Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Bach Ensemble Luzern
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- CH Regionalmedien AG
- DaCapo Musikmarketing GmbH