Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Verein Luzerner Blues Session
- Konzertchor Luzern
- GMkonzerte
- 21st Century Orchestra
- GC Events Sagl
- CLAMUS Lucerne
- Lorenz Hauser Management
- World Band Festival Luzern
- 21st Century Orchestra