Data
- AllBlues Konzert AG, Winterthur
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Konzertchor Luzern
- Stargarage AG
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Rima Entertainment AG
- Luzern Live
- Festival Strings Lucerne - Daniel Dodds
- Concert Hall