43.11.Z - Demolition
43.99.Z - Other specialised construction activities not elsewhere classified
81.30.Z - Landscape service activities
81.29.Z - Other cleaning activities
81.22.Z - Specialised building and industrial cleaning activities
81.21.Z - General cleaning of buildings
73.20.Z - Market research and public opinion polling
71.20.B - Other technical testing and analysis
71.12.Z - Engineering activities and related technical consultancy
47.99.Z - Other retail sale not in stores, stalls or markets
46.77.Z - Wholesale of waste and scrap
46.76.Z - Wholesale of other intermediate products
46.75.Z - Wholesale of chemical products
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.72.Z - Wholesale of metals and metal ores
41.20.Z - Building works related to erection of residential and non-residential buildings
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
43.12.Z - Site preparation
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
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