ATK Space Systems, Inc. manufactures propellant and pressurant tanks for satellites and launch vehicles in the space industry. It offers propellant tanks containing elastomeric diaphragms or propellant management devices, pressurant tanks, xenon tanks, and motor cases. The company was founded as Pressure Systems, Inc. in 1963 and changed its name to ATK Space Systems, Inc. in October 2005. The company is based in Commerce, California. As of September 23, 2004, ATK Space Systems, Inc. operates as a subsidiary of Alliant Techsystems Inc.