Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Lucerne Festival
- Zentralschweizer Jugendsinfonieorchester ZJSO
- domino Event SARL St. Gallen www.dominoevent.ch
- Good News Productions AG Glattpark
- Furler Productions
- Musikgesellschaft Perlen-Buchrain
- Act Entertainment AG Basel