23.51.Z - Manufacture of cement
23.52.Z - Manufacture of lime and plaster
23.61.Z - Manufacture of concrete products for construction purposes
23.62.Z - Manufacture of plaster products for construction purposes
23.63.Z - Manufacture of ready-mixed concrete
23.64.Z - Manufacture of mortars
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.11.Z - Construction of roads and motorways
42.13.Z - Construction of bridges and tunnels
42.91.Z - Construction of water projects
42.99.Z - Construction of other civil engineering projects n.e.c.
43.11.Z - Demolition
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.21.Z - Electrical installation
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 - Masonry and bricklaying activities
43.99.Z - Other specialised construction activities n.e.c.
46.13.Z - Activities of agents involved in the wholesale of timber and building materials
46.73.Z - Wholesale of motorcycles, motorcycle parts and accessories
46.75.Z - Wholesale of chemical products
49.41.Z - Freight transport by road
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
70.22.Z - Business and other management consultancy activities
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
77.11.Z - Rental and leasing of passenger cars and light motor vehicles, including motorcycles
77.12.Z - Rental and leasing of trucks
77.32.Z - Rental and leasing of construction and civil engineering machinery and equipment