Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Maya Classics
- Furler Productions
- SJSO
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- CONCORDIA
- GMkonzerte / Odessa Classics
- Festival Strings Lucerne - Daniel Dodds