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NATO HQ Sarajevo  /  We Are NATO  /  Meet the team  /  Command Sergeant Major

Senior Enlisted Advisor

 Command Sergeant Major Todd Gagnon

Command Sergeant Major Gagnon is a graduate of the United States Army Sergeants Major Academy. He enlisted in the Active Duty Army in 1986 and served with the 94th Engineer Battalion in Darmstadt Germany, he later joined the New Hampshire Army National Guard, serving in Charlie Company of 3-172d Infantry Battalion (Mountain).  Upon completing his service with the New Hampshire Army National Guard, he transferred to the 124th Regional Training Institute of the Vermont National Guard where he served as an instructor at both the Army Mountain Warfare School and in the Infantry Training Branch.  As a First Sergeant, he served in both 3-172 Infantry Battalion Headquarters and Headquarters Company (Mountain) and 3-172 Infantry Battalion Alpha Company (Mountain).  In October 2014, he was competitively selected as the 3-172 Infantry Battalion Command Sergeant Major, with a follow on mission as the 1/172 Cavalry (Mountain) Battalion CSM and culminating as the 86th Infantry Brigade Combat Team (Mountain) Command Sergeant Major before undertaking the G3 Operations Sergeant Major position at Joint Forces Headquarters, Colchester, Vermont.     

CSM has multiple deployments, of note he deployed in 2010 as a Platoon Sergeant with Alpha Troop 1/172 Cavalry Squadron in support of Operation Enduring Freedom, and in 2021 as a Command Sergeant Major as the KFOR29 Regional Command East Senior Enlisted Advisor in Kosovo.  

CSM Gagnon resides in Woburn MA and has three children, Noah, Olivia and Finnegan and three grandchildren, Bode, Clara and Turner.