Data
- Obrasso Classic Events GmbH
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Zürcher Kammerorchester
- Ensemble Corund
- GC Events Sagl
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- ENCORE! Entertainment AG
- ENCORE - Entertainment AG