1st TSB

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Branch

U.S. Marine Corps

Members

About 1st TSB

**1st Transportation Support Battalion (1st TSB)** is a logistics unit of the United States Marine Corps based at Camp Pendleton, California. Originally activated as 1st Service Battalion in 1941, the unit has provided vital transportation and supply support in major conflicts, including World War II, the Korean War, the Vietnam War, and Operations Iraqi Freedom and Enduring Freedom. Over the decades, 1st TSB has undergone several redesignations and reorganizations, adapting to the evolving logistical needs of the Marine Air-Ground Task Force. Today, it remains a key element of 1st Marine Logistics Group, delivering tactical motor transport, landing support, and related logistical capabilities to Marine forces.

Unit Members

Steven Finn

U.S. Marine Corps

1st TSBView Profile

Cesar Chimpay

U.S. Marine Corps

1st TSBView Profile

Photos

U.S. Marine Corps • 1976

About 1st TSB

About this Unit

Historical Facts

• Origins: The 1st Transportation Support Battalion (1st TSB) traces its roots to World War II, originally activated as part of the 1st Marine Division’s logistics and support elements. • Modern Formation: The current 1st TSB was officially activated on 30 March 2006, consolidating various transportation and logistics units under one command structure at Camp Pendleton, California. • Mission: 1st TSB’s primary mission is to provide transportation and throughput support to the I Marine Expeditionary Force, including motor transport, landing support, and material handling. • Combat Deployments: Elements of 1st TSB and its predecessor units have supported major operations in Iraq and Afghanistan, delivering crucial supplies and enabling combat operations. • Humanitarian Assistance: The battalion has participated in disaster relief missions, including support for earthquake and tsunami responses in the Pacific region. • Innovative Logistics: 1st TSB has pioneered logistics tactics, such as rapid offload techniques and convoy security procedures, to adapt to evolving battlefield threats. • Landing Support: The battalion plays a key role in amphibious operations, managing beach and port operations during Marine landings and joint exercises. • Unit Motto: 1st TSB’s motto is “First to Support,” reflecting its commitment to providing timely and effective support to frontline Marine units. • Awards: Members of 1st TSB and its subordinate units have received numerous unit commendations for exceptional service in combat and peacetime operations. • Community Involvement: The battalion is active in local community outreach, participating in events and volunteer projects around San Diego and Southern California.