Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Maya Classics
- SJSO
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Neo Kultur GmbH
- Festival Strings Lucerne - Daniel Dodds