Data
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Migros-Kulturprozent-Classics
- CLAMUS Lucerne
- Alegria Konzert GmbH
- eco2friendly, c/o Otto Fischer AG
- Furler Productions
- MyNina Spettacoli sagl
- Furler Productions