42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.29.Z - Other construction installation
81.30.Z - Landscape service activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
71.12.Z - Engineering activities and related technical consultancy
71.11.Z - Architectural activities
70.22.Z - Business and other management consultancy activities
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
33.20.Z - Installation of industrial machinery and equipment and outfit
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
43.12.Z - Site preparation
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
42.91.Z - Works related to construction of water projects
42.22.Z - Works related to construction of telecommunications and electricity lines
42.13.Z - Works related to construction of bridges and tunnels
42.11.Z - Works related to construction of roads and motorways
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
