Data
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Feldmusik Luzern
- Ensemble Corund
- GMkonzerte
- Lucerne Festival
- Stargarage AG
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- GMkonzerte / Odessa Classics
- Secondhand Orchestra
- GMkonzerte / Odessa Classics