43.21.Z - Electrical installation
46.90.Z - Non-specialised wholesale trade
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
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
46.63.Z - Wholesale of mining, construction and civil engineering machinery
46.69.Z - Wholesale of other machinery and equipment
43.13.Z - Test drilling and boring
49.41.Z - Freight transport by road
68.31.Z - Real estate agencies
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Other technical testing and analysis
72.19.Z - Other research and experimental development on natural sciences and engineering
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
81.10.Z - Buildings service support activities
81.21.Z - General cleaning of buildings
81.22.Z - Specialised building and industrial cleaning activities
81.30.Z - Landscape service activities
41.10.Z - Realization of building projects related to erection of buildings
25.61.Z - Treatment and coating of metals
25.62.Z - Mechanical working of metal elements
25.99.Z - Manufacture of other fabricated metal products not elsewhere classified
27.40.Z - Manufacture of electric lighting equipment
33.12.Z - Repair and maintenance of machinery
33.14.Z - Repair and maintenance of electrical equipment
33.20.Z - Installation of industrial machinery and equipment and outfit
35.11.Z - Production of electricity
35.12.Z - Transmission of electricity
35.13.Z - Distribution of electricity
35.14.Z - Trade of electricity
25.11.Z - Manufacture of metal structures and parts of structures
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
42.12.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
43.12.Z - Site preparation
