Data
- KKL Luzern Management AG
- AllBlues Konzert AG, Winterthur
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Feldmusik Luzern
- Chor der Nationen Luzern
- Ensemble Corund
- GMkonzerte
- Lucerne Festival
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- eco2friendly, c/o Otto Fischer AG
- SJSO
- Inseli