Data
- Talks, Referate
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Vokalensemble Luzern
- Ensemble Corund
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Rima Entertainment AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- ENCORE! Entertainment AG