Ziemowit Piast Kossakowski Piast.tv

90.03.Z - Artistic creation activities

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

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

59.20.Z - Sound recording and music publishing activities

60.10.Z - Radio broadcasting

60.20.Z - Public and licence television programmes broadcasting

63.12.Z - Web portals

63.99.Z - Other information service activities not elsewhere classified

66.29.Z - Other activities auxiliary to insurance and pension funding