Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- 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
- Good News Productions AG
- Teodor Currentzis & musicAeterna Residenz