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Leon F. DeJulius Jr. (Lee)
Partner

Partner-in-Charge Pittsburgh

Contact

(T) +1.412.394.9528
(F) +1.412.394.7959

Education

  • University of Notre Dame (J.D. summa cum laude 2002; Editor-in-Chief, Notre Dame Law Review; Executive Editor, National Symposium Editorial Board, Harvard Journal of Law & Public Policy; Dean Joseph O'Meara Award for Outstanding Academic Achievement; Arthur Abel Memorial Award for Excellence in Writing); St. Louis University (B.S.B.A. magna cum laude 1998)

Bar Admissions

  • Pennsylvania; U.S. Supreme Court; U.S. Courts of Appeals for the Second, Third, Fifth, Sixth, Seventh, Ninth, Tenth, Eleventh, and Federal Circuits; and U.S. District Court for the Western District of Pennsylvania

Clerkships

  • Law Clerk to Chief Justice William H. Rehnquist, U.S. Supreme Court (October Term 2003) and Law Clerk to Judge Diarmuid F. O'Scannlain, U.S. Court of Appeals, Ninth Circuit (2002-2003)

Lee DeJulius, a former law clerk to Chief Justice William Rehnquist, focuses on trial and appellate matters. He has tried cases to juries, judges, and arbitration panels. Lee has appeared in dozens of appellate matters, arguing appeals in several different federal and state appellate courts and twice serving as counsel of record before the U.S. Supreme Court. Most recently, Lee has served as lead trial counsel for UPMC in its various commercial and antitrust disputes with Highmark, including lead counsel in a commercial arbitration that resulted in UPMC recovering more than $200 million. He is Partner-in-Charge of the Pittsburgh Office.

Some of Lee's additional successful representations include defending an oil and gas E&P company in a $1.6 billion commercial dispute before the High Court of Justice in London, England involving ownership of major oil concessions in Kurdistan, Iraq; prevailing on behalf of an E&P company in a multimillion dollar dispute regarding ownership of Marcellus Shale leases; and securing summary judgment on constitutional claims in a multibillion public nuisance lawsuit. He also successfully represented the University of Notre Dame regarding alleged Establishment Clause violations in replicating its ACE program and advised the university in its investigation following a fatal videography lift collapse during football practice.

From 2008 to 2014, he served as an adjunct professor at the University of Pittsburgh School of Law, teaching a class on the First Amendment. Lee currently serves on the board of directors of, among other organizations, Extra Mile Education Foundation, United Way of Southwestern Pennsylvania, Pennsylvania Chamber of Business and Industry, and the Allegheny Conference on Community Development.


Honors & Distinctions

  • Law360 Healthcare MVP (2014, one of five attorneys nationally)

    "Litigation Team of the Year," The Lawyer Awards; "Dispute Resolution Team of the Year," Legal Business Awards; "Litigation and Dispute Resolution Team of the Year," British Legal Awards (2014, London, England)

    Best Lawyers in America (2016-2019)

    Pennsylvania Super Lawyers (2018) and named a “Rising Star” (2008 and 2010-2015)

    The American Law Institute (elected member)

    Acritas Star Lawyer (2018)
Leon DeJulius Lee