G. Gary Tyack

G. Gary Tyack, Franklin County’s 51st Prosecuting Attorney, G. Gary Tyack served as a Judge on the 10th District Court of Appeals for a total of 24 years. He has also served on the Worthington School Board, as well as a visiting judge on the Ohio Supreme Court. Mr. Tyack is a U.S. Army Vietnam veteran and has served on numerous nonprofit organization boards such as Community Housing Network, Neighborhood House, Maryhaven’s Board of Directors, and United Cerebral Palsy of Central Ohio, as well as being an active member of the Worthington United Methodist Church.

Prosecutor O'Brien with Amazing Awesome OSU Students

K-9 Unit Recognized

Congratulations to the Franklin County Sheriff’s Office Therapy K9 Unit on being recognized nationally by The Office for Victims of Crime. The OVC annually recognizes individuals and organizations that demonstrate outstanding service in victim support.
Prosecutor’s and Victim Advocates have seen the difference the Therapy K9 Unit makes in the lives of victims by comforting them through these difficult times.

Conviction Integrity Unit

The Franklin County Prosecutor’s Office is in the process of establishing a Conviction Integrity Unit. Policies and procedures are being developed to ensure the unit has a solid foundation built upon Ohio Law, transparency, and evidence-based research. Further additions to the website to come. Click here for the application 

Francine Matteson and the Prosecutor's Office recognized for CCC Involvement.

We would like to announce that the Prosecutor's Office and Francine Matteson have been recognized for our participation in the Combined Charitable Campaign (CCC) . Our office has been congratulated for achieving 100% of our goal and Francine has been recognized for her outstanding service as Coordinator. We were also awarded this year’s Circle of Excellence Award for participation in the CCC. Each year only one county department is recognized.

Evidence Management

Digital Evidence like body camera, cruiser and security video are common in almost every case.

See the Digital Evidence page for helpful information for Law Enforcement or Defense.