Clàudia Baró Huelmo

Senior Associate

Clàudia is a senior associate in the Litigation and Arbitration team.

Clàudia Baró Huelmo specialises in public international law, international arbitration and international criminal law. She has acted as counsel for States and corporate entities in a number of international arbitration proceedings, mainly conducted under the auspices of the ICSID Convention and Arbitration Rules, and the UNCITRAL Arbitration Rules, with experience in disputes in the financial services, mining, recycling, construction, banking, and energy sectors.

She has advised European, Caribbean and American States as well as international organisations in public international law matters such as State succession, immunities, territorial and maritime boundaries, business and human rights, and settlement of international disputes.

Clàudia is currently serving as a member of the board of the Association for the Promotion of Arbitration and previously served as Secretary of the Swiss Chapter of the Club Español de Arbitraje. Before joining the firm, Clàudia worked for a leading international arbitration firm in Geneva (2017-2019) and a public international boutique law firm in London (2016 – 2017). Prior to that, she taught public international law courses at the Autonomous University of Barcelona and worked in a Spanish law firm specialising in banking litigation (2015 – 2016).

Clàudia holds an LLM (2015, with distinction) in Public International Law from the London School of Economics and Political Science (LSE). During her time at the LSE, she was also the team captain of the winning team of the United Kingdom Philip C. Jessup International Moot Court Competition. She graduated with a Spanish law degree from the Autonomous University of Barcelona in 2014 where she has awarded the Premio Extraordinario de Licenciatura. She was also an exchange student at the University of California, Berkeley (2012 – 2013).

Secretary Nikoleta Taseva

Focus areas

Track record





Representing Qatar National Bank in ICSID arbitration proceedings against the South Sudan and the Bank of South Sudan in a dispute concerning an investment loan agreement.

Representing a Chinese company in enforcement proceedings of an arbitral award before English courts.

Advising an Italian company on issuing ICSID arbitration proceedings against an African State in a dispute concerning the construction of a sports complex.

2014: Spain (Abogada)

2021: England and Wales (Solicitor)

"_Internal law and investment treaty arbitration_" (2022) ICSID Review - Foreign Investment Law Journal

"La responsabilidad internacional del Estado en arbitraje de inversiones” in Manual de Derecho de las Inversiones Internacionales y Arbitraje - Biblioteca de Arbitraje del Estudio Mario Castillo Freyre

"Climate change and investment treaty arbitration: a balancing act for States" (2021), available at:

Associació pel Foment de l’Arbitratge

Club Español de Arbitraje

Swiss Arbitration Association

Arbitral Women

Young International Council for Commercial Arbitration

Rising Arbitrators Initiative

Ukraine and international law: a case study – University of Girona – 10.2022

The intervention of local courts in the arbitral process: anti-arbitration injunctions – Swiss Chapter of the Spanish Arbitration Club – 09.2022

Cuestiones prácticas y de actualidad en el arbitraje de inversiones – Estudio Mario Castillo Freyre – 08.2022



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