Mark Segreti is a member of the Ohio bar administered by the Supreme Court of Ohio. He is also a long-time member of the United States District Court for the Southern District of Ohio covering Columbus, Cincinnati, Dayton, and all counties in southern Ohio, the United States District Court for the Northern District of Ohio covering Cleveland, Toledo, Akron, Youngstown, Canton, Warren, and all counties in northern Ohio; the United States Court of Appeals covering Ohio, Michigan, Kentucky, and Tennessee; the United States Court of Military Appeals and the United States Supreme Court covering the entire country.