63.12.Z - Web portals
47.91.Z - Intermediation service activities for non-specialised retail sale
63.11.Z - Data processing, hosting and related activities
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
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
82.30.Z - Organisation of conventions and trade shows
82.99.Z - Other business support service activities not elsewhere classified
93.1 - Sports activities