Data
- Jazz, Blues, Gospel
- Act Entertainment AG Basel
- Jazz Club Luzern
- Festival Strings Lucerne
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- MyNina Spettacoli sagl
- Jazz Club Luzern und AllBlues Konzert AG Winterthur