Mark Montgomery

Mark Montgomery


Mark Montgomery serves as the Executive Director of the Cyberspace Solarium Commission. The Cyberspace Solarium Commission (CSC) was established in the John S. McCain National Defense Authorization Act for Fiscal Year 2019 to “develop a consensus on a strategic approach to defending the United States in cyberspace against cyberattacks of significant consequences.” The finished report was presented to the public on March 11, 2020.

The National Defense Authorization Act for Fiscal Year 2021 reauthorized the Commission to collect and assess feedback on the analysis and recommendations contained within the final report, review the implementation of the recommendations contained within the final report, and completing the activities originally set forth for the Commission.

Admiral Montgomery served for 32 years in the U.S. Navy as a nuclear trained surface warfare officer, retiring as a Rear Admiral in 2017. His flag officer assignments included Director of Operations (J3) at U. S. Pacific Command; Commander of Carrier Strike Group 5 embarked on the USS George Washington stationed in Japan; and Deputy Director, Plans, Policy and Strategy (J5), at U. S. European Command. He was selected as a White House Fellow and assigned to the National Security Council, serving as Director for Transnational Threats from 1998-2000.

Adm. Montgomery went on to serve as Policy Director for the Senate Armed Services Committee under the leadership of Senator John S. McCain. In this position he coordinated policy efforts on national defense strategy, capabilities and requirements, defense policy and cyber issues.

Adm. Montgomery graduated from the University of Pennsylvania with bachelor’s and master’s degrees in history. He subsequently earned a master’s degree in history from Oxford University, and completed the U.S. Navy’s nuclear power training program.