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- City Light Concerts
- Gadget abc Entertainment Group AG
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- swiss classics gmbh / Lucerne Chamber Circle
- Smallflower Events GmbH Elsau
- Culture Communication GmbH
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- 21st Century Orchestra