63.12.Z - Web portals
62.09.Z - Other information technology and computer service activities
82.30.Z - Organisation of conventions and trade shows
82.20.Z - Activities of call centres
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.10.Z - Specialised design activities
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)
73.12.B - Intermediation in the sale of the place on advertising aims in printed media
73.11.Z - Advertising agencies activities
69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
63.99.Z - Other information service activities not elsewhere classified
63.11.Z - Data processing, hosting and related activities
18.13.Z - Pre-press and pre-media services
62.02.Z - Computer consultancy activities
62.01.Z - Computer programming activities
60.20.Z - Public and licence television programmes broadcasting
59.20.Z - Sound recording and music publishing activities
59.14.Z - Motion picture projection activities
59.11.Z - Motion picture, video and television programme production activities
58.19.Z - Other publishing activities
58.14.Z - Publishing of journals and periodicals
53.20.Z - Other postal and courier activities
47.91.Z - Retail sale via mail order houses or via internet
47.63.Z - Retail sale of music and video recordings in specialised stores