Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- Chor der Nationen Luzern
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- eco2friendly, c/o Otto Fischer AG
- World Band Festival Luzern
- Good News Productions AG