Data
- Act Entertainment AG Basel
- Jazz Club Luzern
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Blasorchester Stadtmusik Luzern
- Lucerne Festival
- Pro Senectute Kanton Luzern
- argovia philharmonic
- GC Events Sagl
- Alegria Konzert GmbH
- Culture Communication GmbH
- Maya Classics
- SJSO
- Act Entertainment AG Basel