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Huntington Ingalls Industries (HII) is the largest military shipbuilding company in the United States and a major provider of all-domain defense technologies. The company operates through three primary segments: Newport News Shipbuilding, the sole designer and refueler of nuclear-powered aircraft carriers; Ingalls Shipbuilding, which produces amphibious assault ships and destroyers; and Mission Technologies, which focuses on unmanned systems, AI, C5ISR, and cyber security. Formed in 2011 as a divestiture from Northrop Grumman and headquartered in Newport News, Virginia, HII serves the U.S. Navy, Coast Guard, and international allies like the AUKUS partners by delivering high-complexity naval vessels and integrated defense-technology solutions.