MESSENGER Studio Muzyczne i Językowe Alina Olszewska-Tosi

85.52.Z - Out-of-school forms of cultural education

59.20.Z - Sound recording and music publishing activities

74.30.Z - Translation and interpretation activities

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

82.30.Z - Organisation of conventions and trade shows

85.59.A - Teaching of foreign languages

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

90.03.Z - Artistic creation activities