Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Blasorchester Stadtmusik Luzern
- GMkonzerte
- Lucerne Festival
- 21st Century Orchestra
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Festival Strings Lucerne - Daniel Dodds
- 21st Century Orchestra