Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- swiss classics gmbh / Lucerne Chamber Circle
- Culture Communication GmbH
- MyNina Spettacoli sagl
- Verein Luzerner Orgelfreunde
- Festival Strings Lucerne - Daniel Dodds
- AllBlues Konzert AG Winterthur