Data
- others
- Talks, Referate
- Opera, Operetta
- KKL Luzern Management AG
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- Alegria Konzert GmbH
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- eco2friendly, c/o Otto Fischer AG