Philadelphia  (12) State College  (10) Mechanicsburg  (8) Norristown  (7) Johnstown  (5) Pittsburgh  (5) Boyers  (4) Bristol  (3) New Cumberland  (2) Carlisle  (1) Reading  (1) Tobyhanna  (1) West Mifflin  (1)

Applied Research Laboratory at Penn State University  (10) ProSidian  (8) Deloitte  (6) Concurrent Technologies Corporation  (5) Naval Supply Systems Command  (5) Defense Counterintelligence and Security Agency  (4) Contact Government Services  (4) L3Harris Technologies  (3) Serco  (3) Arlo Solutions  (3) U.S. Army Security Assistance Command  (2) Amentum  (1) Microsoft  (1) Bailey Information Technology, LLC  (1) Environmental Protection Agency  (1) Voyager Technologies  (1) Entarian  (1) ORBIS Inc. – An Engineering Solutions Company  (1)