Data
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- City Light Concerts
- domino Event SARL St. Gallen www.dominoevent.ch
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Euroconcerts Suisse Sarl
- Maya Classics
- GMkonzerte / Odessa Classics
- domino Event SARL