Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Blasorchester Stadtmusik Luzern
- Stargarage AG
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Maya Classics
- Rima Entertainment AG
- eco2friendly, c/o Otto Fischer AG
- Neo Kultur GmbH
- Auditorium