Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Feldmusik Luzern
- Ensemble Corund
- GMkonzerte
- Stargarage AG
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Rima Entertainment AG
- Festival Strings Lucerne - Daniel Dodds