Data
- Talks, Referate
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- City Light Concerts
- Gadget abc Entertainment Group AG
- Feldmusik Luzern
- Pro Senectute Kanton Luzern
- swiss classics gmbh / Lucerne Chamber Circle
- Smallflower Events GmbH Elsau
- Feldmusik Hochdorf
- Culture Communication GmbH
- Concert Hall