Data
- Talks, Referate
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Lucerne Festival
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Gadget abc Entertainment Group
- Konzertbüro Augsburg GmbH