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Shearman & Sterling LLP

401 9TH STREET, NW, SUITE 800, WASHINGTON, DC 20004-2128, USA
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Jonathan Greenblatt

Work +1 202 508 8070
Shearman & Sterling LLP

Work Department

International Arbitration


Partner in Shearman & Sterling's International Arbitration practice


Jonathan L. Greenblatt is a partner in Shearman & Sterling's International Arbitration practice.

He has extensive experience in commercial and international litigation, including complex commercial arbitrations. He serves as Co-Deputy Managing Partner of our International Arbitration practice and Co-Managing Partner of our Washington, D.C. office.




  • Professorial Lecturer in Law at The George Washington University Law School, International Commercial Arbitration, 2008–present
  • Member (U.S.), ICC Commission on Arbitration
  • Member, London Court of International Arbitration (LCIA)
  • USCIB Arbitration Subcommittee Chair, Washington, D.C.
  • Board of Directors, Lawyers Committee for Civil Rights Under Law
  • Board of Directors, University of Connecticut Foundation
  • Board of Directors, Military Bowl
  • Member, Dean’s Advisory Committee of George Washington University Law School
  • Member of Class V, Leadership New York
  • Frequent lecturer on international insolvency, international arbitration, lender liability, and general litigation practice


  • George Washington University Law School, J.D.
    Member of the The George Washington Law Review
  • University of Connecticut, B.A., magna cum laude, with distinction

Latin America: International firms

International arbitration

Within: International arbitration

Shearman & Sterling LLP handles a broad range of commercial and investment treaty arbitration. In 2017, a team led by Paris-based Emmanuel Gaillard and Yas Banifatemi represented a Mexican company in a dispute under a BIT signed with a European state. Within its network of offices, New York-based Henry Weisburg and Washington DC-based Christopher Ryan and Jonathan Greenblatt are also names to note.

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United States: Dispute resolution

International arbitration

Within: International arbitration

At Shearman & Sterling LLP, New York-based team head Henry Weisburg and Christopher Ryan in Washington DC are representing the Republic of Panama in treaty claims brought by Omega Engineering and its CEO relating to the alleged expropriation of multiple infrastructure construction projects under the US-Panama BIT. Recently promoted partner Daniel Reich, who splits his time between the Paris and New York offices and Mark McNeill, who divides his time between New York and London, are representing Cairn Energy in a treaty claim against the Republic of India, under the UK-India BIT. Jonathan Greenblatt, who is ‘a consummate team builder’ and ‘provides novel solutions in tough situations’, splits his time between New York and Washington DC. Recently promoted counsel Jonathan Tompkins, who is based in New York, is also noted.

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