Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Radio Pilatus AG *
- Lucerne Festival
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- Festival Strings Lucerne - Daniel Dodds
- Summer Festival | LUCERNE FESTIVAL
- Pro Senectute Kanton Luzern
- Europaplatz