42.11.Z - Works related to construction of roads and motorways
43.21.Z - Electrical installation
81.29.Z - Other cleaning activities
49.41.Z - Freight transport by road
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
45.31.Z - Wholesale trade of motor vehicle parts and accessories, excluding motorcycles
45.20.Z - Maintenance and repair of motor vehicles, excluding motorcycles
43.99.Z - Other specialised construction activities not elsewhere classified
43.91.Z - Roofing activities
43.39.Z - Other building completion and finishing
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
41.10.Z - Realization of building projects related to erection of buildings
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
41.20.Z - Building works related to erection of residential and non-residential buildings
