23.51.Z - Manufacture of cement
23.52.Z - Manufacture of lime and plaster
23.61.Z - Manufacture of concrete products for construction purposes
23.62.Z - Manufacture of plaster products for construction purposes
23.63.Z - Manufacture of ready-mixed concrete
23.64.Z - Manufacture of mortars
23.65.Z - Manufacture of fibre cement
23.69.Z - Manufacture of other articles of concrete, plaster and cement
23.70.Z - Cutting, shaping and finishing of stone
25.11.Z - Manufacture of metal structures and parts of structures
25.12.Z - Manufacture of doors and windows of metal
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 - Construction of roads and motorways
42.12.Z - Construction of railways and underground railways
42.13.Z - Construction of bridges and tunnels
42.21.Z - Construction of utility projects for fluids
42.22.Z - Construction of utility projects for electricity and telecommunications
42.91.Z - Construction of water projects
42.99.Z - Construction of other civil engineering projects n.e.c.
43.11.Z - Demolition
43.12.Z - Site preparation
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
43.39.Z - Other building completion and finishing
43.91.Z - Masonry and bricklaying activities
43.99.Z - Other specialised construction activities n.e.c.
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
71.20.A - Research and analysis related to food quality
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.11.Z - Research and experimental development on biotechnology
72.19.Z - Other research and experimental development on natural sciences and engineering
73.11.Z - Activities of advertising agencies
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
74.10.Z - Specialised design activities
77.11.Z - Rental and leasing of passenger cars and light motor vehicles, including motorcycles
77.12.Z - Rental and leasing of trucks
77.31.Z - Rental and leasing of agricultural machinery and equipment
77.32.Z - Rental and leasing of construction and civil engineering machinery and equipment
77.33.Z - Rental and leasing of office machinery, equipment and computers
77.34.Z - Rental and leasing of water transport equipment
77.35.Z - Rental and leasing of air transport equipment
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods n.e.c.
81.10.Z - Combined facilities support activities
81.21.Z - General cleaning of buildings
81.22.Z - Specialised building and industrial cleaning activities
81.29.Z - Other cleaning activities
81.30.Z - Landscape service activities
