David Ziegler works as Content Relations Manager for Dolby Europe and supports content creators such as producers, post supervisors, sound studios, composers and mix engineers in their work with Dolby Atmos for film, TV and music. David studied Diplom Tonmeister at Babelsberg Film University and worked as a sound designer and re-recording mixer on TV and feature film productions before joining Dolby in 2012.

Christoph de la Chevallerie is a mixing sound engineer, specializing in film mixing, recording and mixing film scores as well as mixing international feature films for the German market. After a year at the Deutsches Theater, it was off to the inspiring Film University Potsdam, where Christoph had the opportunity to learn from renowned sound engineers Martin Steyer, Frank Kruse, Peter Fuchs, Bernd Wefelmeyer and Hubertus Rath. In 2018, he graduated with honors with a Master of Fine Arts degree in "Sound for Picture". In addition to his studies, Christoph worked at the Babelsberg Film Orchestra, for several years at Deutschlandradio Kultur in the field of music recording and concert broadcasts, and was involved in many freelance film and film music projects. He was appointed to the appointment committee of the "W3 Professorship for Sound Mixing and Sound Dramaturgy" by the Film University for the development of the course and was also called in as an external consultant after graduation for the repositioning of the course. During his studies, he also began working as a mixing engineer at Berliner Synchron, now Iyuno Media Group. He is now responsible there as Head of Sound for high-profile film productions in Dolby ATMOS, the team and workflow development of sound production as well as the conception of new studios in one of the largest media companies worldwide. Numerous films for which Christoph was responsible for the film mix won international awards.