Data
- KKL Luzern Management AG
- Luzerner Sinfonieorchester
- Gadget abc Entertainment Group AG
- Feldmusik Luzern
- GMkonzerte
- Pro Senectute Kanton Luzern
- LU Couture
- domino Event SARL St. Gallen www.dominoevent.ch
- Feldmusik Hochdorf
- Maya Classics
- eco2friendly, c/o Otto Fischer AG
- Secondhand Orchestra
- domino Event SARL