Huntington Ingalls Industries, Inc. (HII) operates as America's largest military shipbuilding company and a provider of advanced defense technologies and professional services to government and industry partners. Headquartered in Newport News, Virginia, with major shipyards in Newport News and Pascagoula, Mississippi, the company was formed in 2011 as a spin-off from Northrop Grumman Corporation and maintains over 44,000 employees across facilities worldwide, including operations serving customers in more than 30 countries. HII's Newport News Shipbuilding division designs, constructs, refuels, and overhauls nuclear-powered vessels such as Ford-class aircraft carriers and Virginia-class and Columbia-class submarines for the U.S. Navy; Ingalls Shipbuilding produces conventional surface combatants including Arleigh Burke-class destroyers, America-class amphibious assault ships, San Antonio-class amphibious transport docks, and U.S. Coast Guard National Security Cutters; Mission Technologies delivers C5ISR systems, electromagnetic warfare solutions, cyber defense tools, artificial intelligence platforms, live virtual constructive training, advanced autonomy software like Odyssey, unmanned underwater vehicles including REMUS UUVs and ROMULUS USVs, spectrum engineering products such as GRIMM and HII TIREM, big data analytics like IONIC Data and FortisAI, and intelligence solutions across air, land, sea, space, and cyber domains. Recent strategic developments include a 2025 partnership with South Korean shipbuilder Hyundai Heavy Industries to expand shipbuilding expertise, primarily involving Ingalls Shipbuilding; collaborations with Babcock International Group and distributed manufacturing with U.S. shipyards and fabricators to boost throughput for Arleigh Burke-class destroyers; advancements in unmanned systems through partnerships like Shield AI for Odyssey autonomy integration; and a $471.9 million U.S. Navy contract awarded in December 2025 for aircraft carrier engineering support.