Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Jazz Club Luzern
- City Light Concerts
- Gadget abc Entertainment Group AG
- Verein Luzerner Blues Session
- Feldmusik Luzern
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- CLAMUS Lucerne
- Secondhand Orchestra
- Act Entertainment AG Basel