Data
- Act Entertainment AG Basel
- Jazz Club Luzern
- Festival Strings Lucerne
- Verein Luzerner Blues Session
- Lucerne Festival
- 21st Century Orchestra
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- Gadget abc Entertainment Group
- Konzertbüro Augsburg GmbH
- Summer Festival | LUCERNE FESTIVAL