Data
- Classical music
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Luzerner Kantorei Luzern
- Pro Senectute Kanton Luzern