Colonel Mark A. Holler assumed responsibility as the 43rd Commandant of the U.S. Army Air Defense Artillery School and as the Chief of Air Defense Artillery at Fort Sill, Oklahoma on 3 May 2019. COL Holler's prior assignment was as Director, HQDA G-3/5/7 DAMO-Fires.

A native of Florida, COL Holler graduated from the University of North Florida in 1992 as a ROTC Distinguished Military Graduate and was commissioned into the Air Defense Artillery Corps. His military education includes the Air Defense Artillery Officer Basic Course, Infantry Officer Advanced Course (Distinguished Honor Graduate), US Army Jumpmaster Course, Combined Arms Services Staff School, Air Command and Staff Course, and the Army War College (Distinguished Graduate).

COL Holler’s initial assignment was with the 1st Battalion, 5th Air Defense Artillery, 24th Infantry Division, Fort Stewart Georgia as a Vulcan Platoon Leader, Bradley Stinger Fighting Vehicle (BSFV) Platoon Leader, and Battery Executive Officer.

Upon graduation from the Infantry Officer Advanced Course in 1996, COL Holler was assigned to Fort Bragg and served as an Air Defense Fire Coordination Officer in the 1st Battlefield Coordination Detachment, and then as an Assistant S3 and Battery Commander in 3rd Battalion, 4th Air Defense Artillery, 82nd Airborne Division. Following command, he served as an Observer Controller at the Joint Readiness Training Center, Fort Polk Louisiana from 1999 to 2001.

COL Holler returned to Fort Bragg in 2001 and deployed to Afghanistan in 2002, serving as a CJ3 Battle Captain for CJTF-180. In 2003 COL Holler deployed to Kuwait and Iraq where he served as an Army Liaison Officer to the 1st Marine Division during the initial invasion and early occupation phase of Operation Iraqi Freedom (OIF).

After graduating from the Air Command and Staff College in 2005, COL Holler returned to Fort Bragg where he served as the XVIII Airborne Corps G3 Chief of Operations, and then as the Battalion S3 for the 82nd Airborne Division Special Troops Battalion. In 2007 he deployed to Afghanistan and served as a Brigade Task Force S3 in Regional Command – East. COL Holler then served as the Brigade S3 and Deputy Commanding Officer, 108th ADA Brigade at Fort Bragg from 2008 to 2010.

While stationed at Fort Hood from July 2010 to June 2013, COL Holler commanded 1st Battalion, 44th Air Defense Artillery and served as the Deputy Commanding Officer, 69th ADA Brigade, deploying twice in support of Operation Enduring Freedom.

Following graduation from the US Army War College in 2014, COL Holler was assigned as the ACoS, G3 for the 32d Army Air and Missile Defense Command at Fort Bliss, TX. He then served as Commander, 35th Air Defense Artillery Brigade in Korea from June 2015 to June 2017. Following brigade command, COL Holler served as the Executive Officer to the Army Inspector General from June 2017-July 2018.

COL Holler's awards and decorations include the Legion of Merit (3 OLC), Bronze Star (2 OLC), Meritorious Service Medal (4 OLC), and Joint Service Commendation Medal. His badges include the Ranger Tab, Master Parachutist Badge, Combat Action Badge, and Army Staff Identification Badge.

CW5 Brown was born in Eastland, Texas, in August 1972. He entered the Army from Plano, Texas, in July 1992.

CW5 Brown attended Basic Combat Training at Fort Jackson, South Carolina, followed by Advanced Individual Training as a Multi-Channel System Operator at Fort Gordon, Georgia. His military education includes the Primary Leadership Development Course, Warrant Officer Candidate School, Warrant Officer Basic Course, Warrant Officer Advanced Course, Warrant Office Staff Course, and Warrant Officer Senior Staff Course. His civilian education includes an associate’s degree in applied science technical studies from Excelsior College.

CW5 Brown’s previous assignments include: Bravo Company 304th Signal Battalion, Camp Long, Republic of Korea, as a Multi-Channel System Operator; HHB 4th Battalion 7th Air Defense Artillery Regiment, Fort Lewis, Washington, as a Multi-Channel System Operator; 35th Air Defense Artillery Brigade, Fort Bliss, Texas, as an Intelligence Analyst; HHB, 31st Air Defense Artillery Brigade, Fort Bliss, Texas, as an Air Defense Systems Integrator; Bravo Battery, 2nd Battalion, 6th Air Defense Artillery Brigade, Fort Bliss, Texas, as an Air Defense Systems Integrator Warrant Officer Basic Course (MOS 140A) Instructor; HHB, 5th Battalion 5th Air Defense Artillery Regiment, Fort Lewis, Washington, as an Air Defense Systems Integrator; Headquarters and Alpha Battery 2nd Battalion 6th Air Defense Artillery Regiment, Fort Sill, Oklahoma as the 140A Warrant Officer Education System Chief and 140A Warrant Officer Advance Course Manager; Army Evaluation Center, Aberdeen Proving Grounds, Maryland, as a Network Integration Event Operations Officer, 32d Army Air and Missile Defense Command, Fort Bliss, Texas as the Strategic Tactical Data Link Coordinator, Army Futures Command’s Air and Missile Defense Cross Functional Team Technical Advisor.

CW5 Brown’s Awards and decorations include the Bronze Star Medal (2nd award), Meritorious Service Medal (4rd award), Army Commendation Medal (5th award), Army Achievement Medal (11th award), Army Good Conduct Medal (2 Knots), National Defense Service Medal (Campaign Star), Southwest Asia Service Medal, Iraq Campaign Medal, Global War on Terrorism Expeditionary Medal, Global War on Terrorism Service Medal, Korean Defense Service Medal, and the Overseas Service Ribbon.

CW5 Brown is currently assigned as the sixth Chief Warrant Officer of the Air Defense Artillery Branch (CWOB). He has been married 28 years to the former Samantha Stephens of Plano, Texas. They have five adult sons: Jacob, Brian, Geoffrey, Christopher, and Andrew.

Command Sergeant Major (CSM) Stephen A. Burnley assumed his duties as the Air Defense Artillery Regimental Command Sergeant Major on 14 December 2018. He has held a variety of positions in airborne and air defense artillery units throughout his career, ranging from a stinger gunner to command sergeant major.

CSM Burnley is from Alexandria, Virginia and entered the United States Army in February 1993. He attended Basic Training at Fort Sill, Oklahoma, and Advanced Individual Training at Fort Bliss, Texas graduating as a 14S Avenger Crewmember. His previous assignments include the following: CSM 32D Army Air and Missile Defense, Fort Bliss, Texas; CSM 10th Army Air and Missile Defense Command, Kaiserslautern, Germany; CSM, 5th Battalion, 7th Air Defense Artillery, Rhine Ordnance Barracks, Germany; Operations Sergeant Major, 4th Battalion 3rd Air Defense Artillery, Fort Sill, Oklahoma; Senior Enlisted Advisor, 8th Iraqi Army Division Military Transition Team (47433), MNF-S; First Sergeant, Headquarters and Headquarters Battery, 108th Air Defense Artillery Brigade (Airborne); First Sergeant, Detachment 3, 1st Space Battalion, 1st Space Brigade, Space and Missile Defense Command, Shariki, Japan; First Sergeant, Alpha Battery, 3rd Battalion (Airborne) 4th Air Defense Artillery Regiment (ADAR), 82nd Airborne Division, Fort Bragg, North Carolina; Platoon Sergeant, Bravo Battery, 3rd Battalion (Airborne) 4th ADAR; Officer Basic Course Instructor, 4th Battalion, 6th Air Defense Artillery, Fort Bliss, Texas; Operations Sergeant and Observer Controller at the Joint Readiness Training Center (Airborne), Fort Polk, Louisiana; Stinger Section Sergeant and Team Chief, Delta Battery, 3rd Battalion (Airborne) 4th ADAR, 82nd Airborne Division, Fort Bragg, North Carolina; Avenger Crewmember, 5th Battalion 5th Air Defense Artillery, Camp Stanton, South Korea.

CSM Burnley has completed numerous military schools and courses including Cheju-do Rappelling and Mountaineering, Jungle Operations, Jumpmaster, Combatives, Joint Firepower, Battle Staff, Army Force Management, Senior Enlisted Joint Professional Military Education, and the Advanced Military Transition Team Courses. He has completed all levels of the Non Commissioned Officers Education System and is a graduate of the United States Army Sergeants Major Academy Class #61 (Resident) and the Executive Leader Course. He holds a Bachelor’s of Science Degree.

His awards and decorations include the Legion of Merit, Bronze Star Medal, Meritorious Service Medal (1 Silver and 2 Oak Leaf Clusters), Army Commendation Medal (1OLC), Army Achievement Medal (4OLC), Joint Meritorious Unit Award, Army Superior Unit Award (1OLC), Army Good Conduct Medal (8th Award), National Defense Service Medal (w/Bronze Star), Korean Defense Service Medal, Iraqi Campaign Medal, Global War on Terrorism Service Medal, Humanitarian Service Medal, Overseas Service Ribbon (w/Numeral 5), Military Outstanding Volunteer Service Medal, Master Parachutist’s Badge, British Royal Parachutists Badge, and is a member of the Ancient Order of Saint Barbara.

CSM Burnley is married to Victoria, and they have two daughters.