⬅ 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 joined LALIVE in 2021 and specializes 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. She also has experience in human rights law and other areas of Public International Law.

Prior to joining LALIVE, 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 litigation and arbitration departments at 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 Global Advisory Board of ICDR Y&I (International Centre for Dispute Resolution) (2020-2023), as well as a member of the Equal Representation in Arbitration Pledge Young Practitioners’ Subcommittee (2020-2022). She was also a member of the ICC’s Task Force on Arbitration of Climate Change Related Disputes (2018-2019).  Isabel is one of the founders of the Comillas Alumni International Arbitration Club.

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

Isabel San Martin, 2020

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

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 the programme

ERA Pledge Young Practitioners’ Subcommittee 2021

27/09/2021 Online Isabel San Martin Moderator: Setting the Stage: arbitrator interviews, conflicts and disclosures


Conferencia ICC YAF Arbitrajes (im)posibes, 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)

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: Debate on the Energy Charter Treaty Modernisation

ERA Pledge Young Practitioners Subcommittee 2020

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

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