Division of Special Operations


 Captain Mike Thompson

Commanding Officer:
Captain Mike Thompson

The Division of Special Operations provides support to the department's Patrol function and is comprised of the Bureau of Criminal Investigations, Bureau of Community Affairs and Bureau of Special Enforcement. The Division's functions include special event management, patrol & investigative responsibilities for the city's retail corridor & parks, court security, neighborhood liaison, code enforcement, emergency management, school resource officer services and patrol services contracted to the City of Clarkson Valley.


Bureau Director
Detective Lt. Mark Bruegenhemke


The Bureau of Criminal Investigations is responsible for the follow-up investigation of all active offenses reported within the geographical boundaries of the City of Chesterfield.

The Bureau is supervised by a plain-clothes lieutenant and consists of eight additional employees; seven detectives and one civilian clerk/secretary. Six of the detectives work primarily out of police headquarters; each are assigned investigations within a specific police sector within Chesterfield. One of the sector detectives also serves as the agency's juvenile detective. 

One additional member of the Bureau is currently detached to the St. Louis County Drug Task Force. Additionally, all commissioned members of the Bureau serve as active members of the Greater St. Louis Major Case Squad and are detached on occasion to serve as homicide investigators during the investigation of high profile murders in other area cities. The Unit is also responsible for major crime scene management, all crime scene processing, intelligence information management, and personnel background investigations.

Bureau Commander:
Lt. Sheilah Davis 


The Community Affairs Unit is responsible for all crime prevention, police community relations and youth based programs and initiatives. The unit's programs include the DARE program, Safety Town, COPPS , code enforcement, citizen fingerprinting, speaker's bureau, Neighborhood Watch, child car seat installation program and coordinating the citizen police academy.  The Department's Volunteers in Policing (VIP) program and the Chesterfield Police Explorer Post 
are also housed within the Community Affairs Unit.

School Resource Unit

The School Resource Unit serves as resources and department liaisons at nineteen public and private schools located in Chesterfield and Clarkson Valley.  The agency has ten full time officers assigned to the program.  Six of the School Resource Officers (SROs) are individually assigned to the three public high schools and three public middle schools located in the two cities. The senior high and middle school SRO programs are partially funded by the Parkway School District and the Rockwood School District representing one of the department’s many successful community partnerships.  The program has been and continues to be highly successful.

In recent years the department has added four additional officers to the unit that serve a similar role in the City’s elementary schools, the Elementary SRO program.  Each ESRO is assigned three elementary schools where they spend their time providing high visibility security, make presentations in the classroom and becoming a an integral part of the school community. 


Bureau Director:
Sergeant Keith Rider

Special Enforcement Unit (SEU)

The  Special Enforcement Unit (SEU) unit is responsible for handling all calls for service and providing a high level of uniformed visibility in all of the City's parks, trails and the four primary retail centers within the City Limits of Chesterfield. The unit is currently staffed with eight uniformed police officers.

Clarkson Valley Unit
On July 1, 2017 the department entered in to a contractual agreement with the neighboring City of Clarkson Valley to provide comprehensive police services; 24-hour uniform patrols, traffic enforcement, response to calls for service, court and meeting security and community engagement programs. The unit consists of six uniformed police officers.