Lorenz Ehrler

Dr. Lorenz Ehrler


work Rue du Cloître 2 - 4 (Visitors please use the entrance Rue du Cloître 2) PO Box
1211 Geneva 3


Attorney at Law


Lorenz Ehrler’s practice focuses on commercial litigation, IP/IT, contract law and public procurement. He advises Swiss and foreign clients in his areas of practice and represents them before state courts and arbitral tribunals.

He also serves as a panelist in domain name arbitration proceedings under the auspices of the World Intellectual Property Organisation (WIPO) and is a lecturer at the Swiss Federal Institute of Intellectual Property for classes preparing the Swiss Patent Bar examination.

According to the 2017 edition of the World Trademark Review 1000 – The World’s Leading Trademark Professionals, “He is extremely responsive, very pragmatic and professional, and has a sharp scientific understanding of the law”.

Lorenz advises his clients in French, English, German, Italian and Spanish.


  • Specialisation course in intellectual property, technology and IT-law, University of Zurich (2002)
  • Doctorate in law, University of Zurich (1999)
  • Máster de Estudios Europeos (M.E.E.), Universidad Autónoma de Barcelona (1997)
  • Admission to the bar (1996)
  • University of Zurich (lic. iur., 1993, JD equivalent)


  • Partner, Bugnion Ballansat Ehrler, Geneva (2006-2019)
  • Partner, Bugnion, Wagner-Mesciaca & Partners, Geneva (2004-2006)
  • Associate, Lenz & Staehelin, Geneva (1999-2003)
  • Legal counsel, Siemens Switzerland S.A., Zurich (1996-1998)

Memberships in Associations

  • Geneva Bar Association
  • Swiss Bar Association
  • INGRES (Institut für gewerblichen Rechtsschutz)
  • LES (Licensing Executives Society)
  • AROPI (Association Romande de la Propriété Intellectuelle), AGDA
  • ECTA (European Community Trademark Law)


  • French
  • English
  • German
  • Italian
  • Spanish

Practice areas

  • Arbitration
  • Contract Law
  • Intellectual Property
  • Litigation
  • Technology Law
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