Data
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Pro Senectute Kanton Luzern
- argovia philharmonic
- GC Events Sagl
- Culture Communication GmbH
- Maya Classics
- SJSO
- GMkonzerte / Odessa Classics
- Pro Senectute Kanton Luzern