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Zoe Rachael Staum Headshot

Zoe Rachael Staum

Senior Associate

Zoe Rachael Staum's practice focuses on antitrust and competition issues in government reviews of mergers and acquisitions, government investigations, and litigation. Zoe has represented clients across a variety of industries, including life sciences, technology, manufacturing, and entertainment. She also maintains an active pro bono practice. Prior to joining Arnold & Porter, Zoe served as a law clerk in the Eastern District of Pennsylvania.

Zoe graduated with honors from Columbia Law School, where she served as the Managing Editor of the Columbia Journal of Asian Law. Prior to law school, Zoe completed her undergraduate degree at Lafayette College. She also worked as Director of Debate at Truman State University.



  • J.D., Columbia Law School, 2018, James Kent Scholar
  • B.A., Lafayette College, 2014


  • New York
  • U.S. District Court, Southern District of New York


  • U.S. District Court, Eastern District of Pennsylvania, The Honorable Chad F. Kenney