Data
- Jazz, Blues, Gospel
- KKL Luzern Management AG
- Festival Strings Lucerne
- Zürcher Kammerorchester
- Stargarage AG
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Culture Communication GmbH
- Jazz Club Luzern und AllBlues Konzert AG Winterthur