Data
- Obrasso Classic Events GmbH
- City Light Concerts
- Gadget abc Entertainment Group AG
- Ensemble Corund
- Migros-Kulturprozent-Classics
- swiss classics gmbh / Lucerne Chamber Circle
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Euroconcerts Suisse Sarl
- CONCORDIA
- ENCORE! Entertainment AG
- Obrasso Concerts