Data
- Jazz Club Luzern
- DaCapo Musikmarketing GmbH
- Gadget abc Entertainment Group AG
- Verein Luzerner Blues Session
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Euroconcerts Suisse Sarl
- Gadget abc Entertainment Group
- Lucerne Chamber Circle