Tomasz Pietryga

90.03.Z - Artistic creation activities

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

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

63.99.Z - Other information service activities not elsewhere classified

70.21.Z - Public relations and communication activities

70.22.Z - Business and other management consultancy activities

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