Ms. Heidi Grant, SES (Ret.) Joins The SPECTRUM Group

Alexandria, Va. – June 27, 2025 – The SPECTRUM Group (TSG) is pleased to announce that Ms. Heidi Grant, SES (Ret.) has joined its firm. Ms. Grant, a highly respected leader in global defense, aerospace, and security domains, supports client missions at the intersection of diplomacy, defense, and business, strengthening alliances, implementing technology-driven solutions, and expanding competitive positioning.

“Heidi brings exceptional experience, expertise, and integrity to TSG,” said Andrew J. Campbell, TSG Executive Chairman. “She will expertly support our clients in global partnerships, strategy, operations, and transformation. I’m grateful to Heidi for her years of service to our country and look forward to working together closely.”

Prior to joining TSG, Ms. Grant served as Vice President of Global Growth & Engagement for Boeing Defense, Space & Security, leading a global team and driving $24B in annual defense and space sector growth. Previously, she led key Office of the Under Secretary of Defense for Policy – OUSD(P) agencies, including serving as Director of the Defense Security Cooperation Agency (DSCA), leading security assistance programs involving $600B in foreign military sales (FMS) with more than 150 partner nations, and as Director, Defense Technology Security Administration (DTSA). Ms. Grant also served as the Deputy Under Secretary of the Air Force for International Affairs (SAF/IA), leading billions of dollars in FMS and cooperative agreements, directing global partnerships and technology transfers, and creating the Global Partner Opportunity List.

“TSG is fortunate to have Heidi join our team,” said TSG’s President, Major General George Close, U.S. Army (Ret.). “Her deep lifecycle background in the U.S. Department of Defense (DoD) and Fortune 100 industry will enhance many TSG practice areas, including Defense & Aerospace, International, Air Force, Army, Naval & Missile Defense, and Security.”

Earlier, Ms. Grant helped stand up U.S. Africa Command (USAFRICOM) and served as its first Director of Resources. She also served as the first and only civilian Director of U.S. Central Command (USCENTCOM), leading the Resources & Assessment, Financial Management/Comptroller, and Science & Technology Divisions.

ABOUT THE SPECTRUM GROUP

The SPECTRUM Group (TSG) is a premier Washington, D.C.-based strategic consulting, government relations, and professional services firm. Since 1993, SPECTRUM’s diversified practice has helped U.S. and global clients achieve their defense, security, and government business objectives.

Ms. Grant can be reached at (703) 683-4222 or hgrant@spectrumgrp.com.