The Maricopa County Attorney’s Office Investigations Division is comprised of sworn and civilian positions that support the prosecutorial efforts of the Maricopa County Attorney. The Investigations Division is divided into six (6) Bureaus, each of which is commanded by a sworn Lieutenant or civilian Bureau Chief who report directly to the Investigations Division Chief. Each of the six (6) Bureaus performs specific law enforcement related or investigative support functions for the Office.
The Investigations Division also participates in several law enforcement Task Forces to include the US Marshal’s Violent Offender Task Force (VOTF), Drug Enforcement Administration (DEA) Task Force, Arizona Counter Terrorism Information Center (ACTIC), and the FBI Joint Terrorism Task Force (JTTF). The Investigations Division is committed to working in partnership with federal, state, and local law enforcement partners to address issues that impact the quality of life and safety and security of Maricopa County’s residents and guests.
Professional Standards Bureau (PSB)
The Professional Standards Bureau thoroughly investigates each assigned complaint in a fair and impartial manner in accordance with local, state, and federal laws and MCAO policies and procedures. Members of this Bureau brief the Investigations Chief and Executive staff, assist in the preparation of cases presented to the Merit Board, and testify as needed at Merit Board hearings. The Professional Standards Bureau is also responsible for the oversight of the CALEA accreditation process.
Violent Crimes Bureau (VCB)
The Violent Crimes Bureau is responsible for providing investigative support and conducting follow-up investigations in the areas of Cold Case Homicide, Warrant Apprehension, Family Violence, Sex Crimes, and provides technical/electronic surveillance support throughout the Office.
Support Services Bureau (SSB)
The Support Service Bureau is responsible for conducting all MCAO pre-employment background investigations, overseeing all Division training, and the recruitment/hiring of Division personnel. This Bureau facilitates the service of subpoenas to hospital and medical personnel upon request.
Special Crimes Bureau (SCB)
The Special Crimes Bureau provides investigative support and conducts investigations for the Special Crimes and Fraud and Identity Theft Bureaus (FITE), conducts Anti-Mitigation investigations and Threat Assessments, provides Dignitary / Witness Protection, and participates in the Arizona Counter Terrorism Information Center (ACTIC) Terrorism Liaison Officer (TLO) program.
Community Based Prosecution (CBP) Investigations Bureau
The Community Based Prosecution Investigations Bureau provides investigative support for Deputy County Attorney’s assigned to Community Based Prosecution, Check Enforcement, Pre-Trial, and the Juvenile East and West Divisions.
Major Crimes Bureau (MCB)
The Major Crimes Bureau provides investigative support for Deputy County Attorney’s assigned to Capital Litigation, Sex Crimes, Family Violence, Auto Theft/Vehicular Crimes, and Gang / Repeat Offender Bureaus.
In July of 2004 the Maricopa County Attorney’s Office Investigations Division was awarded full accreditation status by the Commission on Accreditation for Law Enforcement Agencies (CALEA). The MCAO Investigations Division continues to be the only law enforcement agency of its kind in the United States to be fully accredited by CALEA. The agency was selected as a Flagship agency in 2010, and is scheduled to participate in the re-accreditation process in 2016.
Complaint Procedures (Investigations Division)
If you have a complaint against the Maricopa County Attorney’s Office Investigations Division or one or more of its detectives, please call (602) 506-3844 and ask to speak to a supervisor.
Download a copy of the Citizen Complaint Guide.
Cold Case Investigation Partnership Leads to Arrest of 1989 Homicide Suspect
Twenty-five years after Laura Hunding was stabbed to death, a suspect has been identified and taken into custody. Cudellious Love was arrested on June 13, 2014 and charged with premeditated first degree murder, sexual assault and burglary.
Patrick Ryon Sentenced for 1980 Cold Case Murder
More than three decades after the murder of 19 year-old Alison Mims, her killer has been brought to justice.
Jose Nevares Indicted for 2006 Cold Case Murder
More than seven years after 75 year-old Patricia Staggs was beaten to death in her home, the man alleged to be responsible for her murder has been identified and charged.