Sarah M. Madigan is a litigation attorney.

Sarah represents clients across industries in complex commercial cases in federal and state court. She has experience in a range of phases of litigation, including case intake, depositions, document discovery, motions practice and settlement. Sarah also maintains an active pro bono practice, representing individuals in immigration and domestic violence proceedings.

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Sarah served as a judicial law clerk for the Hon. Timothy C. Stanceu of the U.S. Court of International Trade from September 2024 to January 2026.

Representative Experience

  • Successfully represented investment companies in federal court proceeding to confirm Chinese arbitration award worth $455 million, the largest Chinese arbitration award ever confirmed in the United States.
  • Represented software company in litigation brought against competitor for misappropriation of trade secrets.
  • Represented clients in connection with investigations and proceedings before the Securities and Exchange Commission.

Professional Highlights

External Publications

Education

  • J.D., University of Pennsylvania Law School, 2019
    cum laude
    Certificate in Management, The Wharton School
    Editor-in-Chief, The Regulatory Review
    Arthur Littleton Legal Writing Instructor
    Associate Editor, Vol. 20 University of Pennsylvania Journal of Constitutional Law

    B.A., English, Haverford College, 2016
    magna cum laude; Phi Beta Kappa

Admissions

  • New York

    District of Columbia

Courts

  • U.S. District Court for the Southern District of New York

    U.S. District Court for the Eastern District of New York

    U.S. Court of International Trade

Clerkships

  • Judicial Law Clerk to the Hon. Timothy C. Stanceu, U.S. Court of International Trade, Sept. 2024–Jan. 2026