The 15 Sustainment Brigade is a unit within the United States Army responsible for providing logistical support to other military units. This brigade, headquartered at Fort Hood, Texas, is one of four sustainment brigades in the U.S. Army's active component and falls under the command of the III Corps. Its mission involves planning, coordinating, and executing logistics operations, including supply, maintenance, transportation, and services support to ensure combat readiness of subordinate and attached units. The 15 Sustainment Brigade's primary role is to sustain the U.S. Army forces during peacetime, contingencies, and large-scale combat operations.