Brian Williams's practice focuses on representing sovereign States in international investment disputes, including multi-million and billion dollar disputes. Mr. Williams also represents multi-national corporations and Fortune 100 companies in international commercial disputes. His experience includes arbitrations before the International Centre for Settlement of Investment Disputes (ICSID) and under the UNCITRAL Rules, as well as in commercial arbitrations before the International Chamber of Commerce (ICC) and the International Centre for Dispute Resolution (AAA/ICDR). He also has experience in domestic litigation, including work on multidistrict level (MDL) cases.

Mr. Williams maintains a robust pro bono practice. He represents indigent criminal defendants in DC Superior Court and also works with Brady United in strategic litigation aimed at securing justice for the victims and survivors of gun violence.

Mr. Williams graduated magna cum laude from Georgetown University Law Center where he was a Global Law Scholar. During law school, Mr. Williams served as a Notes Development Editor on the American Criminal Law Review and competed as a member of the Moot Court team. He also interned with the Overseas Citizens Services legal division of the US State Department and with Judge Amit Mehta on the District Court for the District of Columbia.


  • JD, Georgetown University Law Center, 2018, Global Law Scholar, magna cum laude, Order of the Coif
  • BA, Political Science and French Studies, Brigham Young University, 2014, magna cum laude
  • District of Columbia
  • French

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