73.11.Z - Activities of advertising agencies
58 - Publishing activities
59 - Motion picture, video and television programme production, sound recording and music publishing activities
62 - Computer programming, consultancy and related activities
63 - Computing infrastructure, data processing, hosting and other information service activities
68 - Real estate activities
73.12.A - Intermediation in the sale of time and place on advertising aims in the radio and television
73.12.B - Intermediation in the sale of the place on advertising aims in printed media
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