Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Ensemble Corund
- GMkonzerte
- Lucerne Festival
- Stargarage AG
- GC Events Sagl
- Good News Productions AG Glattpark
- WMC Media GmbH
- EJV Abteilung Jodelgesang
- Euroconcerts Suisse Sarl
- ENCORE! Entertainment AG
- ENCORE - Entertainment AG