Isabel Manfredonia is an associate in our International Dispute Resolution Practice Group, based in the New York office. She focuses on international arbitration, particularly investor-state arbitration, representing states and state-owned entities.

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Investment Arbitration
  • Counsel for Turkmenistan in a US$1.5 billion ICSID(AF) dispute brought by Mobile TeleSystems (MTS) concerning the operation of telecommunication licenses in Turkmenistan.
  • Counsel for Turkmenistan in Dirk Herzig as Insolvency Administrator over the Assets of Unionmatex Industrieanlagen GmbH v. Turkmenistan, ICSID Case No. ARB/18/35, concerning the construction of grain production facilities and bakeries.
International Commercial Arbitration
  • Counsel for a mining concern in prosecuting breach of contract claims for US$911 million arising out of the development and construction of an underground mine and mineral processing facility. The arbitration is seated in Stockholm and administered by the Stockholm Chamber of Commerce (SCC).
  • Counsel for the Republic of Kazakhstan in a multibillion UNCITRAL arbitration arising out of a consortium of oil majors’ alleged failure to develop an oil field, recovery of costs in breach of their obligations under a production sharing agreement and multiple breaches of their environmental obligations.


  • New York Law School, J.D., 2020
  • Villanova University, PA, B.A., 2017


  • New York, 2020

  • Co-author, “International Arbitration Experts Discuss the Major Challenges for Arbitration in 2023,” Mealey’s International Arbitration Report, LexisNexis, February 2023.
  • Speaker, “Investor/State Arbitration and Mediation: Past, Present, and Future,” New York Law School Alternative Dispute Resolution Skills Program, October 2022.

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