Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Brassband Bürgermusik Luzern
- Chor der Nationen Luzern
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Euroconcerts Suisse Sarl
- Rima Entertainment AG
- Act Entertainment AG Basel