Dawid Korszeń EFFECTIVE ADVISORS

70.21.Z - Public relations and communication activities

59.20.Z - Sound recording and music publishing activities

62.02.Z - Computer consultancy activities

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

70.22.Z - Business and other management consultancy activities

73.12.A - Intermediation in the sale of time and place on advertising aims in the radio and television

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

74.10.Z - Specialised design activities

74.20.Z - Photographic activities

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

82.30.Z - Organisation of conventions and trade shows

85.59.B - Other out-of-school forms of education, not elsewhere classified

90.02.Z - Support activities to performing arts