Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- City Light Concerts
- Gadget abc Entertainment Group AG
- Lucerne Festival
- GC Events Sagl
- Migros-Kulturprozent-Classics
- CLAMUS Lucerne
- Euroconcerts Suisse Sarl
- Gadget abc Entertainment Group
- Klavier-Fest | LUCERNE FESTIVAL
- Migros-Kulturprozent-Classics