Data
- Obrasso Classic Events GmbH
- swiss classics gmbh / Lucerne Chamber Circle
- Obrasso Concerts
- Lucerne Chamber Circle
- 21st Century Orchestra
- Radio Pilatus Music Night
- AllBlues Konzert AG Winterthur
- Gadget abc Entertainment Group AG
- Eidgenössischer Jodlerverband EJV
- International Maya Classics
- Concert Hall