71.11.Z - Architectural activities
43.33.Z - Floor and wall covering
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
71.12.Z - Engineering activities and related technical consultancy
68.20.Z - Rental and operating of own or leased real estate
49.41.Z - Freight transport by road
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
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
41.20.Z - Building works related to erection of residential and non-residential buildings
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
43.12.Z - Site preparation
43.11.Z - Demolition
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
42.21.Z - Works related to construction of transmission pipelines and distribution networks
