Message from the District Attorney

A Message from Diana Becton

Welcome to the District Attorney Office's website and thank you for visiting. I want to underscore that our Office is here to serve you. We are all committed to protecting the public's safety and providing assistance to those harmed by violence. We continue to find ways to modernize our Office as we focus on the community's needs to ensure Contra Costa County remains a safe and welcoming place to live and work.


Diana Becton, District Attorney

Our Mission

The mission of the Contra Costa County District Attorney's Office is to seek justice and enhance public safety for all our residents by fairly, ethically, aggressively and efficiently prosecuting those who violate the law, and by working to prevent crime.

We hope this website will assist you by providing information about our Office and links to helpful community resources and law enforcement agencies.

  1. 7 Arrested, 40 Illegal Firearms Seized in Operation Spring Cleaning

    Martinez, Calif. – In a multi-agency operation, the Internet Crimes Against Children Task Force Program (ICAC) arrested seven individuals on various offenses related to lewd or lascivious acts involving children under 14-years-old. Read more...
  2. Statement on the Dismissal of People vs. Montalvo and Boone

    Martinez, California – On June 6th 2023, the Contra Costa District Attorney’s Office determined the prosecution of The People of the State of California vs Ashton Montalvo and Deangelo Boone could not proceed to trial and moved to dismiss the case. Read more...
  3. Application Period For 2023 Fall Community Academy Now Open

    Martinez, California – Contra Costa County District Attorney Diana Becton is opening applications for the 2023 Fall Community Academy. Read more...
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