Data
- KKL Luzern Management AG
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- EJV Abteilung Jodelgesang
- eco2friendly, c/o Otto Fischer AG
- CONCORDIA
- Neo Kultur GmbH
- Festival Strings Lucerne - Daniel Dodds