Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Stadtorchester Luzern
- Lucerne Festival
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- Culture Communication GmbH
- GMkonzerte / Odessa Classics
- Konzertbüro Augsburg GmbH
- Summer Festival | LUCERNE FESTIVAL