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Commanding Officer, Headquarters Battalion
Colonel Samuel C. Cook

Col Cook was born and raised in Southwest Virginia and graduated from the United States Naval Academy in 1992.

He began his career as a Marine Artilleryman with 5th Battalion, 10th Marines from 1993 - 1996.  From 1996 - 1998, Col Cook served at the Marine Corps Detachment at Ft Sill, Oklahoma as a Gunnery Instructor, OIC of the Marine Cannon Crewman Course, and  Battery Commander for all Artillery Marines undergoing initial training.  From 1999 – 2001, he conducted 18 Combined Arms Exercises as the Assistant Artillery Representative (Coyote 22A) for the Tactical Training Exercise Control Group in Twenty-nine Palms CA. 

Joining 3d Battalion, 11th Marines from 2001 - 2003, he first served as Battery K Commander and later as the battalion Operations Officer during OPERATION IRAQI FREEDOM I (OIF I).

Upon the battalion’s redeployment, Col Cook studied Korean at the Defense Language Institute in Monterey, CA in order to attend the Republic of Korea Command and Staff College.  Following staff college graduation, he served as the Deputy Operations Officer for Marine Forces, Korea from 2006 - 2007.

Col Cook returned to 5th Battalion, 10th Marines in 2007 and deployed in support of OIF 06-08 as the Assistant Operations Officer for the G-5 staff of II Marine Expeditionary Force, working closely with embedded Provincial Reconstruction Teams. 

From 2008-2010, Col Cook assumed command as the Inspector – Instructor, Inspector-Instructor Staff 4th Air Naval Gunfire Liaison Company. During his tour, 4th ANGLICO consecutively deployed two detachments in support of OIF.  He relinquished command in 2010 to attend the U.S. Army War College, graduating in 2011.

From 2011 – 2014, Col Cook was assigned to US Africa Command (USAFRICOM) J7 and served as the Joint Training Branch Chief and the Joint and Combined Exercises Branch Chief, responsible for all USAFRICOM exercises conducted on the African continent. 

In August 2014, he reported to the 2d Marine Division serving as the Command Inspector General and the Assistant Chief of Staff for Operations (G3) for the Division.  In March 2016, he deployed as the Officer-In-Charge of II Marine Expeditionary Force’s Advise and Assist Team 30 and Commander, Task Force Al Taqaddum in support of OPERATION INHERENT RESOLVE (OIR).

Col Cook is a graduate of the Amphibious Warfare School, USMC Command and Staff College (Non-Resident), Defense Language Institute, Republic of Korea Command and Staff College, and the U.S. Army War College.  He holds a BS in Mechanical Engineering and a Masters in Strategic Studies.