1196 Boulevard Way
Suite 20
Walnut Creek, California 94595

O’Connor, Runckel & O’Malley LLP Overview

O’Connor, Runckel & O’Malley LLP is a personal injury and criminal defense firm located in Walnut Creek, California that serves clients throughout Contra Costa County and the greater San Francisco Bay region. Personal injury practice areas include vehicle and bicycle accidents, elder abuse, dog bites, catastrophic injuries, construction site accidents, premises liability, sexual assault and domestic violence victim injuries, and wrongful death. Criminal defense representation is provided for DUI, juvenile offenses, drug charges, theft, manslaughter, and white-collar crimes including embezzlement and fraud.

The firm’s partners have more than 50 combined years of courtroom experience and, between them, have negotiated thousands of cases and tried well over 250 jury trials. Tom O’Connor, Jason Runckel, and Dan O’Malley are former County prosecutors; Dan O’Malley is also a retired Contra Costa County Superior Court Judge. They work as a team to ensure all clients have the benefit of their combined practical knowledge, education, and expertise.

O’Connor, Runckel & O’Malley LLP is committed to zealous representation and seeks the most favorable outcomes in clients’ personal injury and criminal defense matters with dedicated advocacy.

Languages: English

Additional Areas of Law: Domestic Violence Defense; Explosions; Neurological Disorders; Traumatic Brain Injury; Elder Abuse; Dog Bites; Sexual Assault; Heavy Equipment Accidents; Scaffolding Accidents; Compressed Gases; Dangerous and Defective Machines; Mechanical Hazards; Welding Accidents; Falling from a High Location; Forklift Injuries; Machinery Accidents; Falling Item Injuries; Inadequate Security; DMV Hearing; License Suspension; Negligent Motorist; Drunk Driving Accidents; Distracted Driving Accidents; Speeding; Street Racing; Reckless Driving; Carjacking; Gangs; Tax Fraud; Conspiracy; Tax Evasion; Bank Fraud; Bankruptcy Fraud; Antitrust; Unfair Trade Practices; Securities Fraud; Business Fraud; Political Corruption; Mail Fraud; Vehicular Manslaughter; Sealing Arrest Records; Drug Trafficking; Petty theft; Grand Theft; Grand Theft Auto; Petty Theft; Torture.

O’Connor, Runckel & O’Malley LLP Areas of Law Description

– Personal Injury

If you have been seriously injured due to someone else’s negligence, you need to seek legal aid. Our law firm represents clients in a wide variety of serious personal injury claims.

– Wrongful Death

If you have lost a loved one in an accident caused by another, we will fight for you. Our dedicated lawyers will work to make sure you and your loved ones receive the fair compensation that you are entitled to.

– Auto Accidents

When you or someone close to you has been the victim of motor vehicle negligence, our law firm is here to help you. We provide strong trial skills, legal expertise, and the essential investigation in order to successfully litigate your personal injury claims.

– Domestic Violence

If you have been a victim of domestic violence, you have the right to seek legal aid. Our lawyers have extensive experience in helping the victims of domestic violence and have handled high-profile domestic violence cases.


Thomas O'Connor Mr. Thomas M. O’Connor
Accident, Bicycle Accident, Criminal Defense, DUI and DWI, Juvenile Crime
William Daniel O'Malley Mr. William Daniel O’Malley
Criminal Defense, Government, Personal Injury
Jason Runckel Mr. Jason O. Runckel
Criminal Defense, Personal Injury