41.20.Z - Building works related to erection of residential and non-residential buildings
43.12.Z - Site preparation
91.04.Z - Botanical and zoological gardens and nature reserves activities
91.03.Z - Operation of historical sites and buildings and similar visitor attractions
68.31.Z - Real estate agencies
68.20.Z - Rental and operating of own or leased real estate
55.90.Z - Other accommodation
55.20.Z - Holiday and other short-stay accommodation
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
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
24.51.Z - Casting of iron
43.11.Z - Demolition
42.91.Z - Works related to construction of water projects
42.22.Z - Works related to construction of telecommunications and electricity lines
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.13.Z - Works related to construction of bridges and tunnels
42.12.Z - Works related to construction of railways and underground railways
42.11.Z - Works related to construction of roads and motorways
33.12.Z - Repair and maintenance of machinery
25.73.Z - Manufacture of tools
25.62.Z - Mechanical working of metal elements
25.61.Z - Treatment and coating of metals
25.12.Z - Manufacture of metal elements of building woodwork
25.11.Z - Manufacture of metal structures and parts of structures
24.53.Z - Casting of light metals