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Sean Carlesimo

Washington, D.C.

Sean Carlesimo

Sean Carlesimo advises clients on international trade matters, including U.S. economic sanctions, export controls, and customs regulations. He focuses on counseling companies navigating complex and dynamic economic sanctions against Iran, Russia/Crimea, Cuba, Syria, and Sudan and export controls on medical and defense-related information and materials.

Sean translates complicated regulations and statutory regimes into practical advice for clients regarding U.S. economic sanctions, export controls, national security, anti-corruption law, and customs, and assists clients in navigating government investigations, including before the U.S. Department of State, U.S. Department of Commerce, U.S. Department of the Treasury, and the Chinese Ministry of Commerce. He also has arbitration experience and has litigated before the U.S. Court of International Trade. Sean advises companies across a range of industries, including energy, medicine and medical devices, steel, defense, and financial services.

During law school, Sean gained government experience as an intern in the Offices of Global Criminal Justice and the Special Envoy for Sudan and South Sudan at the U.S. Department of State and worked locally in Kampala with the Human Rights Centre Uganda. He was also an executive senior editor of the Georgetown Journal of International Law. Additionally, Sean is pursuing a Master of Arts in International Relations at the Johns Hopkins University, School of Advanced International Studies.

Education and admissions


  • J.D., Georgetown University Law Center, 2015
  • M.A., Boston College, 2009
  • B.A., Boston College, 2008

Bar admissions and qualifications

  • District of Columbia
  • Maryland

Court admissions

  • Court of International Trade
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