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- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Pro Senectute Kanton Luzern
- swiss classics gmbh / Lucerne Chamber Circle
- Culture Communication GmbH
- eco2friendly, c/o Otto Fischer AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- ENCORE! Entertainment AG
- Pro Senectute Kanton Luzern