Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Chor der Nationen Luzern
- Bach Ensemble Luzern
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- Blasorchester FM Neuenkirch
- Good News Productions AG Glattpark
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds