Data
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- Lucerne Festival
- 21st Century Orchestra
- GC Events Sagl
- CLAMUS Lucerne
- Smallflower Events GmbH Elsau
- KKL Family
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Summer Festival | LUCERNE FESTIVAL