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Washington, DC 20006


Kate Tarbert


Kathryn Tarbert is a counsel in O’Melveny’s Washington, DC office and a member of the Appellate practice. Since joining the firm, Kate has drafted appellate and trial court briefs on subjects including federal constitutional law, federal jurisdiction and procedure, administrative law, the Class Action Fairness Act, criminal law, energy law, preemption, punitive damages, and securities law. Kate has coauthored numerous briefs in Supreme Court cases and played a drafting role on the team handling a month-long ERISA trial. Prior to joining the firm, Kate successfully briefed and argued an appeal in the Seventh Circuit on bankruptcy fraud.

Illustrative Professional Experience

  • Coauthored successful petitions for certiorari in Matrixx Initiatives, Inc. v. Siracusano, No. 09-1156, and Carachuri-Rosendo v. Holder, No. 09-60.
  • Coauthored successful merits briefs in Hertz Corp. v. Friend, 130 S. Ct. 1181 (2010).
  • Coauthored successful petition for discretionary appeal of district court order remanding proposed class action to state court.
  • Defended major financial services company in proposed nationwide class action concerning obligations under investment agreements.
  • Defended one of the world’s largest semiconductor manufacturers in a billion-dollar appeal involving patent, civil procedure, and discovery questions.

Professional Activities

Admitted to Practice, U.S. Supreme Court; U.S. Courts of Appeals for the Ninth, District of Columbia, and Federal Circuits
Law Clerk, Honorable John G. Roberts, Jr., U.S. Supreme Court; Honorable Douglas H. Ginsburg, U.S. Court of Appeals, District of Columbia Circuit
Bristow Fellow, Office of the Solicitor General, U.S. Department of Justice

Vanderbilt University, J.D.:  Patrick Wilson Scholar; Vanderbilt Founder's Medal; Order of the Coif; Executive Editor, Vanderbilt Law Review

University of Notre Dame, B.A., Government and International Studies: summa cum laude; Phi Beta Kappa

District of Columbia; Wisconsin