Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Industrial Construction, Sport Facilities Construction, Industrial / Commercial Modular Construction, Residential Modular Construction, Steel Building Construction, Waterproofing, Thermal / Heat Insulation, Vapor Sealing, Rolled Roofing, Corrugated Sheet Roofing, Sheet Metal Roofing, Terracotta Tile Roofing, Bitumen Sheet Roofing, Gutters / Downspouts Installations, Green Roofs, Landscaping, Fence / Enclosure Construction, Scaffolding Rental, Engineered Formwork Systems Rental, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing, 03.04. Residential / Commercial and Industrial Buildings, Category 1 (03.04), 03.08. Water Supply and Drainage / Melioration Systems, Category 3 (03.08)

Commercial Construction, Dwelling House / Mansion Construction, Industrial Construction, Industrial / Commercial Modular Construction, Steel Building Construction, Tower Cranes, Metal Stairs, Metal Work

Residential and Commercial Construction Other Activities - Construction using metal structures, Industrial / Commercial Modular Construction, Steel Building Construction, Prefabricated Construction, Scaffolding Rental, Scaffolding / Formwork, Other Work Platforms - , Heavy Construction Equipment Rental, Other Heavy Construction Equipment Rental - , Concrete Mixers, Metal Stairs, Metal Work, Electric Welding, Metal Laser Cutting, Artistic Metal Works, Metal Powder Coating, 03.04. Residential / Commercial and Industrial Buildings, Category 1 (03.04)