23.5 - Manufacture of cement, lime and plaster
23.6 - Manufacture of articles of concrete, cement and plaster
23.70 - Cutting, shaping and finishing of stone
33.12.Z - Repair and maintenance of machinery
33.20.Z - Installation of industrial machinery and equipment
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.
46.13.Z - Activities of agents involved in the wholesale of timber and building materials
46.63.Z - Wholesale of mining, construction and civil engineering machinery
46.73.Z - Wholesale of motorcycles, motorcycle parts and accessories
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
46.75.Z - Wholesale of chemical products
46.76.Z - Wholesale of other intermediate products
46.77.Z - Wholesale of waste and scrap
47.52.Z - Retail sale of hardware, building materials, paints and glass
47.53.Z - Retail sale of carpets, rugs, wall and floor coverings
55.10.Z - Hotels and similar accommodation
55.20.Z - Holiday and other short-stay accommodation
55.90.Z - Other accommodation
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
68.31.Z - Intermediation service activities for real estate activities
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
73.11.Z - Activities of advertising agencies
73.20.Z - Market research and public opinion polling
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
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
81.29.Z - Other cleaning activities
81.30.Z - Landscape service activities
82.11.Z - Office administrative service activities
82.19.Z - Photocopying, document preparation and other specialised office support activities
82.30.Z - Organisation of conventions and trade shows