Marshall Denney

Vice President Navy

Marshall “Hooker” Denney joined CSA in January of 2023 as vice president leading CSA’s Navy business unit. He is responsible for the operational execution to deliver excellence on client requirements while achieving company-related business and financial goals. Marshall is highly experienced in delivering proficiency in all aspects of business operations, building high performance teams, and in business development.  

Before joining CSA, Marshall served as vice president of operations at Amentum, an $8B year company and spin-off from AECOM (NYSE: ACM). There, Marshall led the Counter-Threat & Capabilities Integration and the Major Command (MAJCOM) Technology Integration business units – developing strategies for innovation, experimentation, and the operational integration of technologies.  

Prior to his private sector experience, Marshall served nearly 28 years in the United States Marine Corps, retiring as a Colonel in 2014. He served twice as a commanding officer, was director of the Joint Electronic Warfare Center, and culminated his career as the J35 and Deputy Director of Operations for U.S. Cyber Command. While at USCYBERCOM, he earned a certificate for the Joint Advanced Cyber Warfare Course.  

Marshall is a recognized expert in cyberspace operations, electromagnetic spectrum operations, technologies, threat/mitigation actions, strategies and policy/doctrine development. He has advised numerous organizations including Congressional Committees, Department of Defense, National Security Agency, Department of Homeland Security, NATO, and various Coalition Partners.  

Marshall holds a Master of Science in National Security Strategy from the National War College, with the Information Resources Management College’s certificate in the Information Operations Concentration Program (IOCP). He also holds a Master of Arts in National Security & Strategic Studies from the Naval War College, College of Command & Staff.