Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- City Light Concerts
- Gadget abc Entertainment Group AG
- Reisefibel Leipzig
- Migros-Kulturprozent-Classics
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- Furler Productions
- Act Entertainment AG Basel
- Lucerne Hall