CSSG-1 Support Company

Combat Service Support Group 1 (CSSG-1) Support Company is a logistics unit within the United States Marine Corps, historically assigned to provide critical combat service support to I Marine Expeditionary Force units. Established to enhance operational logistics, the company has played a vital role in supporting expeditionary operations, including deployments to the Western Pacific, Southwest Asia, and other global hotspots. Over the years, Support Company has delivered essential services such as transportation, supply distribution, maintenance, and engineering support, ensuring frontline units remain combat-ready. Through its adaptability and dedication, CSSG-1 Support Company has upheld a proud tradition of enabling Marine Corps missions in both peacetime and conflict.