Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- Konzertchor Klangwerk Luzern
- Ensemble Corund
- 21st Century Orchestra
- GC Events Sagl
- Good News Productions AG Glattpark
- WMC Media GmbH
- Accademia Barocca Lucernensis
- GMkonzerte / Odessa Classics
- GMkonzerte / Odessa Classics