Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Chor der Nationen Luzern
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- CLAMUS Lucerne
- Secondhand Orchestra
- Pro Senectute Kanton Luzern
- Concert Hall
- Lucerne Hall