71.12.Z - Engineering activities and related technical consultancy
43.13.Z - Test drilling and boring
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.10.Z - Specialised design activities
71.11.Z - Architectural activities
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
43.99.Z - Other specialised construction activities not elsewhere classified
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
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
08.11.Z - Quarrying of ornamental and building stone, limestone, gypsum, chalk and slate
43.12.Z - Site preparation
43.11.Z - Demolition
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
42.21.Z - Works related to construction of transmission pipelines and distribution networks
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
25.11.Z - Manufacture of metal structures and parts of structures
23.63.Z - Manufacture of ready-mixed concrete
23.62.Z - Manufacture of plaster products for construction purposes
23.61.Z - Manufacture of concrete products for construction purposes
16.23.Z - Manufacture of other builders carpentry and joinery
08.12.Z - Operation of gravel and sand pits; mining of clays and kaolin
