Data
- AllBlues Konzert AG, Winterthur
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- GMkonzerte
- swiss classics gmbh / Lucerne Chamber Circle
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Culture Communication GmbH
- Secondhand Orchestra
- AllBlues Konzert AG Winterthur