Data
- KKL Luzern Management AG
- AllBlues Konzert AG, Winterthur
- Festival Strings Lucerne
- GMkonzerte
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Agentur Springbock GmbH
- Feldmusik Hochdorf
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds