71.12.Z - Engineering activities and related technical consultancy
43.12.Z - Site preparation
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.20.Z - Photographic activities
74.10.Z - Specialised design activities
71.11.Z - Architectural activities
47.52.Z - Retail sale of hardware, paints and glass in specialised stores
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
41.10.Z - Realization of building projects related to erection of buildings
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
42.22.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
41.20.Z - Building works related to erection of residential and non-residential buildings
