Sam Callahan focuses on appellate and complex civil litigation in state and federal courts. He has helped brief cases in the Supreme Court and federal appellate courts on issues ranging from administrative law to products liability to novel matters of constitutional interpretation. Mr. Callahan joined the firm in 2018 after serving as a law clerk to the Honorable Paul V. Niemeyer of the United States Court of Appeals for the Fourth Circuit and the Honorable Christopher R. Cooper of the United States District Court for the District of Columbia. He is a magna cum laude graduate of Harvard Law School, where he served as an Executive Editor of the Harvard Law Review.

Credentials

Education
  • JD, Harvard Law School, 2016, magna cum laude
  • BM/BA, Trumpet Performance and Economics, Indiana University, 2013, Phi Beta Kappa
Admissions
  • District of Columbia
  • Maryland
  • US Court of Appeals for the Second Circuit
  • US Court of Appeals for the Third Circuit
  • US Court of Appeals for the Fourth Circuit
  • US Court of Appeals for the Seventh Circuit
  • US District Court, District of Columbia
  • US District Court, District of Maryland
Clerkships
  • US Court of Appeals for the Fourth Circuit, The Honorable Paul V. Niemeyer
  • US District Court, District of Columbia, The Honorable Christopher R. Cooper
Overview

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