43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
91.30.Z - Conservation, restoration and other support activities for cultural heritage
61.10.B - Other activities in wired, wireless, and satellite telecommunications
43.99.Z - Other specialised construction activities n.e.c.
43.91.Z - Masonry and bricklaying activities
43.42.Z - Other specialised construction activities in construction of buildings
43.34.Z - Painting and glazing
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
16.23.Z - Manufacture of other builders’ carpentry and joinery
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
42.91.Z - Construction of water projects
42.22.Z - Construction of utility projects for electricity and telecommunications
42.21.Z - Construction of utility projects for fluids
42.11.Z - Construction of roads and motorways
37.00.Z - Sewerage
33.20.Z - Installation of industrial machinery and equipment
