41.20.Z - Building works related to erection of residential and non-residential buildings
43.39.Z - Other building completion and finishing
42.22.Z - Works related to construction of telecommunications and electricity lines
42.91.Z - Works related to construction of water projects
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
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
42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
46.44.Z - Wholesale of china, ceramics and glassware and cleaning materials
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
70.21.Z - Public relations and communication activities
70.22.Z - Business and other management consultancy activities
71.20.A - Food quality testing and analysis
71.20.B - Other technical testing and analysis
73.11.Z - Advertising agencies activities
73.20.Z - Market research and public opinion polling
25.99.Z - Manufacture of other fabricated metal products not elsewhere classified
23.31.Z - Manufacture of ceramic tiles and flags
23.32.Z - Manufacture of bricks, tiles and construction products, in baked clay
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
25.21.Z - Manufacture of central heating radiators and boilers
25.29.Z - Manufacture of other tanks, reservoirs and containers of metal
25.30.Z - Manufacture of steam generators, except central heating hot water boilers
25.61.Z - Treatment and coating of metals
25.62.Z - Mechanical working of metal elements
25.72.Z - Manufacture of locks and hinges
25.91.Z - Manufacture of metal containers
25.93.Z - Manufacture of wire products, chains and springs
23.20.Z - Manufacture of refractory products
28.21.Z - Manufacture of ovens, furnaces and furnace burners
33.11.Z - Repair and maintenance of fabricated metal products
33.12.Z - Repair and maintenance of machinery
33.14.Z - Repair and maintenance of electrical equipment
33.19.Z - Repair and maintenance of other equipment
33.20.Z - Installation of industrial machinery and equipment and outfit
35.30.Z - Steam, hot water and air conditioning manufacturing and supply
36.00.Z - Water collection, treatment and supply
38.31.Z - Dismantling of wrecks
41.10.Z - Realization of building projects related to erection of buildings
42.11.Z - Works related to construction of roads and motorways
42.12.Z - Works related to construction of railways and underground railways
42.13.Z - Works related to construction of bridges and tunnels
