Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Feldmusik Luzern
- argovia philharmonic
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- Alegria Konzert GmbH
- Lorenz Hauser Management
- CH Regionalmedien AG
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds