Data
- Radio Pilatus AG
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Chor der Nationen Luzern
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Smallflower Events GmbH Elsau
- Rima Entertainment AG
- DaCapo Musikmarketing GmbH