SECRET  (135) Top Secret  (128) TS/SCI  (50) Public Trust  (1)

King of Prussia  (173) State College  (66) Philadelphia  (34) Pittsburgh  (31) Canonsburg  (23) Mechanicsburg  (18) Archbald  (12) New Cumberland  (5) Johnstown  (4) Chambersburg  (3) Fort Indiantown Gap  (3) Freeport  (3) Boyers  (2) Bristol  (2) Valley Forge  (2) Ambridge  (1) Annville  (1) Harrisburg  (1) Norristown  (1) Slippery Rock  (1) Tobyhanna  (1)

Lockheed Martin  (181) Applied Research Laboratory at Penn State University  (68) General Dynamics Mission Systems  (35) Carnegie Mellon University's Software Engineering Institute  (15) Booz Allen Hamilton  (7) Deloitte  (6) MANTECH  (6) Athena Technology Group, Inc.  (5) TEKSYNAP  (5) Concurrent Technologies Corporation  (4) RTX  (4) LMI Consulting  (4) Entarian  (4) Arlo Solutions  (4) Constellation West  (3) L3Harris Technologies  (3) KBR  (3) CSA Global LLC  (3) Alutiiq, LLC  (2) Defense Logistics Agency  (2) Scientific Research Corporation  (2) Noblis  (2) ENSCO  (2) Goldbelt  (2) LAUKOA  (2) VivSoft  (2) Defense Counterintelligence and Security Agency  (1) North Point Technology  (1) Valiant Integrated Services  (1) Moseley Technical Services, Inc.  (1) MKS2 Technologies  (1) Nuclear Regulatory Commission  (1) Trace3 Gov  (1) Empower AI  (1) Everforth ECS  (1) CACI  (1) ProSidian  (1) Cubic  (1) Data Intelligence, LLC  (1)