Greg Stewart WHEELING — After more than 25 years as Ohio County administrator, Greg Stewart is leaving the job to focus on his duties as manager of The Highlands development. The Ohio County Development Authority approved a contract with Stewart during its meeting this week, and he will have the title of OCDA manager. Details of the contract are not being made public. Stewart will leave his job as county administrator after Dec. 31, said Commissioner Randy Wharton, who also serves as president of the OCDA. Stewart did not return messages seeking comment this week. Stewart already has an office at The Highlands, and will continue to have an office within the City-County Building, Wharton said.