41.20.Z - Building works related to erection of residential and non-residential buildings
43.22.Z - Plumbing, heat and air-conditioning installation
77.12.Z - Rental and leasing of other motor vehicle, excluding motorcycles
77.11.Z - Rental and leasing of cars and light motor vehicles
68.31.Z - Real estate agencies
68.10.Z - Buying and selling of own real estate
47.91.Z - Retail sale via mail order houses or via internet
43.99.Z - Other specialised construction activities not elsewhere classified
43.91.Z - Roofing activities
43.39.Z - Other building completion and finishing
43.34.Z - Painting and glazing
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction installation
33.12.Z - Repair and maintenance of machinery
43.21.Z - Electrical installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
42.91.Z - Works related to construction of water projects
42.22.Z - Works related to construction of telecommunications and electricity lines
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.13.Z - Works related to construction of bridges and tunnels
42.12.Z - Works related to construction of railways and underground railways
42.11.Z - Works related to construction of roads and motorways
33.13.Z - Repair and maintenance of electronic and optical equipment