Data
- Act Entertainment AG Basel
- City Light Concerts
- Ensemble Corund
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- Migros-Kulturprozent-Classics
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Culture Communication GmbH
- ENCORE! Entertainment AG
- Summer Festival | LUCERNE FESTIVAL