Data
- Act Entertainment AG Basel
- GMkonzerte
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Alegria Konzert GmbH
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- Maya Classics
- Rima Entertainment AG
- Accademia Barocca Lucernensis
- Furler Productions
- Rima Entertainment