Call Now
Website
Call
Business Details
21 Years
experience
Emergency
services
Your Trusted Criminal Defense Attorney in Sacramento
Brennan Defense is a criminal defense law firm dedicated to protecting the legal rights of individuals accused of felonies or misdemeanors in Sacramento, California. Founded in 2005 by J.P. Brennan, a former prosecutor with over 25 years of legal experience, the firm combines deep knowledge of prosecutorial strategies with aggressive defense tactics to secure favorable outcomes. Our approach prioritizes personalized attention, thorough case investigation, and leveraging an in-house private investigator to challenge evidence and negotiate reduced charges or dismissals.

We specialize in defending clients against drug possession, DUI, domestic violence, assault, homicide, and white-collar crimes while emphasizing transparency, client education, and 24/7 availability. With a background in both prosecution and defense, we offer unique insights into courtroom dynamics and maintain strong relationships with local judges and district attorneys to advocate effectively for clients.
Services
Criminal Defense Assault Defense Domestic Violence Defense DUI Defense Juvenile Crime Defense
Details
  • Year established: 2005
Highlights and features
  • We utilize former prosecutorial experience to anticipate and counter legal strategies
  • Our in-house private investigator strengthens defense preparation
  • 24/7 availability for urgent legal matters
  • Free initial consultations with experienced criminal defense counsel
  • Proven track record in reducing or dismissing serious criminal charges
Services
Criminal Defense
Brennan Defense provides comprehensive representation for felony and misdemeanor charges, including drug crimes, DUI, and violent offenses. Our former prosecutor leverages insider knowledge to challenge evidence and negotiate reduced penalties. With an in-house investigator and 25+ years of experience, we protect clients' rights through trial preparation and strategic plea negotiations.
Domestic Violence Defense
We defend against domestic violence allegations involving physical, verbal, or financial abuse. Our approach challenges evidence credibility while protecting clients' Second Amendment and immigration rights. With courtroom experience in Sacramento's specialized domestic violence units, we minimize penalties like restraining orders and mandatory counseling programs.
DUI Defense
Our firm challenges DUI charges from DMV administrative hearings to criminal court proceedings. We contest blood alcohol testing accuracy, field sobriety test validity, and police procedure violations. Services include license suspension defense and minimizing penalties for first-time or repeat offenses, including commercial drivers.
Juvenile Defense
We represent minors facing theft, drug offenses, or assault charges in juvenile court. Our defense focuses on preventing criminal records while addressing underlying issues through rehabilitation programs. We handle petitions, detention hearings, and disposition negotiations to minimize long-term consequences for young offenders.
Expungement Services
Our firm assists clients in clearing past convictions from their records to improve employment and educational opportunities. We handle all aspects of the expungement process, including court filings and demonstrating rehabilitation, for both misdemeanor and eligible felony offenses in California.
People
J.P. Brennan
Criminal Defense Attorney
With 25+ years of legal experience, including 15 years as a prosecutor, J.P. Brennan founded Brennan Defense in 2005. He specializes in criminal defense, holding memberships in the California Bar Association and Eastern District U.S. District Court. Fluent in English and Spanish, he graduated from Ohio Northern University Pettit College of Law.
Questions
What criminal charges do you handle?
We defend against all felony and misdemeanor charges including DUI, drug crimes, domestic violence, assault, homicide, juvenile offenses, and white-collar crimes.
Can I avoid jail time for a felony?
Possibly. Our former prosecutorial experience helps negotiate alternatives like probation, counseling programs, or charge reductions depending on case specifics and criminal history.
Do I need a lawyer for misdemeanor charges?
Yes. Misdemeanors carry significant penalties including fines, jail time, and license suspensions. We work to reduce charges or secure dismissals through strategic defense.
How does your firm handle domestic violence cases?
We challenge evidence credibility while protecting clients' constitutional rights, including Second Amendment privileges and immigration status. Our approach addresses both criminal penalties and protective order implications.
What happens during the initial consultation?
We review your case details, explain legal options, and develop a defense strategy. This free consultation includes analysis of evidence, potential outcomes, and next steps.