73.11.Z - Advertising agencies activities
70.21.Z - Public relations and communication activities
90.02.Z - Support activities to performing arts
82.30.Z - Organisation of conventions and trade shows
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
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
73.12.A - Intermediation in the sale of time and place on advertising aims in the radio and television
70.22.Z - Business and other management consultancy activities
18.12.Z - Other printing
63.12.Z - Web portals
63.11.Z - Data processing, hosting and related activities
59.20.Z - Sound recording and music publishing activities
59.12.Z - Motion picture, video and television programme post-production activities
59.11.Z - Motion picture, video and television programme production activities
58.19.Z - Other publishing activities
47.91.Z - Retail sale via mail order houses or via internet
47.77.Z - Retail sale of watches, clocks and jewellery in specialised stores
47.63.Z - Retail sale of music and video recordings in specialised stores
18.13.Z - Pre-press and pre-media services