NASA’s Langley Research Center has selected five companies to support analytical and experimental research and technology development primarily for aerospace vehicles, the Hampton, Va.-based field center announced April 13.

The companies selected to support Langley under the five-year, $400 million Structures, Materials, Aerodynamics, and Acoustics Research and Technology contract are: Analytical Services & Materials Inc. of Hampton, Va.; ATK Space Systems of Beltsville, Md.; The Boeing Co. of Huntington Beach, Calif.; Lockheed Martin Aeronautics Company of Palmdale, Calif.; and Northrop Grumman Corp. of Los Angeles.