Stefanie Zimmermann is a trademark adviser with SONN. Her activity focuses on trademark applications, on the management of the trademark portfolio of our national and international clients as well as on trademark opposition proceedings. She is also specialized in the registration of transfers of rights and name changes in the appropriate registers. Her work also includes the legalkl examination and researches in connection with trademark and competition law.

Stefanie Zimmermann studied Law at the Johannes Kepler University in Linz. During her university education she has already gained experience at a renowned law firm in Vienna, where she assisted in the trademark law department. After completing an internship in court and in a further law office, she decided to focus again on trademark law and joined SONN in 2025.