41.20.Z - Building works related to erection of residential and non-residential buildings
43.99.Z - Other specialised construction activities not elsewhere classified
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
43.31.Z - Plastering
43.32.Z - Joinery installation
43.33.Z - Floor and wall covering
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.21.Z - Electrical installation
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
46.75.Z - Wholesale of chemical products
46.77.Z - Wholesale of waste and scrap
46.90.Z - Non-specialised wholesale trade
49.41.Z - Freight transport by road
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
33.11.Z - Repair and maintenance of fabricated metal products
23.62.Z - Manufacture of plaster products for construction purposes
23.63.Z - Manufacture of ready-mixed concrete
23.64.Z - Manufacture of mortars
23.69.Z - Manufacture of other articles of concrete, plaster and cement
23.70.Z - Cutting, shaping and finishing of stone
24.33.Z - Manufacture of cold forming products
25.11.Z - Manufacture of metal structures and parts of structures
25.12.Z - Manufacture of metal elements of building woodwork
23.61.Z - Manufacture of concrete products for construction purposes
41.10.Z - Realization of building projects related to erection of buildings
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.22.Z - Works related to construction of telecommunications and electricity lines
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.11.Z - Demolition
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
