41.10.Z - Realization of building projects related to erection of buildings
68.10.Z - Buying and selling of own real estate
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
46.61.Z - Wholesale of agricultural machinery, equipment and supplies
46.63.Z - Wholesale of mining, construction and civil engineering machinery
46.66.Z - Wholesale of other office machinery and equipment
46.69.Z - Wholesale of other machinery and equipment
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
43.34.Z - Painting and glazing
68.20.Z - Rental and operating of own or leased real estate
68.31.Z - Real estate agencies
68.32.Z - Management of real estate on a fee or contract basis
70.22.Z - Business and other management consultancy activities
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
43.12.Z - Site preparation
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
41.20.Z - Building works related to erection of residential and non-residential buildings
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
43.31.Z - Plastering
43.32.Z - Joinery installation
43.33.Z - Floor and wall covering