AV  (8) Leidos  (4) SPA  (4) Akima  (3) SAIC  (3) Boeing Defense Systems  (3) Abacus Technology Corporation  (2) Astrion  (2) KBR  (2) National Nuclear Security Administration  (2) MTSI  (2) Serco  (2) Defense Threat Reduction Agency  (1) GDIT  (1) Aerospace  (1) Missile Defense Agency  (1) Air Force Global Strike Command  (1) Department of the Air Force - Agency Wide  (1) Department of Energy - Agency Wide  (1) Sierra Nevada Corporation  (1)