Bringing justice to those harmed by the wrongdoing of others
At O'Connor, Runckel & O'Malley, LLP, our mission is to provide exceptional legal services to individuals and families affected by physical harm or injustice. With over 90 years of combined courtroom experience, our team of former prosecutors and a Superior Court Judge has tried over 250 jury trials, giving us a unique advantage over the average attorney.
Our Firm's History
Our firm is headquartered in Walnut Creek, California, and serves the Greater Bay Area. Our attorneys, Tom O'Connor, Jason Runckel, and Dan O'Malley, have a long history of fighting for justice and protecting the rights of our clients. As former Contra Costa County prosecutors, we have tried numerous criminal cases and have a deep understanding of the criminal justice system.
Our Services
We offer a wide range of legal services, including:
Personal Injury
- Traumatic Brain Injury
- Wrongful Death
- Car Accidents
- Pedestrian Accidents
- Bicycle Accidents
- Dog Bites
- Wrongful Death
Our experienced personal injury attorneys will fight to ensure that you receive fair compensation for your losses.
Criminal Defense
- DUI Defense
- Criminal Defense
- DMV Hearings/License Suspension
- Juvenile Offenses
- Drugs/Drug Possession/Drug Sales
- Theft Crimes
- White Collar Crimes
- Murder & Manslaughter
- Domestic Violence
Our former prosecutors and Superior Court Judge will use their expertise to defend your rights and protect you from unfair prosecution.
DUI Defense
Our experienced DUI defense attorneys have the knowledge and skills necessary to defend clients accused of Driving Under the Influence. Whether it's a first-time offense or a more serious charge, we have the experience to handle your case.
What to Expect from O'Connor, Runckel & O'Malley
When you contact our firm, you can expect:
- A free consultation to discuss your case
- Experienced attorneys who have tried numerous cases
- A commitment to protecting your rights and fighting for your interests
- A team of former prosecutors and a Superior Court Judge working together to ensure the best possible outcome
- Personalized attention and a focus on your individual needs
Our Expertise
Our team of attorneys has extensive experience in the following areas:
- Personal Injury: Our attorneys have over 50 years of combined experience handling personal injury cases, including traumatic brain injuries, wrongful death, and more.
- Criminal Defense: Our former prosecutors and Superior Court Judge have tried numerous criminal cases, including DUI offenses, drug crimes, and more.
- DUI Defense: Our experienced DUI defense attorneys have the knowledge and skills necessary to defend clients accused of Driving Under the Influence.
Contact Us
If you have been injured or accused of a crime, contact O'Connor, Runckel & O'Malley, LLP today to schedule a consultation. We are committed to providing exceptional legal services and protecting your rights.
Excellent Service and Professionalism
The reviews featured on this page demonstrate a consistent theme of excellent service and professionalism from the law firm. Lawyers such as Dan, Tom, and Matt are praised for their knowledge, honesty, and hard work in handling various legal matters. Clients describe them as knowledgeable, dedicated, and responsive, with a focus on delivering results that exceed expectations.
Subpar Service
In one instance, a reviewer mentions that the law firm did not cover the area needed for a specific designation, leading to a reduced rating. However, this is the only instance of subpar service mentioned in the reviews.

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