Investigation Bureau

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Sheriff's Office - Operations

Investigation Bureau

Investigation BureauThe Investigation's Bureau is responsible for all criminal investigations and operation of the mobile lab. The Bureau has a detective sergeant, seven investigators, one ID Technician, and a secretary. Investigators perform follow up on crimes against persons such as, rape, sexual assaults (including child molest), child abuse, neglect, elder and adult dependent abuse, domestic violence, murder, manslaughter (non traffic related), questionable deaths, mayhem, kidnapping, as well as all criminal offenses committed within county correctional facilities. They also investigate major property crimes, including frauds, embezzlements, forgeries, computer crimes including those cases dealing with homicide, sex crimes, fraud and runaway juveniles/missing persons.

All of the Sheriff's Office investigators are part of the Napa County Major Crimes Task Force. The Task Force is assembled whenever a law enforcement agency requests assistance for investigating a major crime such as a homicide. The Major Crimes Task force participants consist of investigators from the following agencies: The Napa County Sheriff's Office, the Napa District Attorney investigators, the Napa Police Department, the California Highway Patrol, the St. Helena Police Department, and the Calistoga Police Department.