Data
- Radio Pilatus AG
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Furler Productions
- CONCORDIA
- Festival Strings Lucerne - Daniel Dodds