33.11.Z - Repair and maintenance of fabricated metal products
43.91.Z - Roofing activities
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
43.32.Z - Joinery installation
43.33.Z - Floor and wall covering
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.99.Z - Other specialised construction activities not elsewhere classified
62.01.Z - Computer programming activities
62.02.Z - Computer consultancy activities
62.03.Z - Computer facilities management activities
62.09.Z - Other information technology and computer service activities
63.11.Z - Data processing, hosting and related activities
63.12.Z - Web portals
63.91.Z - News agency activities
63.99.Z - Other information service 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
37.00.Z - Sewage disposal and treatment
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
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
33.19.Z - Repair and maintenance of other equipment
33.20.Z - Installation of industrial machinery and equipment and outfit
36.00.Z - Water collection, treatment and supply
25.11.Z - Manufacture of metal structures and parts of structures
38.11.Z - Collection of non-hazardous waste
38.12.Z - Collection of hazardous waste
38.21.Z - Treatment and disposal of non-hazardous waste
38.22.Z - Hazardous waste processing and neutralizing
38.31.Z - Dismantling of wrecks
38.32.Z - Recovery of sorted materials
39.00.Z - Remediation activities and other waste management services
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