Commander of the Department of the Air Force Office of Special Investigations

The Commander of the Office of Special Investigations (OSI/CC) heads the Office of Special Investigations (OSI) and derives its independent criminal investigative authority directly from the Secretary of the Air Force. OSI is also a field operating agency under the administrative guidance and oversight of the Inspector General of the Department of the Air Force.

Brigadier General Terry L. Bullard is the current and 19th Commander of OSI.

By federal statue,  OSI is a federal law enforcement agency with responsibility for conducting criminal investigations, counterintelligence, specialized investigative activities, protective service operations and integrated force protection for the Air Force and Space Force. OSI is also a combat-ready military criminal investigative organization that provides the Air Force and Space Force a wartime capability with counterintelligence support to force protection to find, fix, track and neutralize enemy threats in hostile and uncertain environments. OSI is the Air Force and Space Force's focal point for working with U.S. and foreign nation law enforcement and security services in order to provide timely and accurate threat information in all environments. The activities of OSI are conducted by a worldwide network of over 2,000 military and civilian special agents stationed at major Air Force and Space Force installations and a variety of worldwide special operating locations.