41.20.Z - Building works related to erection of residential and non-residential buildings
43.91.Z - Roofing activities
77.33.Z - Rental and leasing of office machinery and equipment, including computers
77.32.Z - Rental and leasing of construction machinery and equipment
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.10.Z - Specialised design activities
71.20.B - Other technical testing and analysis
71.12.Z - Engineering activities and related technical consultancy
71.11.Z - Architectural activities
69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
47.99.Z - Other retail sale not in stores, stalls or markets
47.91.Z - Retail sale via mail order houses or via internet
47.52.Z - Retail sale of hardware, paints and glass in specialised stores
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.13.Z - Agents involved in the sale of timber and building materials
43.99.Z - Other specialised construction activities not elsewhere classified
41.10.Z - Realization of building projects related to erection of buildings
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
43.13.Z - Test drilling and boring
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
42.11.Z - Works related to construction of roads and motorways
