Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Blasorchester Stadtmusik Luzern
- Ensemble Corund
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Maya Classics
- Rima Entertainment AG
- AllBlues Konzert AG Winterthur