Trey is Of Counsel based in the firm’s Washington, D.C. office. His practice focuses on international arbitration and litigation, public international law, and private international law (conflict of laws). Trey has briefed and argued cases as counsel before the International Court of Justice and has consulted as an expert on various matters before international arbitral tribunals, with particular experience in PCA and ICSID-administered arbitrations. He has appeared as counsel before courts throughout the United States, including the United States Supreme Court, and has appeared as an expert before various courts outside of the United States. Trey was the 28th Counselor on International Law to the Legal Adviser at the U.S. State Department, which involved advising on the formulation of the government’s arbitration and litigation strategy. He also represented the United States before international bodies, including as part of the U.S. delegation to UNCITRAL Working Group III (regarding reforms to Investor-State Dispute Settlement), before the Council of Europe’s Committee of Legal Advisers on Public International Law (CAHDI), and in the Diplomatic Session of the Hague Judgments Convention.
