Datum
- Obrasso Classic Events GmbH
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Festival Strings Lucerne
- GMkonzerte
- domino Event SARL St. Gallen www.dominoevent.ch
- argovia philharmonic
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- Culture Communication GmbH
- World Band Festival Luzern
- Luzerner Saal