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Charlotte Westbrook

Charlotte Westbrook


Charlotte's practice focuses on international investment treaty arbitration and international commercial arbitration. Charlotte has represented international companies and foreign governments in arbitrations under the leading institutional and ad hoc arbitration rules, including UNCITRAL, ICC, and AAA/ICDR, and in arbitrations administered by ICSID and the PCA. Charlotte's experience includes disputes in the renewable energy, oil & gas, mining, construction, technology, and biotechnology sectors.

Charlotte's practice also focuses on international disputes before US courts, including the enforcement of arbitral awards and foreign judgments against sovereigns and commercial entities.

Bar admissionsAustraliaNew York


Arbitration Experience

  • Representing the Sultanate of Oman and defeating multi-million dollar claims by a Saudi investor pursuant to the OIC Agreement concerning a construction project.
  • Representing two investors in an UNCITRAL (ICSID) BIT claim against an Asian State in connection with their investments in the renewable energy sector.
  • Representing a Big Four tech sector client in a San Francisco-seated ICC arbitration arising out of breach of a Delaware law confidentiality agreement.
  • Representing a major multinational technology company in an ICC arbitration arising out of an indemnification provision of an acquisition agreement.
  • Representing a celebrity estate in AAA arbitration governed by New York law arising out of the termination of a representation agreement pertaining to name and image.
  • Representing a contract research organization in an ICDR arbitration against a biotechnology company arising out of the development of a vaccine product.
  • Representing a significant construction and engineering joint venture contractor in an ICC arbitration arising out of a multi-billion-dollar LNG project off the coast of northern Australia.

Enforcement Experience

  • Representing a Canadian mining company in multiple US courts to enforce a US $1.4 billion investment treaty arbitration award against Venezuela.
  • Representing two individuals in the enforcement of their US $2.79 billion judgment against a foreign sovereign.
  • LL.M., International Legal Studies, New York University 2019
  • LL.B., University of Western Australia 2016

  • B.A., University of Western Australia 2016


  • COVID-19 and investment claims under NAFTA, May 2020


  • Panelist, "Perspectives of Global Leaders in International Arbitration: Achmea and the future of Intra-EU Investment Arbitration," Fordham International Law Association – New York, 11 April 2024
  • Panelist, "Interplay Between Litigation and Arbitration," Harvard International Arbitration Law Students Association – Boston, Massachusetts, 9 November 2023

Memberships And Affiliations

  • Assistant Editor for Investment Arbitration at Kluwer Arbitration Blog
  • Member of the International Institute for Conflict Prevention & Resolution’s Arbitrator Disclosure Task Force