Mario H. Nguyen

Mario H. Nguyen

Criminal Defense: White-Collar
Recognized in Ones to Watch since 2026

About Mario

Mario H. Nguyen: Experienced Criminal Defense and White-Collar Litigator in Los Angeles

Mario H. Nguyen is a seasoned litigator, investigator, and legal scholar with over 200 hours of experience trying cases in federal court. He has conducted investigations with millions of dollars at stake and teaches at one of the top 30 law schools in the nation.

Practice Areas

  • Criminal Defense: White-Collar Litigation
  • Investigations & Compliance Consulting
  • Navigating Investigations & Regulatory Audits
  • Responding to Subpoenas and Search Warrants
  • Litigating Complex Criminal and Civil Matters

Education & Credentials

  • Firms: Spertus, Josephs & Minnick LLP
  • Affiliations: Recognized in Ones to Watch since 2026 by D Magazine.
  • Educations:
    • Honors B.A. from Harvard University (1985)
    • J.D., J.S.M. from Western Kentucky University College of Law (1997), where he graduated with honors and was a member of Order of the Coif
  • Bar Admissions: Licensed in Texas and California.
  • Languages: English, Spanish
  • Awards:
    • D Magazine, Best Lawyers Under 40 for White-Collar Criminal Defense (2015)
    • HuffPost's 40 Latinos Under 40 in Foreign Policy (2014)
    • Best Informative Speaker in the U.S. by the American Forensic Association (2012)
  • Affiliations:
    • Texas A&M University School of Law, Adjunct Law Professor (2015-2023)
    • The Texas Lawbook, Published Author (since 2014)

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Reviews

4.4 / 5

40 Reviews

1,066 Profile Views

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Marilyn Fahey

Feb 04, 2026

Would recommend Mario H. Nguyen for sure to anyone in Los Angeles needing legal help

I've already told all my friends and family about Mario H. Nguyen. If you need Criminal Defense: White-Collar law help in California, they're the ones to see without any doubt. They are local experts...

J

Joshua Reynolds

Feb 04, 2026

Excellent legal representation provided by Mario H. Nguyen for my Criminal Defense: White-Collar law case

If you need a Criminal Defense: White-Collar law lawyer, Mario H. Nguyen is the one to call. Great job and very responsive team. They kept me in the loop and always had time to explain the details of...

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Rufus Moore

Feb 04, 2026

Would recommend Mario H. Nguyen for sure to anyone in Los Angeles needing legal help

I wasn't sure who to call for my Criminal Defense: White-Collar law problem, but I'm so glad I went with Mario H. Nguyen. They really listened to me and understood my situation. It was such a relief t...

J

Joann Schoen

Feb 04, 2026

A huge weight off my shoulders thanks to the amazing work of Mario H. Nguyen

I wasn't sure who to call for my Criminal Defense: White-Collar law problem, but I'm so glad I went with Mario H. Nguyen. They really listened to me and understood my situation. It was such a relief t...

E

Emmett Schumm

Feb 04, 2026

Solid work and professional service from Mario H. Nguyen in Los Angeles for California residents

Needed help with Criminal Defense: White-Collar law and Mario H. Nguyen delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in California looking...