Data
- others
- Classical music
- Act Entertainment AG Basel
- City Light Concerts
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- Lucerne Festival
- Reisefibel Leipzig
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- Alegria Konzert GmbH
- GMkonzerte / Odessa Classics
- GMkonzerte / Odessa Classics
- Concert Hall
- Lucerne Hall