Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Gadget abc Entertainment Group AG
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- EJV Abteilung Jodelgesang
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- CONCORDIA
- Luzern Live
- Act Entertainment AG Basel