08.11.Z - Quarrying of ornamental stone, limestone, gypsum, slate and other stone
16.23.Z - Manufacture of other builders’ carpentry and joinery
22.21.Z - Manufacture of plastic plates, sheets, tubes and profiles
22.22.Z - Manufacture of plastic packing goods
22.23.Z - Manufacture of doors and windows of plastic
23.32.Z - Manufacture of bricks, tiles and construction products, in baked clay
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
25.11.Z - Manufacture of metal structures and parts of structures
25.12.Z - Manufacture of doors and windows of metal
25.99.Z - Manufacture of other fabricated metal products n.e.c.
28.21.Z - Manufacture of ovens, furnaces and permanent household heating equipment
28.49.Z - Manufacture of other mechanical tools
33.20.Z - Installation of industrial machinery and equipment
35.11.Z - Production of electricity from non-renewable sources
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
43.29.Z - Other construction installation
43.32.Z - Joinery installation
43.39.Z - Other building completion and finishing
43.99.Z - Other specialised construction activities n.e.c.
46.13.Z - Activities of agents involved in the wholesale of timber and building materials
46.73.Z - Wholesale of motorcycles, motorcycle parts and accessories
46.76.Z - Wholesale of other intermediate products
52.10.B - Storage and warehousing of other goods
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
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 - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.19.Z - Other research and experimental development on natural sciences and engineering
74.10.Z - Specialised design activities
77.32.Z - Rental and leasing of construction and civil engineering machinery and equipment
81.10.Z - Combined facilities support activities
81.21.Z - General cleaning of buildings
81.22.Z - Specialised building and industrial cleaning activities