41.20.Z - Building works related to erection of residential and non-residential buildings
43.35.Z -
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.23.Z -
43.24.Z -
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
42.91.Z - Works related to construction of water projects
43.39.Z - Other building completion and finishing
43.41.Z -
43.42.Z -
43.50.Z -
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
81.21.Z - General cleaning of buildings
81.22.B -
91.30.Z -
33.15.Z - Repair and maintenance of ships and boats
25.52.Z -
25.53.Z -
25.61.Z - Treatment and coating of metals
25.62.Z - Mechanical working of metal elements
30.11.Z - Building of ships and floating structures
30.12.Z - Building of pleasure and sporting boats
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
25.51.Z -
33.17.Z - Repair and maintenance of other transport equipment
33.18.Z -
33.19.Z - Repair and maintenance of other equipment
33.20.Z - Installation of industrial machinery and equipment and outfit
41.00.A -
41.00.B -
42.11.Z - Works related to construction of roads and motorways
42.13.Z - Works related to construction of bridges and tunnels
42.22.Z - Works related to construction of telecommunications and electricity lines