23.20.Z - Manufacture of refractory products
23.31.Z - Manufacture of ceramic tiles and flags
23.32.Z - Manufacture of bricks, tiles and construction products, in baked clay
23.43.Z - Manufacture of ceramic insulators and insulating fittings
23.44.Z - Manufacture of other technical ceramic products
23.49.Z - Manufacture of other ceramic products
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.11.Z - Construction of roads and motorways
42.12.Z - Construction of railways and underground railways
42.13.Z - Construction of bridges and tunnels
42.21.Z - Construction of utility projects for fluids
42.22.Z - Construction of utility projects for electricity and telecommunications
42.91.Z - Construction of water projects
42.99.Z - Construction of other civil engineering projects n.e.c.
43.11.Z - Demolition
43.12.Z - Site preparation
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
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
43.91.Z - Masonry and bricklaying activities
43.99.Z - Other specialised construction activities n.e.c.
46 - Wholesale trade
47 - Retail trade
49 - Land transport and transport via pipelines
49.41.Z - Freight transport by road
52 - Warehousing, storage and support activities for transportation
55.10.Z - Hotels and similar accommodation
55.20.Z - Holiday and other short-stay accommodation
55.30.Z - Camping grounds and recreational vehicle parks
55.90.Z - Other accommodation
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
68.3 - Real estate activities on a fee or contract basis
68.31.Z - Intermediation service activities for real estate activities
68.32.Z - Management of real estate on a fee or contract basis
71 - Architectural and engineering activities
74 - Other professional, scientific and technical activities
81 - Services to buildings and landscape activities