Data
- Brass music
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Ensemble Corund
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Maya Classics
- SJSO
- Gadget abc Entertainment Group
- Konzertbüro Augsburg GmbH