Data
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- GC Events Sagl
- Migros-Kulturprozent-Classics
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Maya Classics
- Furler Productions
- ENCORE! Entertainment AG
- ENCORE - Entertainment AG