18.20.Z - Reproduction of recorded media
26.12.Z - Manufacture of loaded electronic boards
26.20.Z - Manufacture of computers and peripheral equipment
26.30.Z - Manufacture of communication equipment
26.40.Z - Manufacture of consumer electronics
26.51.Z - Manufacture of instruments and appliances for measuring, testing and navigation
27.31.Z - Manufacture of fibre optic cables
27.32.Z - Manufacture of other electronic and electric wires and cables
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
33.20.Z - Installation of industrial machinery and equipment
46.51.Z - Wholesale of computers, peripheral equipment and software
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
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
47.43.Z - Retail sale of audio and video equipment in specialised stores
47.91.Z - Intermediation service activities for non-specialised retail sale
47.99.Z - Other retail sale not in stores, stalls or markets
58.19.Z - Other publishing activities, except software publishing
58.21.Z - Publishing of video games
58.29.Z - Other software publishing
61.10.Z - Wired telecommunications activities
61.20.Z - Telecommunication reselling activities and intermediation service activities for telecommunication
61.90.Z - Other telecommunications activities
62.01.Z - Computer programming 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 - Web search portal activities
63.99.Z - Other information service activities not elsewhere classified
68.31.Z - Intermediation service activities for real estate activities
68.32.Z - Management of real estate on a fee or contract basis
70.21.Z - Public relations and communication activities
70.22.Z - Business and other management consultancy 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
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
73.20.Z - Market research and public opinion polling
74.10.Z - Specialised design activities
74.30.Z - Translation and interpretation activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
77.33.Z - Rental and leasing of office machinery, equipment and computers
78.10.Z - Activities of employment placement agencies
78.20.Z - Temporary employment agency activities and other human resource provisions
78.30.Z - Other human resources provision
79.11.A - Tour agents activities
79.11.B - Tour middlemen activities