Data
- Talks, Referate
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Vokalensemble Luzern
- Lucerne Festival
- swiss classics gmbh / Lucerne Chamber Circle
- EJV Abteilung Jodelgesang
- Feldmusik Hochdorf
- Culture Communication GmbH
- Neo Kultur GmbH
- Concert Hall
- Auditorium