William J. Brennan

Attorney Profile

Top Rated Criminal Defense Attorney in Philadelphia, PA

Brennan Law Offices
1600 Locust Street
Philadelphia, PA 19103
Phone: 215-568-1400
Fax: 215-568-1449
Selected to Super Lawyers: 2006 - 2021
Licensed Since: 1987
Practice Areas: Criminal Defense (40%), Criminal Defense: White Collar (30%), Criminal Defense: DUI/DWI (30%)
Languages Spoken: English, Spanish
Attorney Profile

Attorney William J. Brennan is the founder and owner of Brennan Law Offices in Philadelphia, Pennsylvania. Nationally recognized as one of the top attorneys in the country, Mr. Brennan has more than 32 years of total legal experience, and he provides unmatched defense counsel to clients throughout the greater Philadelphia metro and surrounding areas of New Jersey who stand accused of or are under investigation for any type of felony or misdemeanor offense.

Over the course of his legal career, Mr. Brennan has successfully advocated on behalf of clients facing charges for DUI and drug crimes, murder, sex offenses, domestic violence, gun crimes, federal and white collar crimes, and more. From his efforts, he has secured a long record of acquittals, dismissals and reductions of charges for his clients, and he has extensive experience handling appeals and expungements.

No matter how serious the charges his clients are facing, Mr. Brennan maintains an unwavering focus on protecting their rights and liberties at all turns, and he fights hard to help ensure they achieve the most favorable outcome possible. Honored for his exemplary professionalism and outstanding legal abilities, he has earned an AV Preeminent peer review rating* from Martindale-Hubbell along with many other accolades and endorsements from his peers. In addition, he has also received Martindale-Hubbell's Gold Client Champion award as well as numerous positive testimonials and referrals from his satisfied clients.

A 1982 graduate of La Salle University, Mr. Brennan attended Temple University Beasley School of Law, where he obtained his Juris Doctor in 1987. He holds his license to practice in Pennsylvania and New Jersey, and he is admitted to practice before the U.S. District Court for the Eastern District of Pennsylvania and the District of New Jersey as well as the U.S. Court of Appeals for the 3rd Circuit and the U.S. Supreme Court. He also holds his certification as a capital murder defense attorney.

Highly active in his legal community, Mr. Brennan is a member of the Philadelphia, Pennsylvania, Federal and American Bar Associations; the Pennsylvania Trial Lawyers Association; and the Pennsylvania Association of Criminal Defense Lawyers, among his other professional affiliations.

*AV®, AV Preeminent®, Martindale-Hubbell Distinguished and Martindale-Hubbell Notable are certification marks used under license in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell® is the facilitator of a peer review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® Peer Review Rating™ fall into two categories – legal ability and general ethical standards.

Practice Areas
  • 40%Criminal Defense
  • 30%Criminal Defense: White Collar
  • 30%Criminal Defense: DUI/DWI

Selections

16 Years Super Lawyers
  • Super Lawyers: 2006 - 2021

About William J. Brennan

Admitted: 1987, Pennsylvania

Professional Webpage: https://www.philadelphiacriminallaw.com/about-us/

Special Licenses/Certifications

  • Certified capital murder defense attorney

Bar/Professional Activity

  • Member, American Bar Association
  • U.S. District Court Eastern District of Pennsylvania, 1988
  • Member, Philadelphia Bar Association
  • Member, Federal Bar Association
  • Member, Pennsylvania Association of Criminal Defense Lawyers
  • U.S. District Court District of New Jersey, 1987
  • Pennsylvania, 1987
  • U.S. Supreme Court, 1991
  • Member, Pennsylvania Trial Lawyers Association
  • New Jersey, 1987
  • U.S. Court of Appeals 3rd Circuit, 1988
  • Member, Pennsylvania Bar Association

Educational Background

  • LaSalle University, B.S., 1982

Honors/Awards

  • Earned the highest rating (AV) for skill and integrity from Martindale‑Hubbell
  • Pennsylvania Super Lawyers by Law & Politics Magazine
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Office Location for William J. Brennan

1600 Locust Street
Philadelphia, PA 19103

Phone: 215-568-1400

Fax: 215-568-1449

Last Updated: 12/2/2020

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