Attached files
file | filename |
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10-Q - FORM 10-Q - NORTHROP GRUMMAN CORP /DE/ | v55417e10vq.htm |
EX-31.1 - EX-31.1 - NORTHROP GRUMMAN CORP /DE/ | v55417exv31w1.htm |
EX-32.1 - EX-32.1 - NORTHROP GRUMMAN CORP /DE/ | v55417exv32w1.htm |
EX-10.4 - EX-10.4 - NORTHROP GRUMMAN CORP /DE/ | v55417exv10w4.htm |
EX-12.A - EX-12.A - NORTHROP GRUMMAN CORP /DE/ | v55417exv12wa.htm |
EX-31.2 - EX-31.2 - NORTHROP GRUMMAN CORP /DE/ | v55417exv31w2.htm |
EX-10.3 - EX-10.3 - NORTHROP GRUMMAN CORP /DE/ | v55417exv10w3.htm |
EX-10.5 - EX-10.5 - NORTHROP GRUMMAN CORP /DE/ | v55417exv10w5.htm |
EX-32.2 - EX-32.2 - NORTHROP GRUMMAN CORP /DE/ | v55417exv32w2.htm |
EX-10.2 - EX-10.2 - NORTHROP GRUMMAN CORP /DE/ | v55417exv10w2.htm |
EXCEL - IDEA: XBRL DOCUMENT - NORTHROP GRUMMAN CORP /DE/ | Financial_Report.xls |
Exhibit 15
LETTER
FROM INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
April 27, 2010
Northrop Grumman Corporation
1840 Century Park East
Los Angeles, California
We have reviewed, in accordance with the standards of the Public
Company Accounting Oversight Board (United States), the
unaudited interim financial information of Northrop Grumman
Corporation and subsidiaries for the periods ended
March 31, 2010 and 2009, as indicated in our report dated
April 27, 2010; because we did not perform an audit, we
expressed no opinion on that information.
We are aware that our report referred to above, which is
included in your Quarterly Report on
Form 10-Q
for the quarter ended March 31, 2010, is incorporated by
reference in Registration Statement Nos.
033-59815,
033-59853,
333-68003,
333-67266,
333-61936,
333-100179,
333-107734,
333-121104,
333-125120
and
333-127317
on
Form S-8;
Registration Statement
No. 333-152596
on
Form S-3;
and Registration Statement
No. 333-83672
on
Form S-4.
We also are aware that the aforementioned report, pursuant to
Rule 436(c) under the Securities Act of 1933, is not
considered a part of the Registration Statement prepared or
certified by an accountant or a report prepared or certified by
an accountant within the meaning of Sections 7 and 11 of
that Act.
/s/ Deloitte &
Touche LLP
Los Angeles, California