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Alfonso represents international corporations in the US, Europe, and Latin America, in addition to individuals, States and state-owned entities.  His practice focuses on complex disputes within infrastructure, energy, telecommunications, software and construction.  As a litigator, Alfonso has considerable experience in international arbitrations, both investor-state and commercial, as well as US state and federal court proceedings.  Fluent in English, Spanish and French, and dual-trained in common and civil law, Alfonso offers a unique, globally informed and nuanced approach to dispute resolution.

Alfonso brings a unique understanding of international legal frameworks and a proven ability to bridge cultural differences, making him an invaluable asset in complex cross-border disputes.  His practice focuses on representing clients in high-stakes construction and infrastructure disputes, encompassing international arbitrations - both investor-state and commercial - and proceedings in US state and federal courts.

Clients rely on Alfonso for his expertise in critical sectors, including the development and construction of power plants, international railways, and dams.  He also has significant experience handling intricate indemnity disputes under New York law, providing crucial support for projects with complex contractual arrangements.

His deep expertise in investor-state arbitration is particularly noteworthy, underscored by his trial experience in a USD 400 million ad-hoc PCA case against two Western European states.  This experience, combined with his trilingual fluency in English, Spanish and French, and dual training in common and civil law traditions, positions Alfonso to navigate the most challenging international legal landscapes.

Alfonso provides clients with strategic, globally informed advocacy designed to achieve favorable outcomes and mitigate risk in their most critical construction and infrastructure ventures.

 

 

Full Bio

Credentials

LL.M., New York University School of Law

J.D. equivalent, Sciences Po Paris

B.A. Political Science, Sciences Po Paris

New York

U.S. District Court for the Southern District of New York

Law Clerk, Franco Ferrari, International Arbitration

American Bar Association

English

French

Spanish

Matters

Representing a major Spanish contractor in relation to a gas plant construction dispute in northern Africa. Claims and counterclaims rise to USD 1.1 billion.

Representing a leading global construction and engineering conglomerate in connection with USD 4 billion ICC arbitration claims stemming from the development of an oil refinery in South Asia.

Advising a dual-national investor in pursuing an expropriation claim against a Latin American state under a bilateral investment treaty.

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Matters

Representing a major Spanish contractor in relation to a gas plant construction dispute in northern Africa. Claims and counterclaims rise to USD 1.1 billion.

Representing a leading global construction and engineering conglomerate in connection with USD 4 billion ICC arbitration claims stemming from the development of an oil refinery in South Asia.

Advising a dual-national investor in pursuing an expropriation claim against a Latin American state under a bilateral investment treaty.

Acted for a consortium of leading international financial institutions in a USD 400 million dispute against two Western European states, arising from an international treaty and a concession contract governing the construction and operation of a cross-border high-speed rail line.*

Represented a Brazilian company in a USD 100 million international sale of goods dispute against a Chinese multinational company (ICC, New York Law).*

* Matter from prior firm association.

Matters

Representing a major Spanish contractor in relation to a gas plant construction dispute in northern Africa. Claims and counterclaims rise to USD 1.1 billion.

Representing a leading global construction and engineering conglomerate in connection with USD 4 billion ICC arbitration claims stemming from the development of an oil refinery in South Asia.

Advising a dual-national investor in pursuing an expropriation claim against a Latin American state under a bilateral investment treaty.

See more

Close

Matters

Representing a major Spanish contractor in relation to a gas plant construction dispute in northern Africa. Claims and counterclaims rise to USD 1.1 billion.

Representing a leading global construction and engineering conglomerate in connection with USD 4 billion ICC arbitration claims stemming from the development of an oil refinery in South Asia.

Advising a dual-national investor in pursuing an expropriation claim against a Latin American state under a bilateral investment treaty.

Acted for a consortium of leading international financial institutions in a USD 400 million dispute against two Western European states, arising from an international treaty and a concession contract governing the construction and operation of a cross-border high-speed rail line.*

Represented a Brazilian company in a USD 100 million international sale of goods dispute against a Chinese multinational company (ICC, New York Law).*

* Matter from prior firm association.

Credentials

LL.M., New York University School of Law

J.D. equivalent, Sciences Po Paris

B.A. Political Science, Sciences Po Paris

New York

U.S. District Court for the Southern District of New York

Law Clerk, Franco Ferrari, International Arbitration

American Bar Association

English

French

Spanish