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Denver Police Department

Police Help Lines

Dial 9-1-1 for Emergencies ONLY

Non-Emergency Help
Crime Stoppers Anonymous Tips
720-913-7867 (STOP)
Gang Hotline
Report Graffiti
311 or
(720) 913-1311
Sex Offender Hotline
Hate Crimes Hotline


photo of district 4


District Commander Mark Fleecs

District Commander Mark FleecsCommander Mark Fleecs was appointed as District Four Commander in August, 2015.  For the three years prior to that, he was the Commander of the Investigative Support Division, which was home to many units including those responsible for investigating gang, human trafficking and vice related crime, as well as marijuana crime enforcement.

Since joining the Denver Police Department in 1991, Commander Fleecs has served in a variety of assignments in both patrol and investigations.  He is committed to crime prevention through problem solving and building police-community relationships.

District 4 Resources

Community Resource Officers

Community Resource Officers provide community assistance on issues such as neighbor disputes, public nuisances, zoning issues, fraud and crime prevention and other neighborhood concerns.  Community Resource Officers attend regular meetings with neighborhood organizations to provide training on issues pertaining, but not limited to: the Neighborhood Watch program, commercial and home security, gang awareness, crime prevention, and more.

Contact Information

Officer Alexis Aranda
Desk: 720-913-0277

Officer Rueban Garduno
Desk: 720-913-0276

District Four CROs are supervised by:
Sergeant Chad Kendall
Desk: 720-913-0213


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Denver Police District 4
2100 South Clay Street
Denver, CO 80219
Phone: (720) 913-0200
Fax: (720) 913-0207

Dial 911 for Emergencies

Police District 4 Map