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Investigations Bureau
Overview
Investigations Bureau personnel conduct follow up on most felony crimes and present cases to the Contra Costa County District Attorney’s Office for the filing of charges. Cases assigned include; sexual assaults, domestic violence, stalking, aggravated assaults, homicide, robbery, burglary, auto theft, identity theft, and missing persons. Additionally, the School Resource Officer and the Community Resource Officer are assigned to the Division.
The Investigations Bureau is also responsible for the youthful offender diversion program, sexual offender and monitoring program, narcotic offender registration, and the issuing of permits for massage therapy, business and residential alarms, concealed weapons, firearm sales, taxi services, and door to door sales.
The Investigations Bureau can be reached at (925) 288-4630 or email.
Investigations Bureau personnel conduct follow up on most felony crimes and present cases to the Contra Costa County District Attorney’s Office for the filing of charges. Cases assigned include; sexual assaults, domestic violence, stalking, aggravated assaults, homicide, robbery, burglary, auto theft, identity theft, and missing persons. Additionally, the School Resource Officer and the Community Resource Officer are assigned to the Division.
The Investigations Bureau is also responsible for the youthful offender diversion program, sexual offender and monitoring program, narcotic offender registration, and the issuing of permits for massage therapy, business and residential alarms, concealed weapons, firearm sales, taxi services, and door to door sales.
The Investigations Bureau can be reached at (925) 288-4630 or email.
Investigations Bureau Assignments
| Personnel | Assignment | Contact |
|---|---|---|
| Lieutenant Matt Kristic | Division Commander | Email / Phone: (925) 288-4632 |
| Sergeant Janayla Pierson | Investigations Supervisor | Email / Phone: (925) 288-4634 |
| Corporal Andrew Gartner | Supervisor / Persons Crimes | Email / Phone: (925) 288-4636 |
| Detective Andrew Mundy | Persons Crimes | Email / Phone: (925) 288-4638 |
| Detective Nicole Soares | Property Crimes | Email / Phone: (925) 288-4637 |
| Detective Stephen Vuong | Property Crimes | Email / Phone: (925) 288-4635 |
| Officer Tammy Wooden | School Resource Officer | Email / Phone: (925) 288-4688 |
| Admin Asst Stacy Corr | Alarm Registration, Volunteer Program, Clerical & Administrative Support | Email / Phone: (925) 288-4632 |