Justyna Niedziałek-Kulińska WCS

73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (Internet)

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

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.D - Intermediation in the sale of the place on advertising aims in other media

82.30.Z - Organisation of conventions and trade shows