Günther Leissler
Schoenherr (Schönherr Rechtsanwälte)At Schoenherr (Schönherr Rechtsanwälte), the data protection practice straddles both Austrian and EU data protection law, with extensive experience assisting clients on GDPR compliance and data security issues tied to international transactions. Under the leadership of the ‘fantastic’ Günther Leissler, the practice group has achieved notable successes before Austria’s data protection authority and the courts in matters concerning the processing of user data, cookies and data analysis, among other issues. Veronika Wolfbauer left the firm in February 2024.
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Testimonials
Collated independently by Legal 500 research team.
- 'Big team, you find experts for everything.'
- 'Günther Leissler is a very kind, competent, diligent, fast-responding expert for data privacy and data mining.'
- 'In my experience working with Schoenherr on data privacy regulatory and litigation matters, the team is second to none for this work in Austria.'
- 'Gunther Leissler is fantastic - he knows everything there is to know about data protection law in Austria, and always provides sound strategic advice. He is ably supported by an excellent team.'
- 'Schoenherr simply offers an ambience in which you feel comfortable as a client from the very beginning.'
- 'The Schoenherr team is a team of lateral thinkers and thus comes up with very good solutions and approaches. Schoenherr also has a very good international network.'
Key clients
- Österreichische Post AG
- Vienna Insurance Group
- Advent International Corporation
- Deutsche Telekom
Work highlights
- Represented Meta, Inc. in defending claims filed by data protection activist Maximilian Schrems in 2014.
- Acted for Österreichische Post AG in GDPR-related proceedings.
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Günther Leissler