Montgomery County Prosecutor LogoOffice of the Prosecutor


The Prosecuting Attorney is the chief legal advisor and attorney for Montgomery County. The responsibilities of the County Prosecutor include the prosecution of persons charged with felony offenses, providing legal advice and counsel to all county elected officials and county departments, handling legal proceedings involving juveniles who violate the law, researching, drafting and arguing all appeals of criminal and civil cases emanating from Montgomery County, and representing township trustees.

The primary function of the Prosecuting Attorney is to prosecute felony criminal cases in the county. The Criminal Division handles cases before the Grand Jury, Preliminary Hearings in Municipal and County Courts, hearings in Common Pleas Court, Juvenile Court, the Court of Appeals, and the Supreme Courts of Ohio and the United States. Prosecutors are also assigned to the County Courts and have jurisdiction in designated areas of the unincorporated townships.


Phone: (937) 225-5757


Mathias H. Heck, Jr., Prosecuting Attorney
Prosecuting Attorney:
Mathias H. Heck, Jr.


Debra Armanini, First Assistant Prosecutor
First Assistant Prosecutor:
Debra B. Armanini


Cara Sweet, Administrative Secretary
Executive Assistant:
Cara Sweet


Greg R. Flannagan, Administrative Assistant, Public Information Officer
Administrative Assistant, Public Information Officer:
Greg R. Flannagan


Barbara J. Plemons, Personnel, Payroll and Fiscal Officer
Personnel, Payroll and Fiscal Officer:
Barbara J. Plemons


Kelsey Mangan - Administrative Secretary

Administrative Secretary:
Kelsey Mangan


Linda Henderson


Switchboard Operator:
Barbara Dodd


Rich Blakley
Debbie Hendrickson

Records Manager:
Tom Kalbaugh


© 2012 Montgomery County, Ohio. All rights reserved.