Brian McMonagle began his career in the Philadelphia District Attorney’s Office where he would rise to fame as one of the youngest lawyers to ever prosecute high profile cases in the Homicide Unit. He has gone on to become one of the finest criminal defense lawyers in the United States. Mr. McMonagle has successfully handled some of the most celebrated cases in Philadelphia’s history.

Brian J. McMonagle has long been considered one of the premier criminal defense attorneys in the United States. He garnered international praise for his success in obtaining a hung jury in Bill Cosby’s first trial, and for his representation of recording artist Meek Mill. Mr. McMonagle has had enormous success in defending high-profile cases involving professional athletes, politicians, physicians, movie and television personalities, judges, prosecutors, law enforcement officers, CEO’s, and an American Cardinal.

Brian J. McMonagle

Brian J. McMonagle has “razor sharp on cross-examination.”

Mr. McMonagle has been selected by his peers for inclusion into the “Best Lawyers of America.” He has also been inducted into the prestigious American College of Trial Attorneys and the American Board of Criminal Lawyers. He is listed in Martindale Hubbell’s Bar Register of Pre-Eminent Attorneys. Mr. McMonagle also is a law school lecturer and serves as a legal analyst on national and local news programs.

“I like battle, and I like competition. When you hire us, you’ve hired someone who may not guarantee you a win, but will guarantee you a war.”

Mr. McMonagle is a Member of the Pennsylvania and New Jersey Bars. He is admitted to practice before the Pennsylvania Supreme Court, New Jersey Supreme Court, United States District Court for the Eastern District of Pennsylvania, United States District Court for New Jersey, United States District Court of Appeals for the Third Circuit.

Brian J. McMonagleMr. McMonagle has practiced in the State and Federal Courts of Pennsylvania, New Jersey, Delaware, New York, Florida, Connecticut, Kentucky, Illinois, Tennessee, Texas, Virginia, District of Columbia and Maryland.

Areas of practice include Federal White Collar Criminal Defense, Title IX Investigations, Sexual Assault Investigations, Professional Disciplinary Investigations, Civil Litigation.

Selected as “Super Lawyer” by Philadelphia Magazine in 2004-2019. Selected as “Top 100 Attorneys” by Philadelphia Magazine in 2008-2019.

Mr. McMonagle was named by Best Lawyers as the Best Philadelphia Criminal Lawyer of 2015, and was selected to the Philadelphia Magazine Super Lawyers Top 100 list in Pennsylvania.


  • Pennsylvania
  • New Jersey
  • Pennsylvania Supreme Court
  • New Jersey Supreme Court
  • United States District Court for the Eastern District of Pennsylvania
  • United States District Court for New Jersey
  • United States District Court of Appeals for the Third Circuit