About Us

Greater Cincinnati Investigation, Inc. (GCI) is an investigations company dedicated to providing our clients with valid results using an extensive range of services and investigation skills. We have been servicing the business, corporate, insurance and legal communities in the tri-state area since 1982.  Our management team includes John Graf and Mary Hosking, who supervise and direct all investigations and supply updates to our clients on a daily basis.

GCI is a member of several professional associations and works closely with attorneys, employers, TPA businesses, the insurance industry and state and local law enforcement. Building on the principal of providing professional, high quality investigations at a reasonable cost, GCI has grown steadily since its founding and employs experienced investigators in the tri-state area.  Covering Ohio, Kentucky and Indiana, our background checks, research services, covert/overt surveillance, skip tracing
and process services are second to none. And as insurance fraud investigators,
we have gained a reputation for meticulous and delicate practices that ensures results.

After years of growth, our service area has expanded, not only in Ohio, Kentucky
and Indiana, but we have also worked cases throughout the U.S.