Maintenance RESET Part 1
For the next two weeks, Army Reserve Soldiers from the 223rd Ordnance Company out of Grand Prairie, Tx. will be working with the 407th Army Field Support Battalion - Hood to repair and RESET U.S. Army Reserve Command RESET equipment. After Army Reserve equipment is used overseas to support combat operations, it returns to Field Support Battalions for repair and maintenance - RESET. During their annual training, Soldiers of the 223rd Ordnance Company will service on vehicles, weapons, generators, radios, and more.
Maintenance RESET Part 2
The purpose of the RESET mission is for Army Reserve Soldiers to increase equipment readiness by repairing U.S. Army Reserve equipment from across the nation. It is also a valuable opportunity for 94F (Computer/Detection Systems Repairers), 94E (Radio and Communications Security Repairers), and other logistics military occupational skills to get hands-on training with equipment, conducting "real world" repairs.
MORE PHOTOS

In the News
A moment that defines us: Army Reserve command enters Mojave Falcon 2025
On June 4–5, 2025, Army Reserve senior leaders—LTG Robert D. Harter, CSM Gregory Betty, and CW5 Lashon White—visited Fort Hunter-Liggett, California, during Operation Mojave Falcon 2025. The team engaged with Soldiers across multiple training sites, observing large-scale integrated training involving more than 9,000 participants. The exercise is a first-of-its-kind Army Reserve event integrating CSTX, Global Medic, QLLEX, Port Operations, Nationwide Move, and NTC. (U.S. Army Reserve photo by Capt. William Stroud, 311th Expeditionary Sustainment Command)
June 13, 2025 - In the rugged terrain of Fort Hunter-Liggett, California, more than 9,000 Army Reserve Soldiers are pushing the limits of readiness and integration during Operation Mojave Falcon 2025—the largest and most complex training...
Joint assault hoseline and fuel ops strengthen U.S.-U.K. ties at Mojave Falcon
U.S. Army Reserve Soldiers from the 141st Quartermaster Company teamed up with soldiers from the United Kingdom’s 152nd North Irish Regiment, Royal Logistic Corps, to set up an assault hose system at Fort Barfoot, Virginia, on June 9, 2025. Mojave Falcon is a multi-faceted, first-of-its-kind Army Reserve training exercise that integrates the Combat Support Training Exercise (CSTX), National Training Center (NTC), Global Medic, Quartermaster Liquid Logistics Exercise (QLLEX), Port Operations, and Nationwide Move (U.S. Army Reserve photo by Staff Sgt. Kanangwe, 311th Expeditionary Sustainment Command)
June 13, 2025 - U.S. Army Reserve Soldiers from the 141st and 1018th Quartermaster Companies partnered with soldiers from the United Kingdom’s 152nd North Irish Regiment, Royal Logistic Corps, to conduct joint bulk fuel distribution...
Army Reserve chaplain leads discussion on love and readiness during Building Strong and Ready Teams event at Fort Barfoot
Chaplain (Capt.) Felix Chukwuma of the 380th Quartermaster Battalion preached love and relationship during the Building Strong and Ready Teams (BSRT) session at Bulla Chapel, Fort Barfoot, Virginia, on June 7, 2025. Centered on the book
June 12, 2025 - More than 400 Army Reserve Soldiers participating in Mojave Falcon 2025 gathered at Bulla Chapel for a Building Strong and Ready Teams (BSRT) session hosted by Chaplain (Capt.) Felix Chukwuma of the 380th Quartermaster...
The Archangels of Army Reserve training exercise Mojave Falcon
Command Sgt. Maj. Sean Stoddard (left), command sergeant major, 4/361st Infantry Battalion (OC/T), 1st Brigade, 91st Training Division, is pictured with Sgt. 1st Class Latasha Mimms, senior supply sergeant, 4/361st Inf. Bn., 1st Bde., 91st TD, with donations from the Military Support Foundation (MSF) intended for Soldiers at Mojave Falcon 25, June 3. Soldiers who received these items were part of a grassroots partnership and community outreach, led by Stoddard, founder of The Archangels, a Phoenix based non-profit, who facilitated the delivery of thousands of donated snacks, drinks and comfort items directly to soldiers in the field – an effort grounded in servant leadership and commitment to soldier care. Mojave Falcon is the Army Reserve’s largest and most complex training exercise, designed to test readiness in a Large-Scale Combat Operations (LSCO) environment. The operation integrates multiple exercises including CSTX, Global Medic, QLLEX, and Nationwide Move. (U.S. Army Reserve Photo by Maj. Alun Thomas, 91st Training Division Public Affairs)
June 10, 2025 - Under the unforgiving sun of California’s central coast region, 9,000 Soldiers converge on Fort Hunter Liggett for Operation Mojave Falcon, an intensive training exercise designed to prepare Army Reserve units for future...
Congressional staff delegation observes Army Reserve readiness at Operation Mojave Falcon
Congressional staffers watch a medical HH-60 Black Hawk helicopter fly over a field hospital during Operation Mojave Falcon at Fort Hunter Liggett on June 6, 2025. The congressional delegation’s visit reinforced the importance of sustained investment in realistic, scalable, and modernized training for the Total Force. It also spotlighted the Army Reserve’s essential role in delivering capable, lethal, and ready formations in support of national defense priorities.Operation Mojave Falcon synchronizes five major exercises—including the Combat Support Training Exercise (CSTX), Global Medic, and Quartermaster Liquid Logistics Exercise—across premier Total Force training platforms such as Fort Hunter Liggett, Fort Irwin, and supporting sites nationwide. The operation involves more than 9,000 Army Reserve Soldiers from over 207 units, supported by active duty and National Guard enablers.
June 10, 2025 - Four congressional staffers visited Fort Hunter Liggett to observe Operation Mojave Falcon, a first-of-its-kind, large-scale U.S. Army Reserve training exercise aimed at enhancing combat readiness, interoperability, and...
Mojave Falcon 25 expands Army Reserve training scope
U.S. Army Reserve Soldiers secure the perimeter of their forward operating base during Mojave Falcon at the National Training Center, Fort Irwin, Calif., June 1. Mojave Falcon 2025 is a multi-faceted first-of-its-kind Army Reserve training exercise that integrates Combat Support Training Exercise (CSTX), Global Medic, Quartermaster Liquid Logistics Exercise (QLLEX), Port Operations and Nationwide Move. (U.S. Army Reserve photo by Staff Sgt. Heath Doppke/79th Theater Sustainment Command)
June 6, 2025 - Army Reserve Soldiers have engaged in large scale ground combat exercises traversing the rugged, Northern California landscape of Fort Hunter Liggett to the arid badlands of the Mojave in the south...
Mojave Falcon 25: Army Reserve's largest exercise ever
Army Reserve Soldiers from the 311th ESC prepare for convoy operations.
May 15, 2025 - That’s the focus of the first-of-its-kind multifaceted Army Reserve exercise named Operation Mojave Falcon -- the largest Army Reserve exercise ever...
Falcon Nation Unites: 2025 79th TSC Best Warrior and Best Squad Showdown
From April 6 to April 10, Soldiers from across the Army Reserve converged at Fort Hunter-Liggett for the 79th Theater Sustainment Command’s 2025 Best Warrior and Best Squad Competition—five days of relentless testing, demanding physical trials, and tactical mastery. The event concluded with an official ceremony at Joint Forces Base Los Alamitos, recognizing the Army Reserve’s most outstanding warriors and squads.
April 16, 2025 - From April 6-10, 2025, Soldiers from across the Army Reserve converged at Fort Hunter-Liggett for the 79th Theater Sustainment Command’s 2025 Best Warrior and Best Squad Competition—five days of relentless testing, demanding...
Mojave Falcon final planning conference
Maj. Gen. Diane Del Rosso speaks to the audience during the Mojave Falcon Final Planning Workshop (FPW) at the Hotel Murano in Tacoma, Washington, March 14-17, 2025, Hosted by Maj. Gen. Diane Del Rosso of the 79th Theater Sustainment Command (TSC), the conference served as the final coordination effort before the execution of the Mojave Falcon mission this summer.
April 9, 2025 - From March 14-17, 2025, the 311th Expeditionary Sustainment Command (ESC) participated in the Mojave Falcon Final Planning Workshop (FPW) at the Hotel Murano in Tacoma, Washington. Hosted by Maj. Gen. Diane Del Rosso of the...
San Antonio-based Army Reserve unit welcomes new commanding officer
Army Reserve Soldiers of the 4th Expeditionary Sustainment Command (ESC) gathered Saturday to conduct a change of command ceremony at Joint Base San Antonio, Texas.The 4th ESC bid a heartfelt farewell to Brigadier General Tomika Seaberry and welcomed Col. (P) Mitchell J. Wisniewski III as the new commander in the time-honored ceremony. Change of command ceremonies are steeped in military tradition and symbolize the passing of authority as the outgoing commander physically hands the unit’s colors to the incoming commander. Videography by Staff Sgt. Adam Meyer and Maj. Mark Halliday Photography by Sgt. Daniel Luna and Sgt, Jerry Rangel
Dec. 31, 2024 - Army Reserve Soldiers of the 4th Expeditionary Sustainment Command (ESC) gathered Saturday to conduct a change of command ceremony at Joint Base San Antonio, Texas...
More
  • 377th TSC Home
  • 4th ESC Main
  • About Us
  • Resources
  • Contact Us

    3860 Petroleum Drive 
    San Antonio, Texas 78234

    General Inquiries:
    (210) 466-2787
    (210) 466-2788

    Media Inquiries:
    Phone:(210) 557-0022
    Email: leadersinlogistics@gmail.com


Brig. Gen. Mitchell J. Wisniewski III
Commander, 4th Expeditionary Sustainment Command
VIEW BIO


Command Sgt. Maj. Shantell M. Kennedy
Senior Enlisted Advisor, 4th Expeditionary Sustainment Command
VIEW BIO


Join Our Conversation!