43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
33.20.Z - Installation of industrial machinery and equipment and outfit
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 - 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
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
42.91.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
33.19.Z - Repair and maintenance of other equipment
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
43.99.Z - Other specialised construction activities not elsewhere classified
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
71.20.A - Food quality testing and analysis
71.20.B - Other technical testing and analysis
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
25.93.Z - Manufacture of wire products, chains and springs
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
25.40.Z - Manufacture of weapons and ammunition
25.50.Z - Forging, pressing, stamping and roll-forming of metal; powder metallurgy
25.61.Z - Treatment and coating of metals
25.62.Z - Mechanical working of metal elements
25.71.Z - Manufacture of cutlery
25.72.Z - Manufacture of locks and hinges
25.73.Z - Manufacture of tools
25.91.Z - Manufacture of metal containers
25.92.Z - Manufacture of metal packaging
25.11.Z - Manufacture of metal structures and parts of structures
25.94.Z - Manufacture of fasteners and screws
25.99.Z - Manufacture of other fabricated metal products not elsewhere classified
31.01.Z - Manufacture of office and shop furniture
31.02.Z - Manufacture of kitchen furniture
31.03.Z - Manufacture of mattresses
31.09.Z - Manufacture of other furniture
33.11.Z - Repair and maintenance of fabricated metal products
33.12.Z - Repair and maintenance of machinery
33.13.Z - Repair and maintenance of electronic and optical equipment
33.14.Z - Repair and maintenance of electrical equipment
33.15.Z - Repair and maintenance of ships and boats
33.16.Z - Repair and maintenance of aircraft and spacecraft
33.17.Z - Repair and maintenance of other transport equipment
