Lee

Geesu Lee

Associate
Washington, DC

I draw on a cross-sector background in public service to counsel governments and sovereign entities on high-stakes issues.

Geesu Lee is an Associate in the International Litigation & Arbitration Department. His experience spans advocacy, impact litigation, and interstate dispute resolution across various sectors. He focuses on advising on and representing states and sovereign entities in international disputes and matters of public international law.

Education

  • Columbia Law School, J.D., 2022
  • Princeton University, M.P.A., 2019
  • Middlebury College, B.A., 2012

Bar and Court Admissions

BAR ADMISSIONS
  • New York
  • District of Columbia

Languages

  • Korean

Experience

PROFESSIONAL EXPERIENCE
  • Served as an Associate Legal Officer at the International Court of Justice (2024-2026)
  • Seconded to the United Nations Commission on International Trade Law (UNCITRAL) as a Visiting Scholar (Summer 2025)
  • Worked as a Legal Fellow at the Clooney Foundation for Justice (2022-2023)
  • Served as a Peacekeeper with the United Nations Interim Force in Lebanon (2015)

Other Publications

  • American Review of International Arbitration (ARIA), Blog Posts, April 9, 2026, “Navigating Climate Action and ISDS Risks for South Korea” (co-authored with Sun Young Hwang) (in English)
  • Korean Commercial Arbitration Board (KCAB), Arbitration Journal, 2025 Spring & Summer, “Navigating Climate Action and ISDS Risks for South Korea” (co-authored with Sun Young Hwang) (in Korean)