Chart titled: OIG Organization ChartTop Level: Inspector General, Vacant Deputy Inspector General, Patricia M. Black 6 Offices report directly to the Inspector General Office 1: Counsel to the Inspector General, Fred W. Gibson Office 2: Office of Investigations, Assistant Inspector General - Sara Gibson (Acting) Office 3: Office of Audits, Assistant Inspector General - Russell Rau Office 4: Office of Management and Congressional Relations, Assistant Inspector General - Rex Simmons |