Ewa Kozłowska-Szymczyk

63.12.Z - Web portals

47.91.Z - Retail sale via mail order houses or via Internet

55.20.Z - Holiday and other short-stay accommodation

55.90.Z - Other accommodation

58.11.Z - Book publishing

58.12.Z - Publishing of directories and registers (e.g. street, phone directory)

58.13.Z - Publishing of newspapers

58.14.Z - Publishing of journals and periodicals

58.19.Z - Other publishing activities

59.11.Z - Motion picture, video and television programme production activities

59.12.Z - Motion picture, video and television programme post-production activities

59.13.Z - Motion picture, video and television programme distribution activities

59.14.Z - Motion picture projection activities

59.20.Z - Sound recording and music publishing activities

63.11.Z - Data processing, hosting and related activities

63.91.Z - News agency activities

63.99.Z - Other information service activities not elsewhere classified

70.21.Z - Public relations and communication activities

73.11.Z - Advertising agencies 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

74.20.Z - Photographic activities

74.90.Z - Other professional, scientific and technical activities not elsewhere classified

85.60.Z - Educational support activities