Data
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Konzertchor Klangwerk Luzern
- Ensemble Corund
- GMkonzerte
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- Accademia Barocca Lucernensis
- Furler Productions
- Konzertbüro Augsburg GmbH
- 21st Century Orchestra