Criminal Investigation Division


The Criminal Investigation Division (CID) conducts in-depth investigations into major crimes that occur in the city of Dubuque. Among the crimes most frequently investigated by CID are:

  • Death investigations (homicides, suicides, child deaths, unnatural deaths, fire deaths)
  • Sexual abuse
  • Robbery
  • Arson
  • Child abuse
  • Dependent adult abuse
  • Kidnapping
  • Serious assault
  • Major financial crime
  • Computer related crimes (DEFL)
Criminal Investigation

Division Staff

CID is staffed by a captain, a lieutenant, and eight investigators.  Investigators have received extensive advanced training in crime scene processing, evidence handling, death investigation, and interviewing and interrogation. Investigators work closely with the Dubuque County Attorney’s Office, the Department of Human Services, Riverview Sexual Assault Center and the Department of Corrections for successful investigations and prosecution of cases. 

In addition to the above staff, CID is assigned an additional lieutenant and two investigators that work primarily in narcotics enforcement and are assigned to the Dubuque Drug Task Force

Additional duties of investigators include DEFL, polygraph examiner, parolee notifications, Drug Court, and public speaking. 

Please contact Capt Engleman or Lt Steil for additional information or questions.

Criminal Investigations

Contact Information






Capt Scott Engleman 563-589-4467 08:00 AM - 04:00 PM Mon-Fri Email
Lt Marty Steil 563-589-4439 10:00 AM - 06:00 PM Mon-Fri Email
Cpl Chris Gorrell 563-587-3806 08:00 AM - 04:00 PM Mon-Fri Email
Cpl Kurt Horch 563-589-7859 08:00 AM - 04:00 PM Mon-Fri Email
VACANT 563-587-3808 08:00 AM - 04:00 PM Mon-Fri
Cpl Justin Stair  563-589-4474 08:00 AM - 04:00 PM Mon-Fri Email
Cpl Luke Bock 563-589-4430 10:00 AM - 06:00 PM Mon-Fri Email
Inv Isiah Hoff 563-587-3810 10:00 AM - 06:00 PM Sun-Thur Email
Inv Dave Randall 563-589-4429 10:00 AM - 06:00 PM Mon-Fri Email
Inv Nick Schlosser 563-587-3813 10:00 AM - 06:00 PM Tue-Sat Email