Garrison Commander

Colonel David L. Brewer enlisted into the Missouri National Guard in October 2000 and later participated in the Reserve Officer Training Corps (ROTC) Program in St. Louis, MO. He was commissioned as a Second Lieutenant in 2005 and assigned to the Active Guard Reserve (AGR) the same year.

Colonel Brewer assumes command of the Fort Buchanan Garrison in Puerto Rico following an assignment as the Director of Installation Management and Regional Engineer for the 81st Readiness Division (RD) in Fort Jackson, SC.

Previous command assignments include service as the Battalion Commander for 13th Battalion, Army Reserve Careers Group (ARCG) in Aurora, CO. He also completed three separate Company Command assignments with the 739th Multi-Role Bridge Company (MRBC) in Granite City, IL; Forward Support Company (FSC), 844th Engineer Battalion in Baghdad, Iraq; and 688th Maneuver Augmentation Company (MAC) in Harrison, AR. Other non-command assignments include service as the Executive Officer for the Training, Exercises, and Wargames Directorate (J7) at North American Aerospace Defense Command (NORAD) and United States Northern Command (USNORTHCOM) on Peterson Space Force Base, CO; Branch Chief for Theater Security Cooperation (TSC) Exercises (J713) at NORAD and USNORTHCOM; Operations Officer (S3) for the 854th Engineer Battalion in Saugerties, NY; Operations Officer for the Emergency Preparation Liaison Officer (EPLO) Group in Salt Lake City, UT; 844th Engineer Battalion Plans Officer in Knoxville, TN; and 739th MRBC Operations Officer.

In 2017, Colonel Brewer was selected as an Army Legislative Fellow, serving as a fellow for a year in the United States Senate. He completed a follow-on assignment in the Pentagon with the Office of the Assistant Secretary of War-Legislative Affairs (OASW-LA) as a Special Assistant for Health and Readiness Policy. While in OASW-LA, he also served as the Program Manager for the Department of War Legislative Fellowship Program, working directly with the Military Departments to place fellows for the 116th Congress during 2019-2020.

Colonel Brewer holds multiple degrees, including a Masters in Legislative Affairs from The George Washington University, Masters in Transportation and Logistics Management from American Military University, and Bachelor of Arts in History from the University of Missouri – St. Louis. He also obtained a graduate certificate in National Security Studies from the Army War College, completed the National Security Studies Program at The George Washington University, and maintains a certification as a Project Management Professional (PMP). During 2023-2024, Colonel Brewer completed the Senior Service College National Security Fellowship at Harvard University in Cambridge, MA. He is a graduate of Airborne School, Engineer Officer Basic Couse, Engineer Captain’s Career Course, Command and General Staff College, and Joint and Combined Warfighting School. Colonel Brewer is a full Joint Qualified Officer (JQO).

His awards and decorations include the General Douglas MacArthur Leadership Award, Bronze Star Medal, Defense Meritorious Service Medal, Meritorious Service Medal with Silver Oak Leaf, Joint Service Commendation Medal, Army Commendation Medal with second Bronze Oak Leaf, Army Achievement Medal, Iraq Campaign Medal, Army Reserve Component Overseas Training Ribbon with Bronze Numeral Two, Gold German Armed Forces Badge for Military Proficiency, Army Engineer Corps Bronze De Fleury Medal, Office of the Secretary of Defense Identification Badge, Army Staff Identification Badge, and Parachutists Badge.

Colonel Brewer is married to the former Tonya Trudgeon of Lebanon, Missouri. They have two daughters, Omni and Ella, and a Boston Terrier, Athena.