Emma Dinan practices national security law, government contracts, and white collar defense. She represents clients in export control and sanctions matters, government procurements, criminal and civil investigations, and classified congressional hearings.

Ms. Dinan has worked with individuals and companies in government and internal investigations related to sanctions and export enforcement, including alleged violations of the Office of Foreign Assets Control (OFAC) sanctions, the International Traffic in Arms Regulations (ITAR), and the Export Administration Regulations (EAR). She also provides both US and non-US companies with guidance on compliance with US trade sanctions and export controls. Examples include developing and enhancing internal compliance programs, evaluating sanctions compliance, obtaining export authorizations, and filing voluntary disclosures with regulators.

Ms. Dinan also has represented clients in espionage and terrorism investigations. She also has assisted companies and individuals on a range of regulatory and criminal matters related to national security and international law enforcement issues, such as the Foreign Corrupt Practices Act (FCPA), INTERPOL Red Notice challenges, and the handling of classified information and security clearances. She also has provided guidance to companies involved in mergers and acquisitions regarding review by the Committee on Foreign Investment in the United States (CFIUS) and compliance with OFAC regulations and the ITAR.

She also maintains an active and diverse pro bono practice, which includes acting as counsel for amici curiae students in support of affirmative action in Students for Fair Admissions v. Harvard, the lawsuit that challenged Harvard University's race and ethnicity holistic admissions policy under claims that it discriminates against Asian American students and violates Title VI of the Civil Rights Act.

Prior to joining the firm, Ms. Dinan interned at the US Department of State's Office of the Legal Adviser.


  • Major international aerospace company in the disclosures and settlement with the US Department of State under the ITAR and the implementation of the Consent Agreement, as part of the company's comprehensive agreement with the US Department of Justice, US Department of State, the French Parquet National Financier, and the UK Serious Fraud Office to resolve the authorities' investigations into allegations of bribery and corruption and ITAR violations.
  • Former State Department official in high-profile US Department of Justice investigation regarding allegations of espionage; successfully obtained declination.
  • Several government contractors in bid protest matters, including representation in proceedings at the US Government Accountability Office, US Court of Federal Claims, and US Court of Appeals for the Federal Circuit.
  • Pro bono representation of a Guantanamo Bay detainee, including leading a successful classified habeas corpus petition.
  • Counsel for amici curiae students in support of affirmative action in Students for Fair Admissions v. Harvard, including conducting direct examinations during trial in the US District Court for the District of Massachusetts.


  • JD, Columbia Law School, 2014, Harlan Fiske Stone Scholar
  • BA, University of Pennsylvania, 2010, summa cum laude
  • District of Columbia
  • New York
  • US District Court, District of Columbia
  • Vice-Chair, American Bar Association, International Law Section; Export Controls & Economic Sanctions Committee (2020-2021)

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