Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- Radio Pilatus AG *
- Lucerne Festival
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Smallflower Events GmbH Elsau
- Rima Entertainment AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Rima Entertainment