Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Vokalensemble Luzern
- Lucerne Festival
- Pro Senectute Kanton Luzern
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Culture Communication GmbH
- ArteCultura
- Obrasso Concerts
- Concert Hall
- Clubraum