Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- Furler Productions
- concerts PAMPLONA concert management UG (haftungsbeschränkt)
- Musikgesellschaft Perlen-Buchrain
- Good News Productions AG