Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Konzertchor Klangwerk Luzern
- Pro Senectute Kanton Luzern
- argovia philharmonic
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Culture Communication GmbH
- SJSO
- Good News Productions AG