• Need the Best Defense

    In the Bay Area?

    Our San Mateo criminal attorney is an expert defender who has 18+ years’ experience.

    Why the Best Attorney Is Your Best Investment
  • Meet Your Criminal Defense Attorney

    Mr. Dunn is one of only 35 specialist members of the California DUI Lawyers Association.

    Meet James Dunn
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  • AVVO Rated
  • NACDL Member
  • California DUI Lawyers Association
  • CACJ
  • NPAP

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The only way to win with a jury is to find the truth in your case, love your client, and be fair to the witnesses and honest with the jury.

San Mateo Criminal Defense Attorney

Criminal Defense in San Mateo & Santa Clara Counties

Attorney James Dunn is recognized as a leading criminal defense attorney in the state, with more than 18 years of experience and a track record of over 1,500 cases. He has personally fought more than 100 cases through jury trial. His commitment to excellence and fighting for his clients has led him to be recognized as one of only 35 Specialist Members of the California DUI Lawyers Association, a qualification reserved for those attorneys who have met the stringent requirements for ongoing education and proven experience in the courtroom. He also has a perfect 10.0 "Superb" Avvo Rating.

Skilled DUI Defense For The Bay Area

A DUI conviction can have a devastating impact on a person’s reputation and career. If you have been charged with driving under the influence, Attorney James Dunn can use his extensive experience as a San Mateo DUI defense lawyer to fight for a reduction or dismissal of your charges on your behalf. No matter how complex or dire your situation may be, he is prepared to go the distance to ensure no stone is left unturned in the defense of your freedom.

Attorney Dunn can defend you against the following:

As a former prosecutor, Attorney Dunn is intimately familiar with the common tactics of the prosecution and can use his invaluable insight to stay one step ahead of the opposition’s claims. From challenging breath tests to disputing the circumstances of your arrest, he is equipped with the vast legal arsenal and passion to maximize your chances of securing a favorable outcome for your case. With compassionate advocacy and an unshakable dedication to preserving your wellbeing, he can provide the powerful advocacy you need to help you get through this difficult time.

Don't trust your case to an attorney who will treat you like a number or push you into a quick and easy plea bargain. Choose a firm with a reputation for fighting—and winning. The Law Office of James Dunn is conveniently located in Redwood City near the San Mateo courts. Wherever you are, James Dunn can fight for your rights.

Our Victories

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Call the Law Office of James Dunn Today (650) 285-5478

Criminal Defense Attorney with Prosecution Experience

Before entering private practice as a criminal defense attorney, Mr. Dunn represented the state of California, where he prosecuted cases for the District Attorney as a post graduate law clerk. In that time he tried jury trials, felony bench trials, and worked for the Hardcore Gang Unit. He brings this experience to bear in every case he handles today, using his first-hand knowledge of the tactics that the prosecutor is using against his client.

James Dunn has a long list of satisfied clients, people from all walks of life whom he has helped to avoid the serious consequences of a conviction. The case results that Mr. Dunn has achieved over the years is filled with dismissals and acquittals, and some have even influenced the law in California. Discover how we he can help you!

Proudly serving clients throughout the San Mateo and Santa Clara Counties, including Redwood City, Palo Alto and San Jose.

Lady Justice

Why Hire James Dunn?

  • Over 18 Years of Experience

    As a former prosecutor and seasoned defense lawyer, James Dunn has a thorough knowledge of the criminal justice system.

  • 10/10 Superb Avvo Rating

    Avvo is a lawyer rating service that uses a mathematical formula that factors in peer reviews, case results, experience, and more.

  • More Than 1,500 Criminal Cases

    As a defender who has seen it all, James Dunn has battle-tested insights into what it takes to win even the most complex cases.

  • Proven Advocacy in 100+ Trials

    We won’t back down from a trial if that’s what it takes to defend your full rights. James Dunn is a skilled litigator who can fight for you in court.

Trusted and Recommended

Below are some reviews our clients have left for us:

  • When you really need someone in your corner, CALL JIM!!!

  • Dynamite Lawyer. He Won My "Impossible" Case