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Northrop Grumman

Northrop Grumman

(410) 765-5599

Northrop Grumman

131 years in business
Mail Stop 4445
PO Box 1693
Baltimore, MD 21203-1693
Additional Phone Numbers
  • (800) 443-9219
  • (410) 765-4578
  • (410) 765-4441
BBB File Opened: 09/01/1985
Business Started: 01/01/1886
Business Started Locally: 01/01/1886
Contact Information
  • Customer Service: Mr. Charles Zimmerman, Dir.-Ethics Office
  • Principal: Mr. Jay Shiba, Vice President
Business Category
  • Manufacturers & Producers
Alternate Business Names
  • Westinghouse Electric Corp.
Number of Employees: 


BBB Reason for Ratings

BBB rating is based on 13 factors: Get the details about the factors considered.

Licensing information is provided in the BBB Business Profiles to inform the public about industries that may require professional licensing, bonding, or registration. Better Business Bureau encourages you to check with the appropriate agency to be certain any requirements are currently being met.

BBB promotes truth in advertising by contacting advertisers whose claims conflict with the BBB Code of Advertising. These claims come to our attention from our internal review of advertising, consumer complaints and competitor challenges. BBB asks advertisers to substantiate their claims, change ads to make offers more clear to consumers, and remove misleading or deceptive statements.

BBB reports on known significant government actions involving the business's marketplace conduct.

BBB reports on a company that is out of business for three years from the date the company closes its doors or ceases to do business.

BBB reports on unauthorized use of the Better Business Bureau's name and/or logo for as long as the business continues to use it in any advertising, or for one year after the business ceases any repeated unauthorized uses.

BBB reports on a business’s bankruptcy as long as the business remains in bankruptcy.

BBB reports when mail sent to the business was returned by the Postal Service.

Northrop Grumman


Northrop Grumman

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