Huntington Ingalls Industries, Inc. designs, builds, overhauls, and repairs military ships in the United States. It operates through three segments: Ingalls, Newport News, and Mission Technologies. The company is involved in the design and construction of non-nuclear ships comprising amphibious assault ships, surface combatants, and national security cutters for the U.S. Navy and U.S. Coast Guard. It also provides nuclear-powered ships, such as aircraft carriers and submarines, as well as refueling and overhaul, and inactivation services of nuclear-powered aircraft carriers. In addition, the company offers naval nuclear support services, including fleet services comprising design, construction, maintenance, and disposal activities for in-service the U.S. Navy nuclear ships; and maintenance services on nuclear reactor prototypes. Further, the company provides C5ISR systems and operations; application of artificial intelligence and machine learning to battlefield decisions; defensive and offensive cyberspace strategies and electronic warfare; uncrewed autonomous systems; live, virtual, and constructive solutions; platform modernization; and critical nuclear operations. Huntington Ingalls Industries, Inc. has a strategic partnership with HD Hyundai Heavy Industries. Huntington Ingalls Industries, Inc. was founded in 1886 and is headquartered in Newport News, Virginia.