Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Ensemble Corund
- Stargarage AG
- 21st Century Orchestra
- GC Events Sagl
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- Neo Kultur GmbH
- 21st Century Orchestra