Casey Erin Lucier


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  • University of Virginia School of Law, JD, Editorial Board, Virginia Journal of International Law, 2010
  • University of Notre Dame, BA, Political Science, cum laude, 2004
  • Virginia
  • District of Columbia
  • U.S. District Court for the Eastern District of Virginia
  • U.S. District Court for the Western District of Virginia

Casey Lucier’s practice focuses on government and internal investigations as well as complex commercial litigation, with particular expertise in antitrust litigation. Casey has represented companies and individuals in a variety of investigations and enforcement actions by government agencies including the Department of Justice, Securities Exchange Commission, Federal Trade Commission, Commodity Futures Trading Commission, Office of Inspector General, and state Attorneys General. She has experience conducting confidential internal investigations and counseling clients on the risks of criminal prosecution or regulatory enforcement actions. 

Casey has managed international audits that assess compliance with antitrust and anti-corruption laws and advised clients on related risk management issues. Casey also defends companies in civil antitrust litigation and is experienced in directing the modern e-discovery process.

Prior to joining McGuireWoods, Casey was a law clerk to the Honorable John F. Anderson of the U.S. District Court for the Eastern District of Virginia from 2010-2011. Prior to law school, Casey worked for the political action committee of former Governor Mark R. Warner of Virginia and for the Center for American Progress.


Casey is an active member of the Antitrust Section of the ABA and currently serves as a Young Lawyer Representative to the Section’s Privacy and Information Security Committee. Casey is also an active member of the firm’s Women Lawyers Network and leader of the WLN’s Family Leave Liaisons program. Casey is also active in her local community, including serving as a member of the Board of Directors of Rebuilding Together Richmond, an organization dedicated to transforming the lives of low-income homeowners by providing critical home repairs and safety modifications.


Named a “Virginia Rising Star” in Antitrust, Super Lawyers, Thomson Reuters (2017)

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Represented large financial institution in a class action antitrust case alleging a conspiracy relating to the migration to chip cards, obtaining a dismissal of all claims on a motion to dismiss.

Defended an international cement manufacturer against claims of price discrimination brought under the Robinson-Patman Act. 

Represented high-level executive in connection with investigation by multiple government agencies into alleged improper disclosure of information.

Conducted antitrust and anti-corruption audit of a global consumer product company’s operations in Russia and the former Soviet Republics.

Conducted an internal investigation on behalf of a financial institution after allegations of wrongdoing by a senior executive. Counseled client on risk analysis and responded to related government inquiries.

Represented a senior executive of international sports governing body in connection with investigations by the U.S. Department of Justice, the Swiss Office of the Attorney General and related litigation.

In connection with merger investigations and litigation, responded to subpoenas and civil investigative demands on behalf of competitors as well as customers.

Represented a state high school league in federal civil antitrust litigation in which a private school claimed that the league’s public school-only membership rule was an illegal boycott of private schools.

Named to "Virginia Rising Stars," Antitrust Litigation, Super Lawyers, Thomson Reuters, 2017

Speaker, "Hot Topics in Antitrust Enforcement and Litigation," Hot Topics in Antitrust Compliance and Enforcement Conference, October 12, 2017