Col. Timothy M. Greenhaw assumed command of the U.S. Army Environmental Command in July 2016, following service as Deputy Director for Chemical and Biological Technologies Department at the Defense Threat Reduction Agency.

A native of Red Wing, Minnesota, Col. Greenhaw received his U.S. Army Chemical Corps commission in 1992, serving as a Battalion Chemical Officer in Korea before reassignment to Schofield Barracks, Hawaii. He was a Platoon Leader, then as a Division Artillery Chemical Officer for the 82nd Airborne Division, Fort Bragg, North Carolina, and as 21st Chemical Company Smoke/Decon (Airborne) Commander. While assigned to the 472nd Chemical Battalion in Chicago, Illinois, he became a Battalion Operations Officer and served as 82nd Airborne Division Deputy Chemical Officer and a Division G3 Training and Operations Officer before becoming Battalion S3 and Executive Officer for the 4th Infantry Brigade, 82nd Airborne Division at Fort Bragg. There, Col. Greenhaw also served as 18th Airborne Corps Anti-Terrorism/Force Protection Operations Officer, then deployed to Iraq for 14 months. Returning to Fort Bragg, he served as the 18th Airborne Corps’ CBRN Operations Officer before his assignment to Yongsan, Korea as 8th Army CBRN Officer; and Executive Officer to the Commanding General, 8th Army/Chief of Staff, UNC/CFC/USFK. Col. Greenhaw served as Commander, Pueblo Chemical Depot from 2011 to 2013, followed by his assignment as Executive Officer, Technical Inspections Division, U.S. Army Inspector General Agency through July 2014.

Col. Greenhaw earned a Bachelor of Arts degree in Environment Policy and Analysis from Bowling Green State University, Ohio; a Master of Science in Administration from Central Michigan University, and a Master of Science in National Resource Strategy from the National Defense University. His military education includes Airborne, Air Assault, the Chemical Officer Basic and Advance courses, Combined Arms and Services Staff School, Jumpmaster, Command General Staff College, Inspector General Course, and the Eisenhower School for National Security and Resource Strategy.

Col. Greenhaw’s awards and decorations include the Bronze Star Medal, National Defense Service Medal (three awards), Meritorious Service Medal (five awards), Army Commendation Medal (three awards), Army Achievement Medal (two awards), the Joint Meritorious Unit Award, Army Superior Unit Award, Iraq Campaign Medal Campaign Stars, Global War on Terrorism Service Medal, Korean Defense Service Medal, the Army Service Ribbon, Overseas Service Ribbon, the Air Assault and Senior Parachutist Badge.

Col. Greenhaw is married and has three children.