Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Ensemble Corund
- GMkonzerte
- Lucerne Festival
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- eco2friendly, c/o Otto Fischer AG
- MyNina Spettacoli sagl
- Act Entertainment AG Basel