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