41.20.Z - Building works related to erection of residential and non-residential buildings
43.39.Z - Other building completion and finishing
77.32.Z - Rental and leasing of construction machinery and equipment
74.30.Z - Translation and interpretation activities
71.12.Z - Engineering activities and related technical consultancy
71.11.Z - Architectural activities
68.20.Z - Rental and operating of own or leased real estate
49.41.Z - Freight transport by road
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.65.Z - Wholesale of office furniture
43.99.Z - Other specialised construction activities not elsewhere classified
43.91.Z - Roofing activities
23.61.Z - Manufacture of concrete products for construction purposes
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction 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
42.11.Z - Works related to construction of roads and motorways
41.10.Z - Realization of building projects related to erection of buildings
23.69.Z - Manufacture of other articles of concrete, plaster and cement
23.63.Z - Manufacture of ready-mixed concrete