M4 Agency Sandra Sieradzka

73.11.Z - Advertising agencies activities

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

63.12.Z - Web portals

70.21.Z - Public relations and communication 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)

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

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

90.01.Z - Performing arts activities

90.02.Z - Support activities to performing arts