Data
- KKL Luzern Management AG
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- City Light Concerts
- Festival Strings Lucerne
- Vokalensemble Luzern
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Euroconcerts Suisse Sarl
- Maya Classics
- Rima Entertainment AG
- Act Entertainment AG Basel