Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- Konzertchor Klangwerk Luzern
- Pro Senectute Kanton Luzern
- 21st Century Orchestra
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Alegria Konzert GmbH
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- 21st Century Orchestra