Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Blasorchester Stadtmusik Luzern
- Feldmusik Luzern
- Pro Senectute Kanton Luzern
- argovia philharmonic
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Konzertbüro Augsburg GmbH
- Festival Strings Lucerne - Daniel Dodds