Data
- benefit concert
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Gadget abc Entertainment Group AG
- Pro Senectute Kanton Luzern
- argovia philharmonic
- 21st Century Orchestra
- GC Events Sagl
- Good News Productions AG Glattpark
- Culture Communication GmbH
- SJSO
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- CONCORDIA