62.01.Z - Computer programming activities
63.12.Z - Web portals
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
85.59.A - Learning of foreign languages
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.20.Z - Photographic activities
74.10.Z - Specialised design activities
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
63.99.Z - Other information service activities not elsewhere classified
47.91.Z - Retail sale via mail order houses or via internet
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
62.02.Z - Computer consultancy activities
59.20.Z - Sound recording and music publishing 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
58.11.Z - Book publishing
47.99.Z - Other retail sale not in stores, stalls or markets