The 4th Marine Division is a reserve division in the United States Marine Corps. It was raised in 1943 for service during World War II, and subsequently fought in the Pacific against the Japanese. Deactivated after the war, the division was re-formed in 1966 and elements of the division deployed during the Gulf War in 1990–1991, as well as during the Iraq War. It is currently the ground combat element of the Marine Forces Reserve and is headquartered in New Orleans, Louisiana, and has units throughout the United States.
The I Marine Expeditionary Force is a Marine Air Ground Task Force (MAGTF) of the United States Marine Corps primarily composed of the 1st Marine Division, 3rd Marine Aircraft Wing, and 1st Marine Logistics Group. It is based at Marine Corps Base Camp Pendleton.
Combat service support is a topic that is, broadly speaking, a subset of military logistics. However, combat service support is often more limited in depth, as the related groups primarily address factors supporting readiness for combat operations. The United States Department of Defense organizes various agencies providing services such as medical assistance, for example, akin to other nations' militaries.
The 3rd Marine Logistics Group is the Logistics Combat Element (LCE) for III Marine Expeditionary Force currently headquartered on Camp Kinser, Marine Corps Base Smedley D. Butler, Okinawa, Japan. 3rd MLG provides combat service support (CSS) to III MEF units above the organic capability. CSS is the essential capabilities, functions, activities, and tasks necessary to sustain all elements of operating forces in theater at all levels of war. Combat service support includes, but is not limited, to supply, maintenance, transportation, general engineering, health services, and other services required by aviation and ground combat forces to permit those units to accomplish their missions.
The 1st Marine Logistics Group is a logistics unit of the United States Marine Corps and is headquartered at Marine Corps Base Camp Pendleton, California, with several subordinate elements also located at Marine Corps Air Station Yuma and Marine Corps Air Ground Combat Center Twentynine Palms.
The 2nd Marine Logistics Group is a logistics unit of the United States Marine Corps and is headquartered at Marine Corps Base Camp Lejeune, North Carolina. 2nd MLG was formerly known as 2nd Force Service Support Group (FSSG), reorganized with its sister FSSGs into Marine Logistics Groups in 2005. The 2nd MLG is composed of approximately 8,000 Marines and sailors.
In the United States Marine Corps, a Marine air–ground task force is the principal organization for all missions across the range of military operations. MAGTFs are a balanced air–ground, combined arms task organization of Marine Corps forces under a single commander that is structured to accomplish a specific mission. The MAGTF was formalized by the publishing of Marine Corps Order 3120.3 in December 1963 "The Marine Corps in the National Defense, MCDP 1-0". It stated:
The Combat Logistics Regiment 35 (CLR-35) was a logistics unit of the United States Marine Corps that was headquartered at Camp Kinser, Okinawa, Japan. When active, the unit fell under the 3rd Marine Logistics Group and the III Marine Expeditionary Force. The unit was formerly known as 3rd Materiel Readiness Battalion but officially changed its designation on October 20, 2006.
Combat Logistics Regiment 3 (CLR-3) is a direct support (DS) logistics unit of the United States Marine Corps and is headquartered at Camp Foster, Okinawa, Japan. The unit falls under the 3rd Marine Logistics Group and the III Marine Expeditionary Force.
The 11th Marine Expeditionary Unit is one of seven Marine Expeditionary Units currently in existence in the United States Marine Corps. The Marine Expeditionary Unit is a Marine Air Ground Task Force with a strength of about 2,200 personnel. The MEU consists of a command element, a reinforced infantry battalion, a composite helicopter squadron and a logistics combat element. The 11th MEU is currently based out of Marine Corps Base Camp Pendleton, California with headquarters in Camp Del Mar.
Combat Logistics Battalion 2 (CLB-2) is a logistics unit of the United States Marine Corps (USMC), which provides direct combat service support to Regimental Combat Team 2 (RCT-2). CLB-2 was formed after its second deployment to Iraq in 2005 as a part of the reorganization of the 2nd Force Service Support Group. The battalion falls under Combat Logistics Regiment 2 and the 2nd Marine Logistics Group and is headquartered at Marine Corps Base Camp Lejeune, North Carolina in the USA.
Combat Logistics Regiment 17 is a logistics regiment of the United States Marine Corps. It is subordinate to the command of the 1st Marine Logistics Group, I Marine Expeditionary Force. The unit is based out of Marine Corps Base Camp Pendleton, California.
1st Marine Expeditionary Brigade is a unit in the I Marine Expeditionary Force and is the "middleweight" global crisis response force.
Combat Logistics Battalion 8 (CLB-8) is a logistics battalion of the United States Marine Corps. It is part of Combat Logistics Regiment 2 and the 2nd Marine Logistics Group. The unit is based out of the Marine Corps Base Camp Lejeune, North Carolina.
The 4th Supply Battalion is a battalion of the United States Marine Corps Reserve that specializes in distributing and warehousing military goods and equipment. Headquartered in Newport News, Virginia, they fall under the command of the 4th Marine Logistics Group and Marine Forces Reserve.
Combat Logistics Regiment 25 was a logistics regiment of the United States Marine Corps. When active, the unit was based at Marine Corps Base Camp Lejeune, North Carolina and fell under the command of the 2nd Marine Logistics Group and the II Marine Expeditionary Force.
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.
Combat Logistics Battalion 4 (CLB-4) is a logistics unit of the United States Marine Corps (USMC). The battalion falls under the command of Combat Logistics Regiment 3, which is a part of the 3rd Marine Logistics Group. They are based on Camp Schwab, Okinawa, Japan and their mission includes construction, demolition, supply, transportation, maintenance and fabrication.
1st Transportation Battalion (TB) is a General Support (GS) logistics unit of the United States Marine Corps that is headquartered at Marine Corps Base Camp Pendleton, California. The unit falls under the command of Combat Logistics Regiment 1 and the 1st Marine Logistics Group.
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