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Ernesto Hernández advises and represents clients in a broad range of complex international disputes, including representing sovereign States in investment treaty arbitrations and multinational corporations in international commercial arbitrations.

He has represented clients in all-Spanish and bilingual international arbitrations across industries and under major arbitral rules and institutions, including ICSID, UNCITRAL, ICC, LCIA, and AAA/ICDR.

In addition to his arbitration practice, Mr. Hernández has represented individuals and corporations in complex commercial litigations, internal investigations, government investigations, and white-collar criminal and regulatory defense matters. He has assisted clients in responding to data security incidents, including containing incidents, investigating the cause and scope, and preparing public and regulatory communications on behalf of clients. Mr. Hernández also maintains a highly active pro bono practice.

Mr. Hernández also holds leadership positions in the international law space. He is on the Institute for Transnational Arbitration’s Board of Reporters and serves as a Committee Vice Chair of the R.E.A.L. Arbitration Initiative. Ernesto also served as one of four North America Regional Delegates for the Young ITA Global Forum (2022).

During law school, Mr. Hernández was a judicial extern to Judge Gerard E. Lynch of the United States Court of Appeals for the Second Circuit. He was also the editor-in-chief for Columbia Law School’s American Review of International Arbitration and a New York Pro Bono Scholar.

Prior to joining the firm, Mr. Hernández practiced at another international law firm in both New York and Washington, D.C. He also worked at a renowned law firm in South America.



  • J.D., Columbia Law School
  • B.A., Columbia University


  • District of Columbia
  • California
  • New York


  • Board of Reporters, Institute for Transnational Arbitration
  • Vice Chair, R.E.A.L. Arbitration Initiative