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Investigation Unit Overview header
 

photo of Crime Scene
The Pima County Attorney Criminal Investigation Division consists of 24 highly skilled sworn Peace Officer Detectives. These men and women provide professional investigative support services to all divisions of the office. These services range from conducting complex murder investigations to supporting the innovative truancy program. Investigative services consists of three separate units.

This division provides an assigned Duty Detective that can be reached at 740-5666.

 
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Pretrial Services header
 


Keith St. John , Detective Supervisor

The primary function of this unit is to assist the Criminal Division trial team with case preparation. This may include such tasks as conducting witness interviews, locating witnesses, serving search warrants and providing witness protection. In addition the Detectives of this Unit serve arrest warrants, conduct surveillance, serve subpoenas and provide testimony when necessary.

 
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Tactical Operations header
 


Dennis Appleby, Detective Supervisor
This Unit is comprised of Detectives that are assigned to various work groups and task forces. The agencies they serve are the U.S. Drug Enforcement Administration, Immigration and Customs Enforcement and the Federal Bureau of Investigation SAFE Team. The Detective assigned to the SAFE Team provides seminars and lectures designed to protect children on the internet. A warrant enforcement team and a Detective assigned to the Pima County Sheriff’s Department cold case task force are also a part of this Unit.

 
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David B. McDonald, Detective Supervisor, Director

This program has returned over $5,000,000 to the victims of bad checks. This service is offered free of charge.

 
 


 
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  If you are a victim of crime and need further assistance please contact The Pima County Attorney's Victim Witness Program at
(520) 740-5525.
 
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Helpful Information header
 


Bad Check Program

The Bad Check Program helps organizations and individuals collect on bad checks they have received.

 
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