Additional recognitions:

• Thought Leader Under 45, Who’s Who Legal (2023, 2024)
• Most Highly Regarded Future Leader, Who’s Who Legal (2022)
• Future Leader, Who’s Who Legal (2021)
• Recommended by Leaders League (2025)

• A US energy company in an ICSID arbitration against Argentina concerning regulatory changes in the power generation sector ($1.8b)

• A Mexican telecommunication group in an ICSID Additional Facility arbitration against Colombia regarding the termination of a concession ($1.2b)

• A Spanish investor in an UNCITRAL arbitration against Venezuela relating to the expropriation of a telecommunication business ($900m)

• A Spanish group in an ICSID arbitration against Venezuela relating to the expropriation of the largest agro-industrial business in the country ($2.8b)

• A Dutch company in an ICSID arbitration against Venezuela regarding the expropriation of a paper manufacturing business ($1b)

• Serafín García Armas (and others) in an UNCITRAL arbitration against Venezuela regarding the expropriation of a food import and distribution business ($370m)

• Manuel García Armas (and others) in an UNCITRAL arbitration against Venezuela regarding the expropriation of a food import, distribution and retail business ($280m)

• Mr. Luis García Armas in an ICSID Additional Facility arbitration against Venezuela regarding the expropriation of a food import, distribution and retail business ($40m)

• A US company in an UNCITRAL case against a Central American state concerning a real estate project ($200m)

Commercial arbitration (selected representations)

• Argentina’s largest oil and gas company in three consolidated ICC arbitrations related to a cross-border gas distribution project ($1.6b)

• A fuel distribution company in an ICC arbitration against a transport company concerning fuel transport and storage contracts in Paraguay ($70m)

• An industrial manufacturing group in an ICC shareholder arbitration ($40m)

• A global group in an ICC arbitration over the construction of a biodiesel plant in Argentina ($10m)

• A BVI company in an ICDR shareholder dispute over a telecommunication business ($400m)

Advisory work

• A UK beverage group in a dispute against Peru in relation to taxation measures

• A Peruvian mining company in a dispute against Peru in relation to taxation measures

• A Chinese energy company in a dispute against Peru in relation to taxation measures

• A French group in a dispute against Peru regarding regulatory changes in the generation sector

• A Spanish group in a dispute against Peru regarding a port concession and environmental issues

• A UK group in a dispute against Mexico concerning regulatory changes in the renewable sector

• An Italian group in a dispute against Argentina concerning electricity distribution tariffs

• A US group and a Spanish group in a dispute against Argentina regarding gas transport tariffs

• A French group in a dispute against Argentina regarding a gas production project

• A Luxemburg company in a dispute against Argentina regarding a gas exploration project

• A US company in a dispute against Argentina regarding a real estate project

• A global mining company in a dispute against Zambia regarding a mining concession

• A UK energy company in the planning of its investment in an off-shore project in Ecuador

• A Paraguayan company in a potential ICDR dispute over a trademark license agreement

• Georgetown International Arbitration Society (GIAS), “Mastering cross-examination”, Washington, D.C. (February 2024)

• Harvard Annual Conference, “Inter-state disputes”, Boston (February 2024)

• Society of British Argentine Lawyers (SOBAL) Annual Conference, “Greenwashing and beyond”, London (November 2023)

• NYU Latin American Society, “Treaty claims in Latin America”, New York (October 2023)

• ASADIP (Asociación Americana de Derecho Internacional Privado), “The OAS Guide on ISDS”, Rio de Janeiro (July 2023)

• ASIL Young Arbitrator Debate Series, “Dual nationals in ISDS”, Washington, D.C. (July 2023)

• NYU-Sciences Po Intergenerational Symposium, “Corruption in ISDS”, New York (March 2023)

• Latin American Arbitration Conference (CLA), “Review of the Award”, Montevideo (June 2022)

• Jornadas Internacionales de Arbitraje, “Environmental issues in ISDS”, La Paz (June 2022)

• ICC YAF, “Interim Measures in ISDS”, La Paz (June 2022)

• Buenos Aires Arbitration Day, “External factors affecting ISDS”, Buenos Aires (June 2022)

• Young ICCA, “Practical Insight into the Kick-off of an Arbitration”, virtual (February 2022)

• MIDS Alumni Network, “Climate Change and ISDS”, Geneva (September 2021)

• Bolivia Chamber of Commerce, “Investment Arbitration: basics”, virtual (September 2020)

• Universidad Iberoamericana (Dominican Republic), “Transparency in ISDS”, virtual (July 2020)

• CEDEF Law & Finance, “Arbitration amid the Pandemic”, virtual (May 2020)

• Argentina Young Arbitration Practitioners (AYAP), “ISDS role play”, Buenos Aires (August 2019)

• ICDR, “War Stories: arbitration clause and the laws outside of the seat”, Geneva (September 2018)

• Costa Rica Arbitration Day, “E-Commerce Arbitration”, San José (September 2018)

• Latin American Arbitration Conference (CLA), “Third Party Funding”, Peru (June 2018)

• ICDR, “Arbitrators Selection”, La Paz (May 2017)

• CEA -40, “Security for Costs”, Vienna (April 2017)

• ICC YAF, “Third Party Funding and Soft Law”, Vienna (April 2017)

• Young Austrian Arbitration Practitioners (YAAP), “The courage of arbitrators”, Vienna (July 2016)

• ICC YAF, “Selection of Arbitrators”, Vienna (March 2015)

• Latin American Arbitration Conference (CLA), “Advocacy role play”, Buenos Aires (June 2013)

• Private-Public Arbitration in Argentina, in S Schill (Ed), The Comparative Constitutional Foundations of Private-Public Arbitration, OUP (with D Fernández Arroyo, and F Amallo) (2025)

• Jurisdiction and Admissibility Questions in Investment Arbitration: The Argentine Experience, in F Fortese (Ed), Arbitration in Argentina, Kluwer Arbitration (with N Marigo and MJ Milesi) (2020)

• Deciding Who Decides: Issues arising out of the Failure to fulfil Pre-Arbitration Requirements, Austrian Yearbook on International Arbitration (with E Kaufman) (2017)

Academic Journals

• Amicus Acceptance and Relevance: The Distinctive Example of Philip Morris v. Uruguay, Netherlands International Law Review (with F El-Hosseny) (2017)

• The new Argentinian arbitration law: a train in an unknown direction?, Arbitration International (OUP) (with D Fernández Arroyo) (2016)

• Certezas e dúvidas sobre o novo direito arbitral argentine, Revista Brasileira de Arbitragem (with D Fernández Arroyo) (2016)

• International Arbitration in Latin America: how far is it from becoming the promised land?, Transnational Dispute Management (with B Burstein) (2016)

• The Two Faces of the New Argentinian Arbitration Law, Paris Journal of International Arbitration (with D Fernández Arroyo) (2015)

• El nuevo contrato de arbitraje del Código Civil y Comercial: ¿un tren en dirección desconocida?, Revista Código Civil y Comercial, Buenos Aires (with D Fernández Arroyo) (2015)

• Dogmas frente al sentido común e interpretación correcta de las normas en vigor: una oposición decisiva para la evolución deseable del arbitraje internacional, Revista de derecho comercial y de las obligaciones, Buenos Aires (with D Fernández Arroyo) (2015)

• Arbitral Award on a Willem C. Vis Moot case, International Trade and Business Law Review, Murdoch (with J Bordaçahar and P Jaroslavsky) (2014)

• State Justice Cooperation in International Arbitration: Interim Measures, Latin American Journal of International Trade Law, Mexico (with P Jaroslavsky) (2013)

• La Inconsistencia en los Arbitrajes CIADI, La Ley, Buenos Aires (with P Jaroslavsky) (2012)

Online Publications

• Protección de Inversiones bajo Tratados de Inversión (with N Marigo and J Pomés), < www.abogados.com.ar > (2019)

• New signs of good prospects for Arbitration in Argentina?, Kluwer Arbitration Blog (with N Marigo and MJ Milesi) (2018)

• The New Argentinian Legislation on Arbitration: Shift into First Gear or Reverse?, Kluwer Arbitration Blog (with E Kaufman) (2016)

• Is Argentina looking for reconciliation with ISDS?, Kluwer Arbitration Blog (with E Kaufman) (2016)

• Update on the Arbitration Legislation in Argentina: a Step Forward or Backward?, YICCA (2015)

• The Parties’ Right to Appoint ‘their’ Arbitrator in an International Arbitration Proceeding, Paris Arbitration Academy < arbitrationacademy.org > (2013)

Ezequiel is licensed as a lawyer in Argentina, and as a Foreign Legal Consultant in New York.

Ezequiel obtained his law degree from the University of Buenos Aires, where he also achieved a postgraduate degree in oil and gas. He holds an LL.M. from the Graduate Institute of International and Development Studies in Geneva, with honors (thesis  supervised by Gabrielle Kaufmann-Kohler).

He has further studied at The Hague Academy of International Law, and the Paris Arbitration Academy.

Languages: English, Spanish.