COMPANY H MARINE (USMC) Company H Marine is a unit within the United States Marine Corps (USMC). It operates as part of the USMC's Logistics Combat Element, responsible for providing essential services and supplies to support the operations of the Marines. The specific role of Company H Marine, or more commonly known as "HS Company," involves handling amphibious operations, primarily utilizing Landing Craft Utilities (LCUs) vessels. These vessels are crucial in transporting troops, equipment, and supplies from ships to shore during an amphibious landing. The company's mission is integral to the USMC's ability to project power ashore quickly and effectively in a variety of environments.