Data
- Folk music
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Jazz Club Luzern
- Feldmusik Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- eco2friendly, c/o Otto Fischer AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur