Data
- AllBlues Konzert AG, Winterthur
- City Light Concerts
- Gadget abc Entertainment Group AG
- Musikschule Stadt Luzern
- Zürcher Kammerorchester
- Lucerne Festival
- 21st Century Orchestra
- GC Events Sagl
- CLAMUS Lucerne
- Smallflower Events GmbH Elsau
- Summer Festival | LUCERNE FESTIVAL
- AllBlues Konzert AG Winterthur