Contentment Marcin Sieduszewski

74.30.Z - Translation and interpretation activities

59.20.Z - Sound recording and music publishing activities

85.51.Z - Non-school forms of sports education and recreational and sports activities

85.52.Z - Non-school forms of artistic education

90.11.Z - Literary activities and activities related to composing music

90.12.Z - Creative activities in visual arts

90.20.C - Activities related to the staging of artistic performances