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 - Works related to construction of roads and motorways
42.13.Z - Works related to construction of bridges and tunnels
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
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.29.Z - Other construction installation
43.99.Z - Other specialised construction activities not elsewhere classified
46.13.Z - Agents involved in the sale of timber and building materials
68.31.Z - Real estate agencies
72.19.Z - Other research and experimental development on natural sciences and engineering
