Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Pro Senectute Kanton Luzern
- argovia philharmonic
- GC Events Sagl
- Good News Productions AG Glattpark
- SJSO
- CONCORDIA
- GMkonzerte / Odessa Classics
- Festival Strings Lucerne - Daniel Dodds