Bay Area DUI Lawyers: Defense Attorneys with 90+ Years of Experience

The attorneys at O'Connor, Runckel & O'Malley LLP specialize in defending clients accused of Driving Under the Influence of Alcohol (DUI/DWI) in California. We have negotiated thousands of DUI cases and tried over 250 criminal jury trials with excellent results. Whether it is a first-time DUI charge or a vehicular manslaughter charge involving alcohol, the attorneys at O'Connor, Runckel & O'Malley have the experience necessary to defend your rights.

With over 90 years of combined experience, Thomas O'Connor, Jason Runckel, and Daniel O'Malley are some of the most experienced DUI defense lawyers in the Bay Area. They are all former Deputy District Attorneys and Dan O’Malley is a former Contra Costa County Superior Court Judge. This gives them unique insights into the prosecution's side of DUI cases.

O'Connor, Runckel & O'Malley employs former police detectives to aid in their investigations, and they have experts and specialists available to examine all breath and blood alcohol results. Their dedication to their clients and superior investigatory skills enable them to provide the best possible DUI defense.

Trial Experience

The partners at O'Connor, Runckel & O'Malley have more than 90 years of experience in the courtroom. As former Contra Costa County prosecutors, Tom O'Connor, Jason Runckel and Dan O'Malley have tried over 250 jury trials, including many DUI cases. That courtroom experience gives us a unique advantage over the average DUI defense attorney.

Our courtroom skills not only come into play if your case goes to trial, but our reputation in the courtroom allows us to negotiate better plea agreements for our clients in the cases that don't go to trial.

As a retired Contra Costa County Superior Court Judge, Dan O'Malley gives our clients the truly rare advantage of a former Judge working on their cases. He has tried cases as an attorney and presided over them as a Judge. His relationships with District Attorneys and Judges in the Bay Area are second to none. He knows how to control the courtroom, and employs knowledge from both sides of the bench as a trial attorney on your behalf.

Free Consultation

When you contact O'Connor, Runckel & O'Malley for a free consultation, you will gain all the advantages of our attorneys' experience and knowledge. We won't be satisfied until you have enough information to be comfortable with your situation.

When you need a Bay Area DUI Lawyer, we will handle your case from the initial consultation until the case is closed. If you have a legal question, or have been injured by someone else's negligence, call us or submit one of the contact forms on the website to schedule a time to speak with one of our attorneys.

Call: (925) 939-5600

DUI Defense Strategies

The attorneys at O'Connor, Runckel & O'Malley use a variety of DUI defense strategies, including:

  • Challenging the admissibility of evidence: If the police made any mistakes during the DUI arrest or investigation, the attorneys at O'Connor, Runckel & O'Malley may be able to have evidence thrown out of court. This could include challenging the results of breath or blood alcohol tests, or challenging the officer's probable cause for making the arrest.
  • Negotiating with the prosecution: The attorneys at O'Connor, Runckel & O'Malley have extensive experience negotiating with prosecutors. They may be able to negotiate a reduced charge, or even get the charges dismissed altogether.
  • Going to trial: If necessary, the attorneys at O'Connor, Runckel & O'Malley will take your case to trial. They have a proven track record of success in DUI trials.

Why Choose O'Connor, Runckel & O'Malley?

When you choose O'Connor, Runckel & O'Malley to represent you in your DUI case, you are getting a team of experienced and dedicated lawyers who will fight for your rights. They will work tirelessly to get the best possible outcome for your case.

Contact Us Today for a Free Consultation

If you have been arrested for DUI in the Bay Area, contact O'Connor, Runckel & O'Malley LLP today for a free consultation. We will discuss your case with you and answer any questions you have. We are here to help you get through this difficult time.


Debra P.

Danville, CA

 5 Star Rating
As Seen On Yelp

We hired Dan O'Malley to help with a legal matter and are very pleased. He and his staff gave valuable counsel, were timely in updates, supportive, and answered our questions and concerns. We were extremely satisfied with the results of our case and would recommend O'Connor, Runckel & O'Malley to anyone!

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We serve clients throughout the San Francisco Bay Area including San Francisco, Contra Costa, Oakland, Alameda, Walnut Creek, Concord, Pittsburg, Antioch, Brentwood, Danville, Richmond, Martinez, Orinda, Lafayette, Oakley, Pinole, San Pablo, Clayton, Benicia, San Ramon, Vallejo, Santa Rosa, Fremont, Hayward, Pleasanton, San Mateo, Daly City, Oakland, Richmond, Pacifica, Petaluma, Rohnert Park, Redwood City, San Anselmo, San Bruno, San Carlos Napa, Sonoma, Vacaville, Fairfield, Pleasant Hill, Moraga, Clayton, Albany, American Canyon, El Cerrito, Dublin, Livermore, San Leandro, San Rafael, Santa Clara, Sausalito, South San Francisco, East Palo Alto, El Sobrante, Emeryville, Fairfax Union City, San Jose, Sunnyvale, Menlo Park, Bayside, Berkeley, Palo Alto, Foster City, Corte Madera, Greenbrae, Half Moon Bay, Healdsburg, Kensington, Larkspur, Martinez, Mill Valley, Milpitas, Mountain View, Newark, Novato, Brisbane, Burlingame, Campbell, East Bay, Silicon Valley, and Napa Valley, Oakley, and Discovery Bay, as well as Contra Costa, San Francisco, San Mateo, Santa Clara, Solano, Alameda, Marin, Napa, and Sonoma counties.