Diana Tsutieva has joined Arnall Golden Gregory LLP in Washington, D.C., as partner and chair of the firm’s International Dispute Resolution practice, effective May 2026. She focuses on investor state arbitration, public international law matters, commercial arbitration, as well as cross border litigation and recognition and enforcement of arbitral awards in U.S. courts. With over 15 years of experience, she has represented sovereign states from Latin America, Europe, and Eurasia in high stakes disputes under the ICSID, UNCITRAL, and ICC Rules. Diana is active in the international disputes community through her involvement with the ICC Young Arbitration and ADR Forum, American Society of International Law, ABA Section of International Law, and the American-Uzbek Law Association. Diana is a frequent speaker and author on international arbitration, investment treaty reform, and emerging issues at the intersection of international law and climate change.