Data
- Act Entertainment AG Basel
- Feldmusik Luzern
- Stadtorchester Luzern
- GMkonzerte
- 21st Century Orchestra
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- eco2friendly, c/o Otto Fischer AG
- 21st Century Orchestra
- Good News Productions AG
- Concert Hall