Data
- others
- Classical music
- Act Entertainment AG Basel
- City Light Concerts
- Zürcher Kammerorchester
- Lucerne Festival
- Reisefibel Leipzig
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- eco2friendly, c/o Otto Fischer AG
- Furler Productions
- Migros-Kulturprozent-Classics
- Concert Hall
- Lucerne Hall