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. Protocol Public Report Release: Sheriff Deputies Acted Lawfully During 2018 Detainment of Man

    The Contra Costa County DA's Office concludes there is insufficient evidence to support a criminal prosecution of Contra Costa County Sheriff’s Office Deputies Erik Vawter and Brian McDevitt in the 2018 in-custody death of Michael Hernandez. Read more...
  2. News Release: Contra Costa County DA’s Office Selected for Resentencing Pilot Program

    Last Friday, the Contra Costa County District Attorney’s Office was notified our office was selected to be a participant in the California County Resentencing Pilot Program. Read more...
  3. News Release: Former Clerk-Recorder Joe Canciamilla Pled Guilty to 9 Counts

    Yesterday, defendant Joe Canciamilla pled guilty to perjury and grand theft, totaling nine counts, for illegal activity tied to his multiple political campaign bank accounts. Read more...
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