She has helped numerous national and international artists improve their vocal abilities, providing them with flexibility in the studio and on tour. In Germany, Yvonne has worked with Mark Forster, Alvaro Solar, No Angels, Max Giesinger, Tim Bendzko, Bosse, Leslie Clio, and Gil Ofarim, among others.
As a singer, she has contributed her vocals to numerous pop albums (Michael Patrick Kelly, Niila, Jeanette Biedermann, Lulu Gainsbourg, Fewjar, Kendra Morris, etc.) and provided her voice for Walt Disney films (Encanto – Nur kein Wort über Bruno, 2021). She has toured with artists such as Sleigh Bells, Little Boots, Gwen McCrae, Syl Johnson, Beatsteaks, Cassandra Steen, Tim Bendzko, Mousse T., and Lotte, and has appeared on shows like David Letterman, Jimmy Fallon, and Amazon Music.