Orbital ATK is a global leader in aerospace and defense technologies, Orbital ATK designs, builds and delivers space, defense and aviation-related systems to customers around the world both as a prime contractor and as a merchant supplier. Our main products include launch vehicles and related propulsion systems; satellites and associated components and services; composite aerospace structures; tactical missiles, subsystems and defense electronics; and precision weapons, armament systems and ammunition. Headquartered in Dulles, Virginia, Orbital ATK employs more than 12,000 people in 20 states across the U.S. and several international locations. Our company is comprised of three operating groups: Flight Systems Group Leading provider of small- and medium-class space launch vehicles for civil, military and commercial missions. Premier producer of solid rocket propulsion systems and specialty energetic products. Major supplier of interceptor boosters and target vehicles for missile defense applications. World class manufacturer of composite structures for commercial and military aircraft and launch vehicles. Defense Systems Group An industry leader in propulsion and controls for air-, sea- and land-based tactical missiles and missile defense interceptors, fusing and warheads for tactical missiles and munitions. Supplier of advanced defense electronics for next-generation strike weapon systems, missile-warning and aircraft survivability, and special-mission aircraft. Leading producer of medium- and large-caliber ammunition, medium-caliber gun systems and precision munitions guidance kits. Largest U.S. producer of small-caliber ammunition. Space Systems Group An industry-leading provider of commercial satellites used for global communications and high-resolution Earth imaging. A leading provider of small and medium spacecraft that perform scientific research and national security missions for government customers. Provider of commercial cargo delivery services to the International Space Station and developer of advanced commercial space-launch systems. Premier provider of spacecraft components and subsystems and specialized engineering services.