Colonel Michael D. Poss assumed duties as Garrison Commander at Fort McCoy, Wisconsin, on June 10, 2020. Immediately prior to this assignment he served as the Chief of Staff of the 451st Expeditionary Sustainment Command, Wichita, Kansas.

Poss earned a master’s of business administration degree in Business and Leadership from the University of South Dakota, Vermillion, S.D., and a master's degree in Strategic Studies from the U.S. Army War College, Carlisle Barracks, Pa. His military education includes the Quartermaster Officer Basic and Advanced Courses, Combined Arms and Services Staff School, U.S. Army Command and General Staff College, Advanced Joint Professional Military Education, and the U.S. Army War College. He received his Army officer commission in 1993 from the University of South Dakota, Vermillion, S.D., Reserve Officers’ Training Corps program.

Poss is a joint qualified officer and has served in various locations as Platoon Leader, Detachment Commander, Observer Controller/Trainer, BN S4 Logistics Officer, G3 Plans Officer, S3 Operations Officer, and a Logistics Structure Analyst. He also served as the Battalion Commander of the Army Reserve Element, U.S. Strategic Command, Offutt Air Force Base, Neb. and Brigade Deputy Commander, Logistics Support Brigade, Rock Island Arsenal, Ill.

Poss first deployed as a Sergeant during Operation Desert Storm in 1990 to Saudi Arabia, Kuwait and Iraq. He then deployed as a logistics officer with the 3d Corps Support Command to Iraq in 2005 in support of Operation Iraqi Freedom and later with the 3d Expeditionary Sustainment Command to Afghanistan in 2012 in support of Operation Enduring Freedom.

His awards and decorations include the Defense Meritorious Service Medal with Oak Leaf Cluster, Meritorious Service Medal with four Oak Leaf Clusters, Joint Service Commendation Medal, Army Commendation Medal with three Oak Leaf Clusters, Joint Service Achievement Medal, Army Achievement Medal with three Oak Leaf Clusters, Army Parachutist Badge, Air Assault Badge, and Aerial Delivery and Materiels Officer Badge as well as related campaign medals for Operation Desert Storm, Operation Iraqi Freedom and Operation Enduring Freedom.