Grace Hauser

Grace joined Chaffetz Lindsey after a clerkship with the Honorable Judge Aida Delgado-Colón in the U.S. District Court for the District of Puerto Rico. Prior to clerking, Grace trained and worked at a leading international law firm in its New York and Paris offices. Grace began her legal career at the Clooney Foundation for Justice, advocating for clients under international human rights law.

• A foreign sovereign in a D.C. Circuit appeal defending against jurisdiction under the Foreign Sovereign Immunities Act.
• A foreign sovereign defending against arbitral award enforcements in the Southern District of New York and abroad.*
• A foreign sovereign defending against asset attachment and turnover claims in the Southern District of New York, Second Circuit, District of D.C., and D.C. Circuit, and abroad.*
• A foreign sovereign in a multi-billion-dollar ICC treaty arbitration over a dispute involving an oil and gas pipeline treaty.*
• Securing a successful settlement for a pro bono client in connection with a civil rights litigation in the Southern District of New York against the NYPD for excessive use of force.*
• Securing a favorable decision from the Second Circuit for a pro bono client in a Hague Convention appeal.*

*Experience prior to joining Chaffetz Lindsey LLP

• “US: Waiver of Sovereign Immunity Clause,” Thomson Reuters Practical Law (2026).
• “The Waiver and Arbitration Exceptions to Sovereign Immunity under the Foreign Sovereign Immunities Act,” Thomson Reuters Practical Law (2026).