Investment Treaty Arbitration

Representing companies and sovereigns in the leading investment treaty disputes in the world

Why Cooley

25 litigators in New York and London focused on representing foreign investors and sovereign states in investor-state arbitrations pursuant to bilateral and multilateral investment treaties under every major set of arbitral rules (ICSID, UNCITRAL, ICC)   

Serving clients in 90 countries across six continents

Deep knowledge and level of insight into the leading arbitrators in investor-state arbitrations

Decades of successfully defending clients' interests in complex cases and providing strategic advice on investment planning and structuring to attract investment treaty protection

Frequently serve as lead counsel in landmark representations and cutting-edge issues of public international law

Multilingual team includes lawyers trained and qualified in a variety of both civil and common-law systems and fluent in multiple languages

Several arbitration partners serve as arbitrators

Significant experience with all aspects of third-party funding and insurance industries for litigation funding

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  • The American Lawyer – Global Dispute of the Year: Commercial Arbitration award (2015)
  • Legal 500 UK: International Arbitration
  • Financial Times – Innovative Lawyers: Standout, Dispute Resolution (2012, 2015)
  • Law360: Litigation Powerhouse
  • Chambers US & UK: International Arbitration; Commercial Litigation


Cooley has been flexing its litigation muscles.