Data
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- Konzertchor Klangwerk Luzern
- Radio Pilatus AG *
- GMkonzerte
- 21st Century Orchestra
- Smallflower Events GmbH Elsau
- Culture Communication GmbH
- Euroconcerts Suisse Sarl
- 21st Century Orchestra
- Act Entertainment AG Basel