Orbital ATK is a world leader in defense capabilities. It is the largest provider of ammunition to US Armed Forces. A leading provider of advanced, affordable precision munitions and strike weapons that put firepower where it is needed while limiting the risk of collateral damage. ATK is pioneering the development of new ammunition, including air-bursting, insensitive munitions, small-caliber systems, and new gun systems. ATK has the capability to produce integrated medium-caliber chain gun and ammunition systems, including electronics and fire control, to deliver unmatched reliability and lethality. ATK is expanding its armament business by developing lightweight integrated weapon systems, and advanced propellants. Its fuze production provides artillery and air-delivered weapons with ruggedness and reliability essential for success while ATKs countermeasure flares and pyrotechnics experience is protecting Americas warfighter. ATK is a leader in the manufacture of energetic materials and development of new energetic materials and formulations. ATK operates several of the nations critical defense assets including Lake City and Radford Army Ammunition Plants, and the Allegany Ballistic Laboratory. Solid rocket motors are produced by ATK at facilities in Utah and Maryland.