3rd Maint BN

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Branch

U.S. Marine Corps

Members

About 3rd Maint BN

The 3rd Maintenance Battalion (3rd Maint BN) is a United States Marine Corps unit based in Okinawa, Japan, and falls under the command of Combat Logistics Regiment 35 and the 3rd Marine Logistics Group. The battalion was originally activated during the Vietnam War era, providing essential maintenance support to Marine Corps units in the Pacific theater. Over the decades, 3rd Maint BN has played a critical role in ensuring the operational readiness of Marine Corps equipment through maintenance, repair, and recovery operations. The unit continues to support III Marine Expeditionary Force missions throughout the Indo-Pacific region, contributing to both peacetime engagements and contingency operations.

Unit Members

JoAnna Castillo

U.S. Marine Corps

3rd Maint BNView Profile

Archie Kemp

U.S. Marine Corps

3rd Maint BNView Profile

Photos

U.S. Marine Corps • 1976

About 3rd Maint BN

About this Unit

Historical Facts

• Origins: The 3rd Maintenance Battalion (3rd Maint BN) was originally activated during World War II as part of the support structure for the Marine Corps in the Pacific Theater. • Mission: The battalion’s primary mission is to provide intermediate-level maintenance support for Marine Corps equipment, ensuring operational readiness for III Marine Expeditionary Force (III MEF) units. • Okinawa Stationing: 3rd Maint BN is based at Camp Kinser, Okinawa, Japan, making it a key logistics and maintenance hub for U.S. forces in the Asia-Pacific region. • Support in Operations: The battalion has supported numerous major operations, including humanitarian missions, disaster relief, and combat deployments throughout the Indo-Pacific. • Gulf War Service: Marines from 3rd Maint BN played a role in supporting Operation Desert Storm by providing maintenance and repair for critical equipment in the early 1990s. • Technological Adaptation: The battalion is at the forefront of adopting new maintenance technologies, including advanced diagnostic tools and digital logistics management systems. • Unit Awards: 3rd Maint BN has received multiple unit commendations for excellence in logistics and maintenance support, reflecting its high standards and operational effectiveness. • Multinational Exercises: The battalion regularly participates in joint and multinational training exercises, such as Cobra Gold and Balikatan, enhancing interoperability with allied forces. • Humanitarian Assistance: 3rd Maint BN has been instrumental in disaster response missions, such as providing emergency maintenance and logistics after the 2011 Tōhoku earthquake and tsunami in Japan. • Esprit de Corps: The unit is known for its strong camaraderie and esprit de corps, fostering a culture of teamwork, innovation, and mission-first mentality among its Marines and sailors.