Data
- Obrasso Classic Events GmbH
- Radio Pilatus AG
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Blasorchester Stadtmusik Luzern
- Zürcher Kammerorchester
- Stargarage AG
- argovia philharmonic
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- World Band Festival Luzern