Ms. Ariane Whittemore, SES (Ret.) Joins The SPECTRUM Group

Alexandria, Va. – October 10, 2024 – The SPECTRUM Group (TSG) is pleased to announce that Ms. Ariane Whittemore, SES (Ret.) has joined its firm. Ms. Whittemore delivers exceptional expertise in Department of Defense (DoD) and private sector business domains, leveraging her deep experience gained from 30-plus years of experience advising and leading programs within and across military services and for major defense contractors.

“Ariane brings exceptional experience, expertise, and integrity to TSG,” said Andrew J. Campbell, TSG Executive Chairman. “She will expertly support our clients in Navy, Marine Corps, DoD, and related government and Congressional relations domains, especially financial, logistics, people, and resource management and oversight. I’m grateful to Ariane for her years of service to our country and look forward to working together closely.”

Prior to joining TSG, Ms. Whittemore served as Managing Director at Grant Thornton Public Sector (now Guidehouse), supporting clients in Navy, Marine Corps, and Office of the Secretary of Defense (OSD) domains as a Senior Defense Advisor and Project Executive. Ms. Whittemore served a 20-year Senior Executive Service (SES) career, retiring as Assistant Deputy Commandant for Programs and Resources, U.S. Marine Corps, where she led program strategies and development of a $30B annual budget. Previously, she served as Assistant Deputy Chief of Naval Operations (CNO) for Fleet Readiness & Logistics, managing a $25B annual budget and serving as the Senior CNO Civilian Advisor and liaison to Navy, DoD, and Congressional stakeholders. In Operations Enduring Freedom and Iraqi Freedom, Ms. Whittemore served as Deputy CNO, Fleet Readiness & Logistics (Acting). She represented the Navy at the Joint Staff, OSD, interagency, and Congressional levels, and led policy development and implementation, operational oversight, and program planning for $25B in programs annually.

“TSG is fortunate to have Ariane join our team,” said TSG’s President, Major General George Close, U.S. Army (Ret.). “Her deep defense strategic advisory and program management background, spanning services and global efforts, enhance TSG’s Defense & Aerospace, International, and Government Relations practice areas, benefitting TSG’s clients.”

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. Whittemore can be reached at (703) 683-4222 or awhittemore@spectrumgrp.com.