Irrigation / Drainage Construction, Tunnel Construction, Bridge Construction, Highway Construction, Water-Supply Construction, Earthworks, Demolition, Blasting Works, Drilling Works, Water Supply / Sewage Work - Outdoor, Heavy Construction Equipment Rental, Excavators, Bulldozers, Drilling Trucks, Trucks, Dump Trucks, Tank Trucks, Tow Trucks / Wreckers, Heavy Haulers, 03.04. Residential / Commercial and Industrial Buildings, Category 2 (03.04), 03.07. Hydraulic Structures, Category 1 (03.07), 05.11. Engineering Geological Survey, Category 1 (05.11)

Telecommunication Facilities / Network Construction, Electrical Work / Indoor, Electrical Work / Outdoor, Renewable Energy Supply / Installations, Burglar Alarm Installation, Video Surveillance, Fire Alarm Installation, Fire Suppression Installation, Access Control Systems, Smart House Systems, Intercom Systems / Local Networks

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, Pouring Concrete, Pouring Foundations / Footings, Pouring Concrete Frame Structures, 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 3 (03.05), 03.06. HVAC / Gas Supply, Category 3 (03.06)

Heavy Construction Equipment Rental, Other Heavy Construction Equipment Rental, Light Construction Equipment / Devices, Other Light Construction Equipment / Devices, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing

High-Rise Construction, Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Industrial Construction, Heavy Civil Construction, Earthworks, Demolition, Waterproofing, Thermal / Heat Insulation, Sound / Vibration Insulation, Rolled Roofing, Corrugated Sheet Roofing, Sheet Metal Roofing, Terracotta Tile Roofing, Polycarbonate / Glass Roofing, Pouring Concrete, Pouring Foundations / Footings, Pouring Concrete Frame Structures

Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, Industrial Construction, Heavy Civil Construction, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing