Investigations Unit


The District Attorney’s (DA) Investigation’s Unit includes:

  • Chief Investigator
  • Supervising Investigator
  • Ten DA Investigators (sworn law enforcement officers)
  • Two Investigative Technicians


The unit receives over 2,000 requests from prosecutors annually for follow-up on criminal cases submitted by local law enforcement agencies. The unit also conducts original investigations in complex areas of law such as consumer, environmental, child abduction, insurance fraud, and public integrity cases. In addition, the Investigations Unit provides 24/7 support to local law enforcement when any major crime occurs within Napa County. Staff participates in major crime investigations an average of 12 times each year. The Investigations Unit also provides criminal investigative training to local agencies and community presentations throughout the year, in areas such as:

  • Child Abduction
  • Consumer Fraud
  • Driving Under the Influence (DUI) Awareness
  • Elder Abuse
  • Financial Fraud
  • Gang Prevention
  • Insurance Fraud