Huntsville  (27) Montgomery  (4) Redstone Arsenal  (2) Cullman  (1)

Leidos  (13) Boeing Defense Systems  (4) Lockheed Martin  (3) KBR  (3) Air Force Civilian Career Training  (2) IronMountain Solutions  (2) Department of the Air Force - Agency Wide  (2) MTSI  (2) General Dynamics Mission Systems  (1) U.S. Army Test and Evaluation Command  (1) Astrion  (1)