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    Mario Nguyen is a White Collar Criminal Defense and Investigations Attorney in Locke Lord’s Dallas office, led by a former U.S. Attorney for the Northern District of Texas. Mario is a dedicated trial attorney, skilled investigator, and legal scholar. He has spent over 200 hours in federal criminal trials, conducted investigations with millions of dollars at stake, published prominent criminal law articles, and teaches white collar criminal law as an adjunct law professor.

    Mario represents individuals, public bodies, and private companies by advocating for them in criminal proceedings and collateral civil matters, helping them navigate government investigations, and conducting internal investigations on their behalf.

    In addition to his devotion to criminal pro bono work, Mario is passionate about developments in criminal law. He teaches White Collar Criminal Law as an adjunct Law Professor at Texas A&M University School of Law, and authors legal articles that are regularly published and cited by major publications, such as the Wall Street Journal, The Texas LawbookJD Supra, and Law360.

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