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Nathan J. Muyskens is Co-Chair of the White Collar Defense & Investigations Practice and defends corporate and individual clients in criminal grand jury investigations and prosecutions, internal investigations, regulatory inquiries and enforcement matters, and related parallel civil proceedings. Nate defends companies in corruption investigations and other matters related to the Foreign Corrupt Practices Act, and has experience handling government antitrust investigations on behalf of companies in various industries, such as health care, air travel, defense, pharmaceuticals, energy, chemicals, home products, and technology. Nate is active in court and behind the scenes, working with prosecutors to abandon investigations before they have been made public or charges are filed.

Nate’s recent work includes co-leading a white collar defense trial victory in U.S. v. Flotron – the first ever acquittal in a commodities “spoofing” trial. Additionally, he represents numerous executives in the financial industry in a variety of government fraud investigations.  He has also represented a number of individuals and companies in the Special Counsel and Southern District of New York’s investigation into alleged improprieties relating to the 2016 presidential election. 

In addition, Nate has been trial counsel in numerous civil cases throughout the United States, including antitrust and trademark actions.


  • White collar criminal defense
  • Government investigations
  • Foreign Corrupt Practices Act
  • Antitrust investigations
  • Cybersecurity



  • Secured an acquittal for Andre Flotron in S. v. Flotron – the first acquittal in a “spoofing” commodities fraud.
  • Represented a British data-mining firm in the Special Counsel’s investigation into irregularities in the 2016 presidential election. Also represented this firm in numerous congressional investigations into Russian interference in the U.S. electoral process. 
  • Represents numerous executives in the financial industry in various benchmarking investigations.
  • Represented several individuals in the Special Counsel’s investigation into the 2016 presidential campaign.
  • Represented the CFO of a global energy company into an SEC investigation relating to accounting errors where the SEC declined to prosecute prior to issuing a Wells notice.
  • Represented several high-ranking executives of leading auto parts manufacturers in the ongoing U.S. Department of Justice (DOJ) auto parts cartel investigations.°
  • Represented numerous individuals in the Justice Department’s investigation into fraud and collusion in the global FX market.
  • Represents global equipment manufacturer in matter relating to the sales of products to banned countries in violation of U.S. trade sanctions.
  • Represented major retailer in FTC investigation into company’s social media and native advertising campaigns. Settled matter with FTC with no fines and minimal compliance conditions.°
  • Conducted an internal investigation into a much-publicized posting of a major motion picture to the internet prior to its public release. Coordinated the company’s efforts to cooperate with law enforcement in this matter.°
  • Represent a U.K. executive of a U.S. information technology company in an SEC investigation into alleged accounting irregularities relating to the largest civilian government contract in the United Kingdom’s history.°
  • Represented several individuals in the Department of Justice and Commodities and Futures Exchange Commission’s investigation into Precious Metals Trading.°
  • Convinced the SEC to decline prosecution in an insider trading case for a prominent Swiss banker.°
  • Represent a Swiss derivatives trader, formerly of a global financial institution, in the well-publicized LIBOR investigation.°
  • Represent several non-U.S. citizens, from different companies, involved in the various global auto parts cartel cases being pursued by the United States Department of Justice.°
  • Represent a former Japanese employee of a global financial institution in the Department of Justice and U.K. Serious Fraud Office’s investigation into the manipulation of YEN LIBOR.°
  • Represented Outbrain as the victim of the Syrian Electronic Army’s attack on the client’s delivery services for the Washington Post and CNN. Coordinated Outbrain’s cooperation with law enforcement in this matter.°
  • Represent an Australian former executive of a U.S. publicly-traded company in an SEC investigation relating to accounting irregularities of the Australian subsidiary.°
  • Conducted an internal investigation for a global heavy equipment manufacturer relating to allegations of FCPA violations in Mexico and China.°

°The above representations were handled by Mr. Muyskens prior to his joining Greenberg Traurig, LLP.

  • Trial Attorney, Federal Trade Commission’s Bureau of Competition, 2000-2001
  • Associate Independent Counsel, Office of Independent Counsel, 1996-2000
  • Counsel, U.S. Senator Robert J. Dole, 1995-1996

Recognition & Leadership

  • Listed, Benchmark Litigation, "Litigation Star," 2023
  • Listed, Chambers USA Guide, Litigation: White-Collar Crime & Government Investigations, 2021-2023
  • Listed, The Legal 500 Latin America Guide, "Latin America: International – Compliance and Investigations," 2021-2022
  • Listed, The Legal 500 United States, Dispute Resolution - Corporate Investigations and White-Collar Criminal Defense, 2019-2023
    • "Recommended Lawyer," 2023
  • Listed, Super Lawyers magazine, Washington, D.C., Super Lawyers, 2013-2023
  • Team Member, National Law Journal, “Washington, D.C. Litigation Department of the Year - White Collar Defense & Special Investigations,” 2022
  • Member, American Bar Association
    • Chair, Securities Enforcement Subcommittee of the Criminal Litigation Committee, 2012-2015


  • J.D., University of Kansas School of Law, 1995
    • Publications Editor, Kansas Journal of Law & Public Policy
  • B.A., University of Virginia, 1992
  • District of Columbia
  • New York
  • Virginia