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Patricio Martínez Osorio
Patricio Martínez Osorio

Patricio Martínez Osorio



With more than 15 years of experience, Patricio focuses his legal practice on Antitrust and Competition matters, including the representation of domestic and foreign companies to obtain approvals in complex pre-merger filings before the Mexican Antitrust Commission, as well as in providing advice in this area.

Patricio also has broad experience in data protection matters, including the implementation of GDPR-based frameworks by Mexican subsidiaries of global companies.

Also, Patricio has extensive experience advising in corporate and commercial law, and real estate matters.

His experience includes working as international associate at the New York office of Shearman & Sterling (2011-2012).

Prior to joining the firm, he was a partner at another Mexican law firm and worked for 8 years in their Mexico City office.

Areas of Practice

Awards & Recognitions

Competition/Antitrust ranked Up and Coming lawyer, Chambers and Partners

Competition/Antitrust, Future Leaders, Who’s Who Legal

Competition/Antitrust recognized lawyer, Best Lawyers


Professor at the School of Law of the Universidad Anáhuac, Mexico City, Mexico (2018-2020)

Former professor of the Introduction to Legal Studies course at the Irish Institute, Mexico City, Mexico (2005-2008)


Master of Laws (LL.M.) with merit, in Competition Law, King’s College London, London, United Kingdom (2010)

Law degree (J.D. equivalent) with highest honors, Universidad Iberoamericana, Mexico City, Mexico (2005)


American Bar Association (ABA)

Publications & Collaborations

  • Article “Overview of Mexican Real Estate Investments”, co-author, published in PLC Cross-border Corporate Real Estate Handbook 2008/09
  • Article “Overcoming the constitutional difficulties: Recent Trends in Mexican Competition Law”, co-author, published by Latin Lawyer, July 2006
  • Article “A tougher sheriff”, co-author, published by the International Financial Law Review, December 2006


Spanish – English