43.21.Z - Electrical installation
42.21.Z - Works related to construction of transmission pipelines and distribution networks
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
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
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
25.11.Z - Manufacture of metal structures and parts of structures
41.20.Z - Building works related to erection of residential and non-residential buildings
41.10.Z - Realization of building projects related to erection of buildings
33.15.Z - Repair and maintenance of ships and boats
33.14.Z - Repair and maintenance of electrical equipment
33.12.Z - Repair and maintenance of machinery
33.11.Z - Repair and maintenance of fabricated metal products
25.99.Z - Manufacture of other fabricated metal products not elsewhere classified
25.62.Z - Mechanical working of metal elements
25.61.Z - Treatment and coating of metals
25.50.Z - Forging, pressing, stamping and roll-forming of metal; powder metallurgy
25.21.Z - Manufacture of central heating radiators and boilers
25.12.Z - Manufacture of metal elements of building woodwork
