41.10.Z - Realization of building projects related to erection of buildings
72.11.Z - Research and experimental development on biotechnology
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
68.31.Z - Real estate agencies
68.32.Z - Management of real estate on a fee or contract basis
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Other technical testing and analysis
43.39.Z - Other building completion and finishing
72.19.Z - Other research and experimental development on natural sciences and engineering
72.20.Z - Research and experimental development on social sciences and humanities
73.11.Z - Advertising agencies activities
73.12.A - Intermediation in the sale of time and place on advertising aims in the radio and television
73.12.B - Intermediation in the sale of the place on advertising aims in printed media
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
73.12.D - Intermediation in the sale of the place on advertising aims in other media
73.20.Z - Market research and public opinion polling
43.12.Z - Site preparation
42.11.Z - Works related to construction of roads and motorways
42.12.Z - Works related to construction of railways and underground railways
42.13.Z - Works related to construction of bridges and tunnels
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.22.Z - Works related to construction of telecommunications and electricity lines
42.91.Z - Works related to construction of water projects
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.11.Z - Demolition
41.20.Z - Building works related to erection of residential and non-residential buildings
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
