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John Costello

Principal at WestExec Advisors

John Costello is a Principal at WestExec and an Adjunct Senior Fellow with the Technology and National Security Program at the Center for a New American Security. Mr. Costello focuses on national cybersecurity, technology policy, U.S.-China trade relationship, export controls, investment screening, and U.S. policy on information and communication technology (ICT) and emerging technologies.

Mr. Costello is the former Chief of Staff and principal architect of the Office of the National Cyber Director, the first White House component created since 1988. Prior to his time at ONCD, Mr. Costello served as the Deputy Executive Director of the Cyberspace Solarium Commission, where he led the Commission’s work on cybersecurity, resilience, supply chain security, and the Commissions legislative efforts. Mr. Costello served as the Deputy Assistant Secretary of Intelligence and Security at the Department of Commerce. In that capacity, Mr. Costello established the Commerce Department’s intelligence analysis capability and led the Department’s information and communications technology and service supply-chain analytical and regulatory efforts. Prior to that, Mr. Costello also served as the Director of Strategy, Policy, and Plans and Senior Advisor to the Director of the Cybersecurity and Infrastructure Security Agency.

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