John M. Gilligan

Executive Chairman

John Gilligan

John Gilligan was named Executive Chairman of CIS (The Center for Internet Security) in November of 2017, after serving as Interim CEO since March of 2016. He has served on CIS’ Board of Directors since 2005 and as Board Chairman since 2010.

Gilligan has more than 25 years of managerial experience in leading large organizations with expertise in cybersecurity, business strategy, organizational innovation, and program implementation.

Gilligan served as President and COO of the Schafer Corporation ( from May 2013 until May 2017. Prior to Schafer Corporation, He was President of Gilligan Group, a Virginia based IT and cyber consulting firm. Before founding the Gilligan Group, Gilligan was a Senior Vice President and Director, Defense Sector, at SRA International, Inc.

He served as the Chief Information Officer for the United States Air Force and the U.S. Department of Energy. Gilligan’s experience includes working as the Program Executive Officer (PEO) for Battle Management and Command and Control for the Air Force. He was a member of the Cyber Security Commission (formed to advise the 44th President) and as an advisor to the Office of the Secretary of Defense
on IT reform.

In addition to his work with CIS, Gilligan is currently on the boards of the Software Engineering Institute, Isobar Inc., and the Armed Forces Communications and Electronics Association. He currently co-chairs the Cyber Committee of the Armed Forces Electronics Association (AFCEA). Gilligan has also served as Chairman of the boards of directors for Cyber Griffin Inc. and HDT Global Inc.

Gilligan’s published work on cybersecurity includes The Economics of Cybersecurity Part I: A Practical Framework for Cybersecurity Investment and The Economics of Cybersecurity Part II: Extending the Cybersecurity Framework. These were done with the AFCEA International Cyber Committee.