Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- Good News Productions AG Glattpark
- Furler Productions
- Musikgesellschaft Perlen-Buchrain
- Radio Pilatus CH Media
- ENCORE! Entertainment AG
- ENCORE - Entertainment AG