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William J. Brennan

Location: Philadelphia, Pennsylvania
Phone: 215-789-9382
Fax: 215-568-1449
E-mail: E-mail Me

William J. Brennan practicing in criminal defense and personal injury.

DUI / Drunk Driving Defense
Drug / Gun Crime
Weapons Charges
Drug Charges

Areas of Practice

  • Criminal Law
  • Motor Vehicle Accidents — Plaintiff
  • Personal Injury — Plaintiff
  • Sex Offenses
  • White Collar Crimes
  • Wrongful Death — Plaintiff

Bar Admissions

  • Pennsylvania, 1987
  • New Jersey, 1987
  • U.S. District Court District of New Jersey, 1987
  • U.S. District Court Eastern District of Pennsylvania, 1988
  • U.S. Court of Appeals 3rd Circuit, 1988
  • U.S. Supreme Court, 1991


  • Temple University School of Law, Philadelphia, Pennsylvania
    • J.D. – 1987
  • LaSalle University
    • B.S. – 1982

Professional Associations and Memberships

  • Philadelphia Bar Association, Member
  • Pennsylvania Bar Association, Member
  • Federal Bar Association, Member
  • American Bar Association, Member
  • Pennsylvania Trial Lawyers Association, Member
  • Pennsylvania Association of Criminal Defense Lawyers, Member


  • Spanish

In the news

William Brennan comments on the Brendan Creato case...

Office Location

Brennan Law Offices

1600 Locust Street
Philadelphia, PA 19103

Phone: 215-568-1400

Fax: 215-568-1449

Email | Map & Directions

At Brennan Law Offices, we represent clients from Philadelphia, Pennsylvania, and throughout the surrounding area, including the cities of King of Prussia, Doylestown, Norristown, West Chester, Media, Darby, Upper Darby, Bensalem, Levittown, Abington, Conshohocken, Bristol, Wayne, Bryn Mawr, Villanova, Plymouth Meeting, Drexel Hill NJ-Mount Holly, Woodbury, Wildwood, Camden, Avalon and Margate; Philadelphia County, Bucks County, Montgomery County, Delaware County, Chester County, NJ-Camden County, Burlington County and Gloucester County; and throughout Pennsylvania, New Jersey and the Philadelphia Metro Area.