Diego Sierra

Partner

Phone:+52 (55) 5258-1039
dsierra@vwys.com.mx

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Phone:+52 (55) 5258-1039
dsierra@vwys.com.mx

  • Practices
  • Industry Groups
  • Education & Experience
    • Licensed to practice law in both Mexico and New York.
    • Foreign attorney, Skadden, Arps, Slate, Meagher & Flom LLP, New York.
    • Master of Laws (LL.M.) and Certificate in Business Administration, with honorary mention, School of Law and Kellogg School of Management, Northwestern University, Chicago.
    • Law Degree (J.D.), with honorary mention, Escuela Libre de Derecho, Mexico City.
  • Affiliations & Academic Activities
    • Second Vice President of the Mexican Bar Association (Barra Mexicana, Colegio de Abogados), since 2025.
    • Board Member of the Mexican Bar Association (Barra Mexicana, Colegio de Abogados), since 2021.
    • Officer of the Anti-Corruption Committee for Latin America, International Bar Association, since 2020.
    • President of the Anti-corruption Commission, International Chamber of Commerce Mexico, 2019-2021.
    • ⁠Co-coordinator of the Bankruptcy Law Commission, Mexican Bar Association (Barra Mexicana, Colegio de Abogados), 2017-2021.
    • Coordinator of the Anti-corruption Diploma, International Chamber of Commerce Mexico and Universidad Panamericana, 2016-2024.
    • Former Rapporteur for the International Bar Association’s Judicial Integrity Initiative, 2014-2016.
  • Recognitions
    • Chambers and Partners Global, Chambers and Partners Latin America, Global Investigations Review 100, Global Restructuring Review 100, Legal 500, Latin Lawyer 250, Latin Lawyer National, Lexology Index Thought Leaders, Lexology Index Litigation, Lexology Index Mexico, Benchmark Litigation, and Leaders League, among others.
  • Languages
    • Spanish
    • English
  • Diego is Partner at Von Wobeser y Sierra and member of the firm’s Executive Committee. He heads the Investigations, Anti-corruption & Compliance practice and co-heads the Arbitration and Litigation practices.

    Diego is one of Mexico’s leading practitioners in white-collar investigations, enforcement, anti-corruption and compliance, with extensive experience in FCPA matters and highly complex cross-border cases. He has advised multinational companies and private equity funds in the energy, pharmaceutical, infrastructure, insurance, entertainment and automotive sectors, among others, in high-profile investigations in Mexico — from dealings with the Mexican Attorney General’s Office (FGR), including one of the first self-disclosures in the country, to matters coordinated with the DOJ and other regulators with extraterritorial jurisdiction. Under his leadership, the Anti-corruption & Compliance practice has been recognized as Band 1 in Mexico by Chambers and Partners.

    He is admitted to practice in Mexico and in New York. He holds a Master of Laws (LL.M.) with honors from Northwestern University and a certificate in business administration from the Kellogg School of Management. He was a visiting attorney at Skadden, Arps, Slate, Meagher & Flom (2011–2012). He serves as Second Vice President of the Mexican Bar Association (Barra Mexicana, Colegio de Abogados) and as a member of the IBA Anti-Corruption Committee for Latin America.

    He has been recognized by Chambers and Partners Global, Chambers and Partners Latin America, Global Investigations Review 100, Global Restructuring Review 100, Legal 500, Latin Lawyer 250, Latin Lawyer National, Lexology Index Thought Leaders, Lexology Index Litigation, Lexology Index Mexico, and Benchmark Litigation, among other publications.