Data
- Folk music
- Festival Strings Lucerne
- Feldmusik Luzern
- Stargarage AG
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Maya Classics
- Rima Entertainment AG
- eco2friendly, c/o Otto Fischer AG
- Konzertbüro Augsburg GmbH