Data
- Talks, Referate
- KKL Luzern Management AG
- Lucerne Festival
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Lorenz Hauser Management
- Hochschule Luzern - Musik
- ENCORE! Entertainment AG