O'Connor Law, APC

O'Connor Law, APC

O'Connor Law, APC is a law firm serving Walnut Creek, Contra Costa County, and the greater San Francisco Bay Area. Our attorneys represent clients in driving under the influence (DUI) cases and a wide array of serious criminal matters.

Firm Overview

After a career as a Contra Costa County Deputy District Attorney, Matthew O'Connor left to form the boutique law firm of O'Connor Law, APC.

The firm serves the greater San Francisco Bay Area specializing in criminal defense. Attorney Matthew O'Connor has over 16 years of experience in the criminal justice system. He has successfully negotiated thousands of cases and personally handled over 50 jury trials.

Attorney O'Connor's experience and courtroom skills are unmatched in the legal community. Let him put his experience, knowledge, and expertise to work for you.
Main Office
Main Office
1277 Treat Blvd
Suite 850
Walnut Creek  CA  94597
  • (925) 357-9210
  • (925) 938-0505

Matthew O'Connor

  • Bar Number: 203334
    California , 1999

* Nolo has confirmed that every member attorney has a valid license and is in good standing with the state agency that licenses lawyers. Any past disbarments and suspensions (with possible exceptions for minor violations or nonpayment of dues, in our discretion) will be indicated accordingly in the badge. Member attorneys are required to notify Nolo immediately if they become the subject of any disciplinary action by any state licensing agency.