Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- City Light Concerts
- Gadget abc Entertainment Group AG
- Lucerne Festival
- GC Events Sagl
- Migros-Kulturprozent-Classics
- CLAMUS Lucerne
- eco2friendly, c/o Otto Fischer AG
- Furler Productions
- GMkonzerte / Odessa Classics
- Migros-Kulturprozent-Classics