
International Arbitration: Counsel
Global Guide 2026 : USA
Rankings

Ranked Individuals
Ranked Individuals
About
Provided by Chaffetz Lindsey LLP
Chaffetz Lindsey’s New York-based international arbitration team currently handles arbitrations with a total value in excess of US$15 billion, involving over 20 jurisdictions globally, and under the rules of all major arbitral institutions. These disputes involve a variety of industries, including energy, infrastructure, oil & gas, mining, engineering & construction, financial services, insurance, media, manufacturing, telecommunications, and pharmaceuticals. The team includes lawyers trained in both civil and common law systems and handles disputes in several languages, including English, Spanish, French, and Portuguese.
In addition to a broad commercial arbitration practice, the international arbitration team has expertise in public international law, including investment treaty disputes. The firm represents both investors and sovereigns before ICSID tribunals and in other leading fora, and regularly advises on investment structuring, risk mitigation, and claim negotiations.
Chaffetz Lindsey also has significant experience in arbitration-related litigation, including enforcing arbitration awards and agreements, obtaining interim relief and other preliminary measures, seeking discovery, sovereign-related litigation and managing parallel multi-jurisdictional claims. Several of the department’s team members also sit as arbitrators.
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Chaffetz Lindsey represented the AES Corporation in an ICSID arbitration against Argentina, arising out of an alleged breach of the US-Argentina BIT.
Strengths
Provided by Chambers
Chaffetz Lindsey team has deep expertise in working internationally.
International Arbitration: Counsel respondentGlobalThe firm is absolutely a force to be reckoned with. They are always on point, prepared and ready.
International Arbitration: Counsel respondentGlobalI have been impressed by Chaffetz's associates and their pool of talent. If there's one strength above others, it is their incredible availability and dedication.
International Arbitration: Counsel respondentGlobalThe firm has diligently studied our case and has given us precise advice in a complicated transnational dispute.
International Arbitration: Counsel respondentGlobal
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 
James Hosking
James Hosking divides his practice between serving as counsel and sitting as arbitrator in high value international disputes, including both investment treaty and commercial claims. James is very smart and responsive. He is easy to work with and asks really good questions.
International Arbitration: Counsel respondentGlobalJames is thoughtful, well connected and knowledgable.
International Arbitration: Counsel respondentGlobalI think absolute world of him, he is just terrific.
International Arbitration: Counsel respondentGlobalJames is as sharp as a surgeon's knife.
International Arbitration: Counsel respondentGlobal
Band 3 
Band 3 
Aníbal Martin Sabater
Aníbal Martin Sabater's practice has particular strength in Latin American matters, but he is well placed to advise on both commercial and investment treaty arbitrations across wide-ranging jurisdictions. Aníbal is very smart, well prepared and extremely well suited for matters.
International Arbitration: Counsel respondentGlobalAníbal is very thoughtful, deliberate, careful and measured in everything that he does.
International Arbitration: Counsel respondentGlobalAnibal is extremely reliable, and it gives me comfort knowing that everything is under control. The experience he has is highly valuable.
International Arbitration: Counsel respondentGlobal
Band 3 
Band 3 
Caline Mouawad
Caline Mouawad has a growing reputation for her work on both commercial and investor-state matters. She is highlighted for her fluency in French and Arabic, as well as her impressive advocacy skills. I really liked Caline's pragmatic, client-oriented mindset. She was able to figure out how to put the company's priorities first.
International Arbitration: Counsel respondentGlobal
Band 4 
Band 4 
Yasmine Lahlou
Yasmine Lahlou is experienced in both commercial and investment treaty arbitrations. She has particular expertise in matters involving the energy and construction industries. Yasmine is also adept in handling enforcement matters. Yasmine is a thoughtful and smart lawyer. She stands out in my mind as an effective advocate.
International Arbitration: Counsel respondentGlobalYasmine is incredibly bright and super collegiate to work with.
International Arbitration: Counsel respondentGlobal
Band 6 
Band 6 
Gretta Walters
Gretta Walters enjoys a growing profile for her international arbitration practice, with clients benefiting from her impressive level of experience in commercial and treaty claims. Gretta is a lawyer's lawyer. She is professional and outstandingly smart.
International Arbitration: Counsel respondentGlobalGretta is dynamic and extremely efficient.
International Arbitration: Counsel respondentGlobal
Up and Coming 
Up and Coming 
May Khoury
May Khoury is a counsel at Chaffetz Lindsey's New York office. She is capable in handling both investor state and commercial disputes.
I was impressed by May Khoury.
International Arbitration: Counsel respondentGlobal
Ranked Individuals at Chaffetz Lindsey LLP (9)
Members
Provided by Chaffetz Lindsey LLP

James Hosking
View profile of James Hosking
Aníbal Martin Sabater
View profile of Aníbal Martin Sabater
Yasmine Lahlou
View profile of Yasmine Lahlou
Gretta Walters
View profile of Gretta Walters
May Khoury
View profile of May Khoury
Caline Mouawad
View profile of Caline Mouawad
Chaffetz Lindsey LLP has rankings in the following guides
Band 2 Brazil 2025
Practice area: International Arbitration
Location: Brazil
View department profile for Brazil 2025Band 2 Global 2026
Practice area: International Arbitration
Location: Brazil
View department profile for Global 2026Band 3 Latin America 2026
Practice area: International Arbitration
Location: International Counsel
View department profile for Latin America 2026
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