Joon Won Lee specializes in international arbitration and has extensive experience across multiple sectors including construction, infrastructure, energy, defense, pharmaceuticals and foreign direct investment. His practice encompasses representing sovereign and private clients in international arbitration proceedings, obtaining arbitration-related injunctive relief, and handling recognition and enforcement of arbitral awards as well as set-aside proceedings.

Prior to joining Lee & Ko, Joon Won served as a public service advocate in the International Legal Affairs Division at the Korean Ministry of Justice, where he exclusively managed ICSID and UNCITRAL investment arbitration cases against the Republic of Korea and provided advisory services on public international law matters.

Joon Won’s expertise encompasses international investment law, private international law, overseas construction, energy and nuclear power projects, as well as international trade measures. He frequently advises clients on complex cross-border transactions and negotiations. Additionally, Joon Won has recently been appointed as Expert Advisor to the Emergency Assistance Expenses Review Committee, Ministry of Foreign Affairs’ Consular Affairs and Safety Bureau, where he provides strategic guidance on critical matters involving Korean nationals abroad.