Northrop Grumman Corporation (NYSE: NOC) is an aerospace and defense technology company formed by the 1994 purchase of Grumman by Northrop. The company is the fourth largest defense contractor in the world,[3] and the largest builder of naval vessels. Northrop Grumman employs over 122,000 people worldwide.[4] Its 2007 annual revenue is reported at US$32 billion.[2] Northrop Grumman ranks #76 on the 2008 Fortune 500 list of U.S. industrial companies.
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