FacultyFaculty/Author Profile

Luis R. Mejia

DLA Piper LLP (US)

Washington, DC, USA

Luis R. Mejia is a partner in DLA Piper's Securities Enforcement and Litigation practice. Based in Washington, DC and New York, he has years of experience in securities enforcement matters.

Mr. Mejia, the former Chief Litigation Counsel of the SEC, represents entities and individuals in investigations conducted by the SEC, the United States Department of Justice and FINRA. Mr. Mejia has also represented clients before the SEC on issues relating to rulemaking and other matters. He has substantial litigation experience in federal courts, including trial experience in complex civil and criminal matters, and has also represented clients before Congress.

Mr. Mejia's recent representations include:

  • A public company in an investigation by the SEC relating to revenue recognition practices
  • A hedge fund in an investigation by the SEC relating to valuation issues
  • An investment bank in a FINRA investigation relating to a private offering
  • A venture capital firm in a proxy dispute
  • An accounting firm in an SEC investigation
  • An officer of a public company in an SEC investigation
  • A public company in SEC rulemaking relating to listing standards
  • A private equity firm with interests relating to an SEC receivership
  • A broker dealer with interests relating to an SEC enforcement action
  • A hedge fund in an SEC investigation relating to trading practices and valuation issues



Mr. Mejia was the SEC's Chief Litigation Counsel, a senior officer position he held from October 2005 to December 2009. As Chief Litigation Counsel, Mr. Mejia led the SEC's nationwide litigation program. Under his leadership, the SEC successfully litigated a number of important cases in all SEC program areas, including financial fraud, insider trading, hedge funds and market manipulation.

As one of the most senior officials in the Division of Enforcement, Mr. Mejia took an active role in the SEC's enforcement efforts and provided guidance to the Chairman's Office, the General Counsel and various divisions of the SEC. Mr. Mejia also prosecuted a number of significant enforcement cases. He was the lead trial counsel in the SEC's successful jury trial against Scott K. Ginsburg, the former chairman and CEO of Evergreen Media Corporation. The jury found Ginsburg liable for insider trading and he was ordered to pay a US$1 million civil penalty. Mr. Mejia was also the lead litigation counsel for the SEC in all Enron matters and helped recover more than US$400 million for aggrieved investors.


Before joining the SEC, Mr. Mejia was a partner at the law firm of Akin, Gump, Strauss, Hauer & Feld in Washington, DC. Among other matters, he represented a sitting governor in a federal criminal trial involving allegations of financial fraud and represented a US senator in the Keating 5 proceedings before the US Senate Ethics Committee.

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