FALLS CHURCH, Va. -- March 6, 2012 -- Northrop Grumman Corporation (NYSE:NOC) will present at the J.P. Morgan Aviation, Transportation and Defense Conference in New York on Tuesday, March 13, 2012. Jim Palmer, corporate vice president and chief financial officer, will make a presentation beginning at 8:45 a.m. ET. The presentation will be webcast live at www.northropgrumman.com .

Northrop Grumman is a leading global security company providing innovative systems, products and solutions in aerospace, electronics, information systems, and technical services to government and commercial customers worldwide. Please visit www.northropgrumman.com for more information.

Note: Statements in the presentation to be made at the conference and in any accompanying materials, other than statements of historical fact, constitute "forward-looking" information within the meaning of the Private Securities Litigation Reform Act of 1995. Words such as "anticipate," "expect," "intend," "plan," "believe," "estimate," "guidance," and similar expressions generally identify these forward-looking statements. These forward-looking statements speak only as of the date when made, and the Company undertakes no obligation to update or revise any forward-looking statements after the date of the subject presentation. Forward-looking statements are not guarantees of future performance and inherently involve a wide range of risks and uncertainties that are difficult to predict. A discussion of these risks and uncertainties is contained in the Company's filings with the Securities and Exchange Commission. 

  CONTACT: Randy Belote (Media)
         (703) 280-2720
         randy.belote@ngc.com
         
         Steve Movius (Investors)
         (703) 280-4575
         steve.movius@ngc.com