⬅ Back

Isabel San Martin



Spain, 2015
New York, 2018


Spanish and Filipino


Spanish , English , French , Portuguese


9 Cloak Lane, London,
United Kingdom


+44 20 3880 1540

Isabel San Martín is an Associate specializing in International Arbitration and Public International Law. She has experience in commercial and investment treaty arbitrations under the rules of ICSID, LCIA, UNCITRAL, SCC and CAIP, with a particular focus on Latin America and Europe. Isabel has represented clients in a variety of sectors, including renewable energy, oil and gas, mining, construction, and banking and finance, among others. She also has experience in human rights law and other areas of Public International Law.

Prior to joining LALIVE in 2021, Isabel was an Associate in King & Spalding’s International Arbitration Group in Paris.  Prior to that, Isabel worked as a Research Assistant at the London Court of International Arbitration (LCIA), and as a Policy Advisor at the Permanent Mission of Spain to the United Nations in New York, during Spain’s membership of the UN Security Council (2015-2016).  Isabel also trained in the litigation and arbitration departments of top tier law firms in London and Madrid, and briefly worked at the Inter-American Commission on Human Rights in Washington D.C.

She is a member of the Equal Representation in Arbitration Pledge Young Practitioners’ Subcommittee (2020-2024) where she currently leads one of its taskforces. Isabel is one of the founders of the Comillas Alumni International Arbitration Club, and is a Representative of the IBA Young Lawyers’ Committee in the UK.  Previously she was a member of the ICC’s Task Force on Arbitration of Climate Change Related Disputes (2018-2019), and of the Global Advisory Board of ICDR Y&I (International Centre for Dispute Resolution) (2020-2022).

Isabel received her LL.B from ICADE – Universidad Pontificia de Comillas. She has an LL.M from Boston University School of Law, and a Masters’ Degree in Legal Practice from Universidad Carlos III.

ITA Arbitration Report, Volume XVIII – Issue 13, 2020
“OGI Group Corporation v. Oil Projects Compay of the Ministry of Oil, Baghdad, Iraq (SCOP)”

Isabel San Martin, 2020

In: Wolters Kluwer ITA Arbitration Report

Chapter on “Waivers of Jurisdictional Immunity” of The Cambridge Handbook of Immunities and International Law

Isabel San Martin, 2019

C. Amirfar, edited by T. Ruys, N. Angelet, & L. Ferro (Eds.)
Cambridge University Press

IBA Arbitration Committee’s Arb40 Subcommittee


13/04/2023 Lisbon, Portugal Isabel San Martin Speaker, Oxford-style debate “Wishful thinking or true possibilities: enforcement of awards against sovereign and environmental concerns”

For more information, see the programme.

American Society of International Law

Annual Meeting

30/03/2023 Washington D.C. Isabel San Martin Speaker: “International Arbitration: Reforms and its challenges”

For more information, see the programme.

Comillas Alumni International Arbitration Club

17/03/2023 Madrid, Spain Isabel San Martin Moderator: “Energy Transition and Investment Protection in Europe – Are We on the Right Track?”

For more information, see the article.

Young EFILA (European Federation for Investment Law and Arbitration)

15/03/2023 Madrid, Spain Isabel San Martin Speaker: “Combatting Climate Change: ISDS, Friend or Foe?”

For more information, see the programme.


Arbitration and Climate Change: Exploring Opportunities and Challenges

09/03/2023 Geneva, Switzerland Isabel San Martin Speaker: “Panel II: Investment Arbitration”

For more information, see the programme.

Instituto Peruano de Arbitraje

XVI Congreso de Arbitraje Internacional IPA

25/11/2022 Lima, Peru Isabel San Martin Speaker: “La corrupción y los proyectos de infraestructura: ¿Cuál es el rol del arbitraje? ¿Cómo afrontar un arbitraje en el que se encuentran indicios de actos de corrupción?”

For more information, see the programme.


“ICC YAAF: Q&A with Claudia Salomon and roundtable on Diversity in Arbitration”

08/09/2022 Lisbon Isabel San Martin Speaker: “Understanding Diversity and Inclusion and broadening its scope: The state of play and what is yet to be done”

Young EFILA (European Federation for Investment Law and Arbitration)

08/06/2022 Amsterdam Isabel San Martin Speaker in the Oxford-style debate of the motion “After Achmea, Komstroy and PL Holdings: the EU is still an attractive foreign investment destination”

For more information, see GAR article.


ERA Pledge Young Practitioners’ Subcommittee

27/09/2021 Online Isabel San Martin Moderator: "Setting the Stage: arbitrator interviews, conflicts and disclosures", Push for Parity series, season 2

For more information, see the programme.


Conferencia ICC YAF Arbitrajes (im)posibles, durante la ICC Ecuador ADR Week

15/09/2021 Online Isabel San Martin Speaker: "Panel Sobre Arbitraje, Medio Ambiente y Cambio Climático"

Americal Society of International Law (ASIL)

2021 Annual Meeting

25/03/2021 Online Isabel San Martin Speaker: Mentor Session about pursuing careers in international law


ITA-IEL-ICC Joint Conference on International Energy Arbitration

20/01/2021 Online Isabel San Martin Speaker: Young Lawyers’ Roundtable “Debate on the Energy Charter Treaty Modernisation”

For more information, see the programme.

ERA Pledge Young Practitioners Subcommittee

09/12/2020 Online Isabel San Martin Moderator: "From All Walks of Arbitration Life – Different Paths to Becoming an Arbitrator"

For more information, see the programme.

Harvard International Arbitration Law Students Association

01/12/2020 Online Isabel San Martin Moderator: Workshop on Arbitration under Investment Treaties

International Centre for Dispute Resolution Young & International (ICDR Y&I)

04/06/2020 Online Isabel San Martin Moderator: "The Art of e-Advocacy: Persuasion in a World of Virtual Hearings"