61.10.Z - Wired telecommunications activities
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
63.12.Z - Web portals
63.91.Z - News agency activities
63.99.Z - Other information service activities not elsewhere classified
69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
70.21.Z - Public relations and communication activities
70.22.Z - Business and other management consultancy activities
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
63.11.Z - Data processing, hosting and related activities
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
77.32.Z - Rental and leasing of construction machinery and equipment
77.33.Z - Rental and leasing of office machinery and equipment, including computers
80.20.Z - Security systems service activities
85.51.Z - Out-of-school forms of sports and leisure education
95.11.Z - Repair and maintenance of computers and peripheral equipment
95.12.Z - Repair and maintenance of (tele)communication equipment
47.42.Z - Retail sale of telecommunications equipment in specialised stores
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.22.Z - Works related to construction of telecommunications and electricity lines
43.21.Z - Electrical installation
46.51.Z - Wholesale of computers, peripheral equipment and software
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
46.65.Z - Wholesale of office furniture
46.66.Z - Wholesale of other office machinery and equipment
46.69.Z - Wholesale of other machinery and equipment
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
27.12.Z - Manufacture of electricity distribution and control apparatus
47.43.Z - Retail sale of audio and video equipment in specialised stores
49.41.Z - Freight transport by road
61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities
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