Data
- benefit concert
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Luzerner Sinfonieorchester
- Brassband Bürgermusik Luzern
- Konzertchor Luzern
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Euroconcerts Suisse Sarl
- Rima Entertainment AG
- eco2friendly, c/o Otto Fischer AG
- CONCORDIA