| Unit Name: | 1st Maintenance Battalion |
| Dates: | 1 Oct 1947-19 Apr 19532 Jul 1953- |
| Country: | United States |
| Branch: | United States Marine Corps |
| Role: | Combat Service Support |
| Command Structure: | 1st Marine Logistics Group |
| Commander1: | LtCol Eric T. Kauffman |
| Commander2: | SgtMaj Jeremey Lirette |
| Commander2 Label: | Sergeant Major |
| Garrison: | Marine Corps Base Camp Pendleton |
| Nickname: | Warfighters |
| Motto: | "Sustinare Fide et Fortitudine" - Support that is faithful and courageous. |
| Mascot: | Phoenix |
| Battles: | Korean War Vietnam War Gulf War Operation Restore Hope Operation Iraqi Freedom
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The 1st Maintenance Battalion is a battalion of the United States Marine Corps that provides intermediate-level maintenance for the I Marine Expeditionary Force's tactical ordnance, engineer, motor transport, communications electronics and general support ground equipment. The Marines and Sailors of 1st Maintenance Battalion are regularly assigned and deployed around the world with command elements that deliver tactical logistics support to I MEF units. The command is based out of Camp Las Pulgas, Marine Corps Base Camp Pendleton, California and is organized under the command of the 1st Marine Logistics Group.
Provide intermediate level maintenance support, to include wheeled and tracked vehicle recovery, salvage and disposal, and general maintenance support, for I MEF's ground equipment in order to improve and sustain MAGTF's combat power. Provide Secondary Reparable Management, including inventory management, storage, financial accounting, and maintenance for secondary and low-density repairables.[1]
Maintenance Company, 1st Combat Service Group was commissioned on October 1, 1947 at Marine Corps Logistics Base Barstow, California. The battalion relocated to MCB Camp Pendleton, California during October 1947.
On 26 September 2014, 1st Maintenance Battalion was selected as the winner of the Secretary of Defense Field-level Maintenance Award in the large category. The awards was presented to the winners on November 18, 2014, in the Sheraton Birmingham Hotel, Birmingham, Alabama, during the awards ceremony that is part of the 2014 DoD Maintenance Symposium.[2]
In 2020 the battalions higher headquarters, Combat Logistics Regiment 15, was disbanded as part of a larger reorganization of the Marine Corps. The battalion now falls directly under the 1st Marine Logistics Group.[3]