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- KKL Luzern Management AG
- Act Entertainment AG Basel
- Jazz Club Luzern
- Gadget abc Entertainment Group AG
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Migros-Kulturprozent-Classics
- CLAMUS Lucerne
- Alegria Konzert GmbH
- Secondhand Orchestra
- Migros-Kulturprozent-Classics