Data
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- Ensemble Corund
- Konzertchor Luzern
- Stargarage AG
- GC Events Sagl
- CLAMUS Lucerne
- Smallflower Events GmbH Elsau
- Culture Communication GmbH
- Lorenz Hauser Management
- Gadget abc Entertainment Group
- Act Entertainment AG Basel