62.01.Z - Computer programming activities
63.11.Z - Data processing, hosting and related activities
95.21.Z - Repair and maintenance of consumer electronics
95.11.Z - Repair and maintenance of computers and peripheral equipment
90.03.Z - Artistic creation activities
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
85.52.Z - Out-of-school forms of cultural education
85.51.Z - Out-of-school forms of sports and leisure education
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
73.20.Z - Market research and public opinion polling
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
68.20.Z - Rental and operating of own or leased real estate
63.12.Z - Web portals
47.91.Z - Retail sale via mail order houses or via internet
62.09.Z - Other information technology and computer service activities
62.03.Z - Computer facilities management activities
62.02.Z - Computer consultancy activities
59.20.Z - Sound recording and music publishing activities
59.14.Z - Motion picture projection activities
59.13.Z - Motion picture, video and television programme distribution activities
59.12.Z - Motion picture, video and television programme post-production activities
59.11.Z - Motion picture, video and television programme production 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