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.

Victim Assistance Press Releases

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.

Matrix Upgrade Outage

Franklin County Prosecutor’s office is upgrading to a new version of Matrix the weekend of 11/22/24

Click the link below for more details on how you could be impacted.

Matrix Outage Details

Press Releases

Nov 20

Abdiwahab Hassan
Franklin County Prosecuting Attorney’s Office secures guilty verdict in 2022 rape case

Nov 14

Brandarius Agnew
Franklin County Prosecuting Attorney’s Office secures guilty verdict in 2022 murder of William Dammond

Nov 08

Franklin County Grand Jury Votes Not to Indict Columbus Police Officers Involved in Fatal Shooting This Year

Protect Your Teens

The new school year has begun! That means we are heading back out into the community to speak to students, parents, and educators of Franklin County schools. This year we are offering two presentations: The Side Effects of Sexting and Juvenile Law 101. Contact your local school to have them schedule a presentation with our office. Direct all inquiries to the Juvenile Division at 614-525-4440

Click Here For Both Flyers