Criminal Investigations

The Criminal Investigations Division is responsible for the follow-up investigation of crimes committed against persons or property in the city.

Major David Barnes

Major Barnes oversees the Criminal Investigations Division including:

  • Detectives
  • Crime Scene Technician
  • Crime Analyst
  • HIDTA Agent

Lieutenant Mike Carlson

Lt. Carlson is in charge of day-to-day operations of the Criminal Investigations Division. For Investigations questions, please contact Lt. Carlson at 678-382-6907 or

The Dunwoody Police Department’s Criminal Investigations Division includes several Detectives, a Crime Scene Technician, a Crime Analyst, and a HIDTA Agent.

The Detectives are responsible for investigating serious crimes against persons as well as property crimes, normally referred to as Part 1 crimes.  In addition, Detectives are responsible for the investigation of other crimes including credit card fraud, bad checks, and similar crimes.  Detectives are on-call to assist the Uniform Patrol Division when requested. 

Crime Scene Technician
The Crime Scene Technician is responsible for the recovery of evidence and the methodical processing of crime scenes.  This can include the use of powder and chemical techniques to recover fingerprints from evidence and restore serial numbers that have been partially obliterated.

Crime Analyst
The Crime Analyst is responsible for the identification of crime trends, series, and patterns for the deployment of resources.  In addition to in-house statistical analysis, the Dunwoody Police Department Crime Analyst also partners with for real-time crime analysis information to the public. Please refer to the Crime Map for crime information within the City.

HIDTA Agent (High-Intensity Drug Trafficking Areas)
The HIDTA Agent is a member of the DeKalb County HIDTA Task Force. HIDTA’s mission is to improve the quality of life within DeKalb County and the Atlanta Metropolitan area by reducing the availability of and demand for illicit drugs, curtailing the attendant violent crime and illegal firearms trafficking, eliminating the profits from illegal drug related activities, and reclaiming neighborhoods from criminal control.

Please visit Crime Info & Stats for more information on crime prevention, missing and wanted persons, crime statistics and reports.

To contact the Criminal Investigations Division please call 678-382-6900.  To leave an anonymous tip, please call 678-382-6908 or visit Submit a Crime Tip online.