Founded in 2001 and headquartered in the Washington DC Suburbs, C5i® Corporation and C5i® Federal, Inc., part of the C5i fami ... ly of Companies, are comprised of an Elite group of executives and scientists that focuses on one thing and one thing only -- the science of Cyber Security. C5i was in the business of “Cyber Security” (Information Security) before the word was even coined. C5i is focused exclusively on providing a comprehensive suite of Information Assurance, Cyber Security Operations, Cyber ISR (Intelligence, Surveillance, and Reconnaissance) and Cyber Warfare services. read more