Data
- Brass music
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Jazz Club Luzern
- City Light Concerts
- Gadget abc Entertainment Group AG
- Feldmusik Luzern
- Musikschule Stadt Luzern
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne