41.10.Z - Realization of building projects related to erection of buildings
68.20.Z - Rental and operating of own or leased real estate
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
46.71.Z - Wholesale of fuels and related products
46.72.Z - Wholesale of metals and metal ores
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
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
46.90.Z - Non-specialised wholesale trade
52.10.B - Warehousing and storage of other goods
52.21.Z - Service activities incidental to land transportation
68.10.Z - Buying and selling of own real estate
43.39.Z - Other building completion and finishing
68.31.Z - Real estate agencies
68.32.Z - Management of real estate on a fee or contract basis
73.11.Z - Advertising agencies activities
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
81.10.Z - Buildings service 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
42.22.Z - Works related to construction of telecommunications and electricity lines
33.12.Z - Repair and maintenance of machinery
33.13.Z - Repair and maintenance of electronic and optical equipment
33.14.Z - Repair and maintenance of electrical equipment
33.15.Z - Repair and maintenance of ships and boats
33.16.Z - Repair and maintenance of aircraft and spacecraft
33.17.Z - Repair and maintenance of other transport equipment
33.19.Z - Repair and maintenance of other equipment
33.20.Z - Installation of industrial machinery and equipment and outfit
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
33.11.Z - Repair and maintenance of fabricated metal products
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
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
