
International Arbitration: Highly Regarded
USA Guide 2026 : USA - Nationwide
Rankings

Ranked Individuals
Ranked Individuals
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Cooley represented Odyssey Marine Exploration in an investment arbitration against Mexico, claiming breaches of NAFTA's investment protections following the refusal of an environmental permit to develop a seabed phosphate deposit.
Strengths
Provided by Chambers
Their work in the tech space distinguishes them. Cooley is exceptionally well known in Silicon Valley circles acting on behalf of the big household tech giants, they're exceptional and a go-to firm for tech clients.
International Arbitration: Highly Regarded respondentUSAThey're smart, nimble and able to provide personalized attention with the backing of a blue-chip firm. This is a top flight team.
International Arbitration: Highly Regarded respondentUSAThey are amazing lawyers, with great talent and skills. They are very strategic and commercial lawyers, and they can go to trial and win.
International Arbitration: Highly Regarded respondentUSAI was particularly impressed by the work ethic and understanding of local nuances.
International Arbitration: Highly Regarded respondentUSAThey have a deep knowledge of the technology and life sciences industries and a comprehensive understanding of both commercial arbitration and investor-state dispute contexts, which enables Cooley to help their clients manage transnational business and legal risk efficiently and holistically.
International Arbitration: Highly Regarded respondentUSA
Notable Practitioners
Provided by Chambers
Band 4 
Band 4 
Marc Suskin
Marc Suskin maintains a strong reputation for his representation of clients in investor-state and commercial arbitrations. He grasped the key points early and understood the most efficient path to closure. He spoke to the strategy and how this would play out early, and was able to offer great insights.
International Arbitration: Highly Regarded respondentUSAMarc is a market leader in tech arbitrations. He is incredibly knowledgeable about all aspects of international arbitration and he always keeps the needs of his clients first, achieving top-notch results.
International Arbitration: Highly Regarded respondentUSA
Band 4 
Band 4 
Rachel W Thorn
Rachel Thorn is routinely called upon by clients to appear in commercial and investment treaty arbitrations. She is able to handle disputes in an array of sectors, including life sciences and technology. Rachel is one of the smartest and most thoughtful thinkers I have encountered. Her briefs are some of the best I have ever read and her understanding of complex legal issues is unparalleled.
International Arbitration: Highly Regarded respondentUSA
Ranked Individuals at Cooley LLP (2)
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