62.02.Z - Computer consultancy activities
63.12.Z - Web portals
95.11.Z - Repair and maintenance of computers and peripheral equipment
85.59.B - Other out-of-school forms of education, not elsewhere classified
82.30.Z - Organisation of conventions and trade shows
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
73.20.Z - Market research and public opinion polling
73.12.D - Intermediation in the sale of the place on advertising aims in other media
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
73.11.Z - Advertising agencies activities
72.19.Z - Other research and experimental development on natural sciences and engineering
70.22.Z - Business and other management consultancy activities
70.21.Z - Public relations and communication activities
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
63.11.Z - Data processing, hosting and related activities
62.09.Z - Other information technology and computer service activities
62.03.Z - Computer facilities management activities
62.01.Z - Computer programming activities
58.29.Z - Other software publishing
58.21.Z - Publishing of computer games
58.19.Z - Other publishing activities
58.14.Z - Publishing of journals and periodicals
58.11.Z - Book publishing
47.42.Z - Retail sale of telecommunications equipment in specialised stores