Combat Logistics Regiment 15 (CLR-15) is a logistics regiment of the United States Marine Corps. They fall under the command of the 1st Marine Logistics Group and I Marine Expeditionary Force (I MEF). The unit is based out of Marine Corps Base Camp Pendleton, California, United States.
CLR-15 are 1st MLG's general support logistics regiment tasked with providing intermediate supply, distribution system support, intermediate maintenance and level II health service support to the warfighter across the spectrum of conflict in any environment. Additionally, they provide logistics support to the 3rd Marine Aircraft Wing and I MEF Headquarters Group in order to sustain Marine Air-Ground Task Force (MAGTF) operations beyond the supported unit's organic capabilities.