Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Gadget abc Entertainment Group AG
- GMkonzerte
- Pro Senectute Kanton Luzern
- LU Couture
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Euroconcerts Suisse Sarl
- Maya Classics
- CONCORDIA
- Act Entertainment AG Basel