Investigations Division


200 W. First St.
Claremore, OK 74017

(918) 341-1212

(918) 341-1643

Link: Claremore Police Department homepage

The Claremore Police Department Investigations Division is commanded by Sergeant John Singer.  The Investigations Division is responsible for follow-up investigation on all major crimes including homicide, manslaughter, rape, robbery, burglary, crimes against children, and various other felony criminal investigations.

The Investigations Division is also responsible for background investigations of applicants for Police Department positions and internal investigations as assigned by the Chief. The division works closely with other law enforcement agencies in coordinating investigations that cross jurisdictional boundaries.

Name Title Email Phone
Singer, John Chief Investigator (918) 341-1212
Bruner, Brant Investigator (918) 341-1212
Isaac, Mark Investigator (918) 341-1212
Grettner, Cassie Investigator (918) 341-1212
Reed, Nate Patrol Officer (918) 341-1212