Anna Pletcher


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Anna Pletcher is an experienced litigator and former federal prosecutor who represents clients on a broad range of antitrust issues, as well as sensitive white collar and corporate investigations.

Prior to joining O’Melveny, Anna served for more than 10 years as a Trial Attorney for the United States Department of Justice Antitrust Division, where she investigated and prosecuted a variety of complex cases, including price fixing, bid rigging, market manipulation, fraud, and money laundering. Anna also served as a Special Assistant United States Attorney in the Major Crimes unit in San Francisco and as Assistant Chief of the United States Department of Justice, Antitrust Division San Francisco Office.


Corporate & Government Experience

  • Financial Fraud Enforcement Task Force
  • Assistant Chief, San Francisco Office, US Department of Justice, Antitrust Division
  • Special Assistant US Attorney, Northern District of California

Honors & Awards

  • Assistant Attorney General’s Award (2007, 2011, 2014)


Bar Admissions

  • California


  • University of California at Berkeley, J.D.: California Law Review, Order of the Coif
  • Yale College, B.A

Professional Activities


  • Honorable Douglas P. Woodlock, United States District Court, District of Massachusetts

Adjunct Professor

  • University of California, Berkeley Law School (2014-2016)
  • University of California, Hastings College of Law (2012-2013)


  • Treasurer, Federal Bar Association, Criminal Section (2015-2017)

Speaking Engagements

  • “Breaking Up Is So Hard to Do: Can the Antitrust Law Be Used to Bust Up “Big Tech” Companies?” Hispanic National Bar Association's Annual Convention (September 27, 2019)