Data
- Folk music
- Obrasso Classic Events GmbH
- Gadget abc Entertainment Group AG
- Feldmusik Luzern
- Vokalensemble Luzern
- Zürcher Kammerorchester
- Radio Pilatus AG *
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Alegria Konzert GmbH