Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Verein Luzerner Blues Session
- Feldmusik Luzern
- Zürcher Kammerorchester
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Culture Communication GmbH
- Act Entertainment AG Basel
- Concert Hall
- Lucerne Hall