Government agencies

• National Geospatial-Intelligence Agency
  National Geospatial-Intelligence Agency
  The National Geospatial-Intelligence Agency is an agency of the federal government of the United States with the primary mission of collecting, analyzing and distributing geospatial intelligence in support of national security. NGA was formerly known as the National Imagery and Mapping Agency ...
  
   (2010–2011)
• National Reconnaissance Office
  National Reconnaissance Office
  The National Reconnaissance Office , located in Chantilly, Virginia, is one of the 16 U.S. intelligence agencies. It designs, builds, and operates the spy satellites of the United States government.-Mission:...
  
  
• National Security Space Office

Government contractors

• Computer Sciences Corporation
  Computer Sciences Corporation
  Computer Sciences Corporation is an American information technology and business services company headquartered in Falls Church, Virginia, USA...
  
  
• GeoEye
  GeoEye
  GeoEye Inc. is a commercial satellite imagery company based in Herndon, Virginia that is the world's largest space imaging corporation....
  
  
• Northrop Grumman
  Northrop Grumman
  Northrop Grumman Corporation is an American global aerospace and defense technology company formed by the 1994 purchase of Grumman by Northrop. The company was the fourth-largest defense contractor in the world as of 2010, and the largest builder of naval vessels. Northrop Grumman employs over...
  
   (2011)
• Orbital Sciences Corporation
  Orbital Sciences Corporation
  Orbital Sciences Corporation is an American company which specializes in the manufacturing and launch of satellites. Its Launch Systems Group is heavily involved with missile defense launch systems...
  
  
• t/Space
  T/Space
  t/Space is an American aerospace company which was participating in NASA's Commercial Orbital Transportation Services program for delivering cargo and crew to the International Space Station. The company's CEO is Charles Duelfer who ran the search for weapons of mass destruction in Iraq and the...
  
  

Civilian companies

• SkyTerra
• Space Adventures
  Space Adventures
  Space Adventures, Ltd. is a Virginia, USA-based space tourism company founded in 1998 by Eric C. Anderson. , offerings include zero-gravity atmospheric flights, orbital spaceflights , and other spaceflight-related experiences including cosmonaut training, spacewalk training, and launch tours...
  
  
• SpaceQuest, Ltd.
  SpaceQuest, Ltd.
  SpaceQuest, Ltd. is a spacecraft components and engineering company located in Fairfax, Virginia, which focuses on the operations of small satellites....
  
  
• TerreStar Corporation
• Transmitter Location Systems
  Transmitter Location Systems
  Transmitter Location Systems, LLC is a satellite radio interference geolocation company based in Chantilly, Virginia, U.S.A.TLS's only business is geolocating the source of satellite radio interference, including one incident when a base in Cuba was jamming U.S. satellite broadcasts to Iran...
  
  

Government installations

• NASA
  NASA
  The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...
  
   Langley Research Center
  Langley Research Center
  Langley Research Center is the oldest of NASA's field centers, located in Hampton, Virginia, United States. It directly borders Poquoson, Virginia and Langley Air Force Base...
  
  
• NASA Wallops Flight Facility
  Wallops Flight Facility
  Wallops Flight Facility , located on the Eastern Shore of Virginia, is operated by NASA’s Goddard Space Flight Center, primarily as a rocket launch site to support science and exploration missions for NASA and other U.S. government agencies...
  
  

See also

• List of companies headquartered in Northern Virginia
• List of federal agencies in Northern Virginia