 The airport is home to the Mansfield Lahm Air National Guard Base and the 179th Airlift Wing (179 AW), an Ohio Air National Guard unit operationally-gained by the Air Mobility Command (AMC).The unit has about 1000 personnel, of which about 300 are full-time Active Guard and Reserve (AGR) and Air Reserve Technician (ART) personnel and the remaining 760 are traditional part-time air national guardsmen.The wing has been active at Mansfield Lahm since its establishment in 1948, operating various fighter aircraft until 1976 when it transitioned to an airlift mission with C-130 Hercules aircraft.