Data
- Act Entertainment AG Basel
- Feldmusik Luzern
- Zürcher Kammerorchester
- Ensemble Corund
- GMkonzerte
- Pro Senectute Kanton Luzern
- Stargarage AG
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Rima Entertainment AG
- Act Entertainment AG Basel