King of Prussia  (31) Philadelphia  (10) State College  (6) Mechanicsburg  (4) Johnstown  (3) Pittsburgh  (3) Boyers  (2) Chambersburg  (1) Monroeville  (1) New Cumberland  (1)

Lockheed Martin  (22) CACI  (6) Applied Research Laboratory at Penn State University  (4) Deloitte  (3) Concurrent Technologies Corporation  (3) Noblis  (3) RTX  (3) General Dynamics Mission Systems  (2) Defense Counterintelligence and Security Agency  (2) North Point Technology  (2) MANTECH  (2) Entarian  (2) Stellar Innovations  (1) PGTEK  (1) Contact Government Services  (1) KBR  (1) Goldbelt  (1) Arcfield  (1) U.S. Army Aviation and Missile Command  (1) Quantum Sky  (1) Sabre Systems, LLC  (1) Potawatomi Federal Solutions, LLC.  (1) WILLCOR  (1)