62.01.Z - Computer programming activities
70.22.Z - Business and other management consultancy activities
61.10.Z - Wired telecommunications activities
61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities
61.30.Z - Satellite telecommunications activities
61.90.Z - Other telecommunications activities
62.02.Z - Computer consultancy activities
62.03.Z - Computer facilities management activities
62.09.Z - Other information technology and computer service activities
63.11.Z - Data processing, hosting and related activities
63.12.Z - Web portals
63.91.Z - News agency activities
63.99.Z - Other information service activities not elsewhere classified
58.29.Z - Other software publishing
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
73.11.Z - Advertising agencies activities
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
95.11.Z - Repair and maintenance of computers and peripheral equipment
95.12.Z - Repair and maintenance of (tele)communication equipment
95.21.Z - Repair and maintenance of consumer electronics
95.22.Z - Repair and maintenance of household appliances and home and garden equipment
45.11.Z - Sale of cars and light motor vehicles
26.12.Z - Manufacture of electronic printed circuits
26.20.Z - Manufacture of computers and peripheral equipment
26.30.Z - Manufacture of (tele)communication equipment
27.31.Z - Manufacture of fibre optic cables
27.32.Z - Manufacture of other electronic and electric wires and cables
28.11.Z - Manufacture of engines and turbines, except aircraft, vehicle and cycle engines
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
42.22.Z - Works related to construction of telecommunications and electricity lines
43.21.Z - Electrical installation
26.11.Z - Manufacture of electronic components
45.19.Z - Sale of other motor vehicles, excluding motorcycles
45.20.Z - Maintenance and repair of motor vehicles, excluding motorcycles
45.31.Z - Wholesale trade of motor vehicle parts and accessories, excluding motorcycles
45.32.Z - Retail trade of motor vehicle parts and accessories, excluding motorcycles
46.51.Z - Wholesale of computers, peripheral equipment and software
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
46.63.Z - Wholesale of mining, construction and civil engineering machinery
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
47.42.Z - Retail sale of telecommunications equipment in specialised stores
47.91.Z - Retail sale via mail order houses or via internet