Augusto Garcia Sanjur is an Associate at Zeiler Floyd Zadkovich (London office).

Augusto focuses his practice on investment and commercial arbitrations and litigation. Augusto has a growing practice in the maritime and international trade sectors. Augusto has acted for both States and private companies in arbitrations under leading institutional and ad hoc rules, including ICSID, ICC, and UNCITRAL.

He is a prominent scholar and has won two world writing competitions: the UNIDROIT Writing Competition 2020 and the Young ITA Writing Competition 2022-2023. His articles have been published in peer-reviewed legal journals across the Americas, Europe, and Asia, in publications such as the Uniform Law Review published by Oxford University Press. Augusto regularly lectures on dispute resolution and public speaking in renowned universities and forums. Augusto also assisted in the Restatement of the Law, The U.S. Law of International Commercial and Investor-State Arbitration.

Augusto works in English (fluent) and Spanish (native).

  • Representation of the Republic of Panama in investment treaty arbitration – Leopoldo Castillo Bozo v. Republic of Panama, PCA 2019-40.
  • Representation of an investor in an investment treaty arbitration under the ICSID Rules related to the energy sector.
  • Representation of an investor in an ICC arbitration, seated in London, related to the finance sector.

Professional Experience

  • Visiting Foreign Lawyer, Wilmer Cutler Pickering Hale and Dorr (2022-2023)
  • Intern, Wilmer Cutler Pickering Hale and Dorr (2021-2022)
  • Project Manager, Arbitrator Intelligence (2018-2020)


  • Diploma in Electricity Markets, Technological University of Panama (2023)
  • LL.M., Pennsylvania State University (2019) – Recognition: Oralist of the Team Winner of First Place of Willem C. Vis Moot Competition, Vienna, Austria (2019)
  • LL.B. (Summa Cum Laude), University of Panama (2018)