Serco  (20) Northrop Grumman Space Systems  (8) SPA  (4) Booz Allen Hamilton  (3) L3Harris Technologies  (3) Commander, Naval Information Warfare Systems Command (NAVWARSYSCOM)  (3) SAIC  (2) Secretary of the Navy Offices (SECNAV)  (2) GDIT  (2) MANTECH  (2) U.S. Marine Corps  (2) AV  (2) Naval Sea Systems Command  (1) Air Force Materiel Command  (1) Federal Aviation Administration  (1) Naval Facilities Engineering Systems Command  (1) KBR  (1) M.C. Dean  (1) U.S. Coast Guard  (1) Food and Drug Administration  (1) U.S. Pacific Fleet  (1) Naval Medical Command  (1) MTSI  (1) Peraton  (1)