Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Blasorchester Stadtmusik Luzern
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Furler Productions
- Gadget abc Entertainment Group
- Festival Strings Lucerne - Daniel Dodds