Alliant Techsystems Inc. engages in the provision of aerospace, defense, and commercial products to the U.S. government, allied nations, and prime contractors. The company also supplies ammunition and related accessories to law enforcement agencies and commercial customers. Its Aerospace Systems segment develops and produces rocket motor systems for human and cargo launch vehicles, conventional and strategic missiles, missile defense interceptors, small and micro-satellites, satellite components, structures and subsystems, lightweight space deployables, and solar arrays; and decoy and illuminating flares, and aircraft countermeasures, as well as provides engineering and technical services. The company’s Armament Systems segment develops and produces military small, medium, and large caliber ammunition; precision munitions; gun systems; and propellant and energetic materials, as well as operates the U.S. Army ammunition plants in Independence, Missouri and Radford, Virginia. Alliant Techsystems Inc.’s Missile Products segment provides defense electronics systems, missile subsystems and components, and propulsion and controls for strike weapons, tactical propulsion, inspace propulsion, hypersonic research, missile defense and missile interceptor capabilities, fuzes and warheads, composites, special mission aircraft, and electronic warfare markets. The company’s Security and Sporting segment develops and produces ammunition for the sport hunting/sport enthusiast markets; ammunition for the law enforcement, the U.S. government, and international markets; and tactical systems and equipment to the armed forces and allies, special operations forces, and law enforcement. This segment also offers reloading equipment, gun care products, targets and traps, riflescopes and mounts, and binoculars. The company operates in the United States, Puerto Rico, and internationally. Alliant Techsystems Inc. was founded in 1990 and is headquartered in Arlington, Virginia.