List of Northrop Grumman subsidiaries

Verified insights into Northrop Grumman’s global corporate structure and subsidiaries.

Northrop Grumman Corporation is a leading global aerospace and defense technology company headquartered in Falls Church, Virginia, United States. Founded in 1939, it operates a complex and extensive network of 835 subsidiaries worldwide. This ownership data is part of CompanyData.com’s verified corporate hierarchy database, which covers over 380 million companies across the globe.

Geographic distribution of Northrop Grumman’s subsidiaries

Northrop Grumman has 835 subsidiaries in 26 countries, with a significant 789 subsidiaries in the United States (94.5%), followed by 7 in the United Kingdom and 7 in the Netherlands. Other countries like Canada, France, Germany, and Australia host a smaller, yet strategic presence of Northrop Grumman’s operations worldwide.

Northrop Grumman International INCNorthrop Grumman International INC
Showing 26 of 830 companies
Company NameCountryCityAddress 1State/ProvincePostal CodeWebsiteFounding YearYearly Revenue in U.S. DollarsEmployees TotalBusiness Legal Type - DescriptionNumber of Companies in GroupCompany Registration Number
1
Northrop Grumman International INC
India
New Delhi
Room No 911, 9th Floor
Delhi
110001
ibnc.*****
2007
$2,182,656
56
Foreign company
834
N/A
2
Atk Space Systems LLC
USA
Clearfield
Freeport Ctr Bldg A 15
Davis
84016
N/A
2002
$5,412,899
1,950
Corporation
830
N/A
3
Atk Launch Systems LLC
USA
Clearfield
N/A
Davis
84016
N/A
N/A
0
464
830
N/A
4
Atk Space Systems LLC
USA
Magna
7812 W 4100 S
Salt Lake
84044
orbitalatk.*****
N/A
0
94
830
N/A
5
Northrop Grumman Innovation Systems LLC
USA
Clearfield
938 University Park Blvd
Davis
84015
atk.*****
N/A
0
40
830
N/A
6
Northrop Grumman Technical Services, INC.
USA
Grovetown
5180 Wrightsboro Rd
Columbia
30813
N/A
N/A
0
39
830
N/A
7
Ngc International, INC.
USA
Falls Church
2980 Fairview Park Dr
Falls Church
22042
northropgrumman.*****
2011
$2,100,550
27
Corporation
830
N/A
8
Northrop Grumman CORPORATION
USA
Mclean
7575 Colshire Dr
Fairfax County
22102
northropgrumman.*****
N/A
0
26
830
N/A
9
Northrop Grumman Systems CORPORATION
USA
Middletown
88 Silva Ln Ste 3
Newport
02842
peraton.*****
N/A
0
26
830
N/A
10
Northrop Grumman Systems CORPORATION
USA
El Segundo
1 Northrop Grumman Ave
Los Angeles
90245
northropgrumman.*****
N/A
0
25
830
N/A
11
Alliant Techsystems Operations LLC
USA
Fort Worth
173 American Concourse
Tarrant
76106
N/A
N/A
0
23
830
N/A
12
Northrop Grumman Systems CORPORATION
USA
Silverdale
6401 Skipjack Cir
Kitsap
98315
northropgrumman.*****
N/A
0
20
830
N/A
13
Northrop Grumman CORPORATION
USA
Baltimore
N/A
Baltimore City
21203
N/A
N/A
0
19
830
N/A
14
Northrop Grumman Systems CORPORATION
USA
Rolling Meadows
2100 Golf Rd
Cook
60008
northropgrumman.*****
N/A
0
15
830
N/A
15
Northrop Grumman International Trading, INC.
USA
Falls Church
2980 Fairview Park Dr
Falls Church
22042
northropgrumman.*****
2012
$658,902,000
12
Corporation
830
5240873
16
Northrop Grumman Systems CORPORATION
USA
Gilbert
100 S Mcqueen Rd
Maricopa
85233
N/A
N/A
0
11
830
N/A
17
Northrop Grumman Systems CORPORATION
USA
Norfolk
945 Asbury Ave Ste 110b
Norfolk
23513
northropgrumman.*****
N/A
0
8
830
N/A
18
Northrop Grumman Systems CORPORATION
USA
Crestview
5486 Fairchild Rd
Okaloosa
32539
N/A
N/A
0
5
830
N/A
19
Northrop Grumman Systems CORPORATION
USA
Charleston
4401 Belle Oaks Dr Ste 240
Charleston
29405
northropgrumman.*****
N/A
0
4
830
N/A
20
Northrop Grumman CORPORATION
USA
Chesterfield
11751 Meadowville Ln
Chesterfield
23836
northropgrumman.*****
N/A
0
1
830
N/A
21
Northrop Grumman Innovation Systems LLC
USA
Baltimore
6755 Hollister Ave Ste 200
Baltimore City
21224
atk.*****
N/A
0
1
830
N/A
22
Northrop Grumman Systems CORPORATION
USA
Trafford
407 Cavitt Ave
Westmoreland
15085
N/A
N/A
0
1
830
N/A
23
Northrop Grumman Innovation Systems LLC
USA
Gilbert
1721 W Elliot Rd
Maricopa
85233
northropgrumman.*****
N/A
0
1
830
N/A
24
Orbital Sciences LLC
USA
Falls Church
2980 Fairview Park Dr
Falls Church
22042
N/A
2015
$476,355,895
8,900
Corporation
830
2130792
25
Northrop Grumman Systems CORPORATION
USA
Annapolis
895 Oceanic Dr
Anne Arundel
21409
northropgrumman.*****
N/A
0
800
830
N/A
26
Northrop Grumman Technical Services, INC.
USA
Rolling Meadows
600 Hicks Rd
Cook
60008
northropgrumman.*****
N/A
0
708
830
N/A

Showing 26 of 830 companies

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Northrop Grumman Company Facts

Where is Northrop Grumman headquartered?

In Falls Church, Virginia, United States (worldwideHeadquarterID=01078467238).

How many subsidiaries does Northrop Grumman have?

Northrop Grumman owns 835 companies worldwide across 21 countries.

Who owns Northrop Grumman?

Northrop Grumman Corporation is publicly traded; no single majority shareholder.

Is Northrop Grumman a US company?

Yes. Northrop Grumman Corporation is incorporated in the United States.

How many people work for Northrop Grumman?

Northrop Grumman employs approximately 90,000 people globally.

Corporate family tree

Why Ownership Structure Data Matters

Understanding ownership is key to seeing how companies connect and operate. Our corporate hierarchy data helps you trace relationships between parent entities, subsidiaries, and shareholders, revealing control, structure, and risk within any global group. Whether you’re analysing Northrop Grumman or another multinational, this level of insight supports compliance checks, market research, and smarter CRM data management. With verified ownership records covering more than 380 million companies worldwide, CompanyData.com delivers a clear view of who owns who across industries and borders.

How We Map Global, National, and Local Headquarters

At CompanyData.com, each company profile – like Northrop Grumman – is mapped using our three-level hierarchy model: Global, National, and Local headquarters. This structure reveals how every entity fits into its wider corporate family.

Three levels we use

  • Global HeadquarterNorthrop Grumman Corporation serves as the global headquarter of the Northrop Grumman Group, located at their main office in Falls Church, Virginia, United States. It sits above all other entities in the group.
  • National Headquarters — Country-level entities manage operations and report to the global parent. Examples include Northrop Grumman USA Inc., Northrop Grumman Canada Ltd., and other regional subsidiaries.
  • Local Headquarters — Regional subsidiaries oversee manufacturing plants, service units, and project divisions within their own markets, maintaining local compliance and operational control.

Each entity is assigned a unique ID, allowing you to link subsidiaries to parent groups, trace ownership paths, and integrate the data across your own systems.

How control is shown

Control is determined by ownership. When a company owns more than fifty percent of another, we classify it as a controlled subsidiary. Our data focuses on these majority-controlled relationships to clearly represent corporate hierarchies. This approach provides a transparent view of complex ownership networks such as Northrop Grumman’s and can be applied to any multinational group.

Why this matters

This model helps identify the real decision makers within the Northrop Grumman Group, simplifies compliance checks, and supports M&A or risk analysis. By mapping each entity with verified ownership data, CompanyData.com enables users to navigate Northrop Grumman’s corporate hierarchy confidently and see how global companies are structured. With more than 41 million companies linked across 200 countries and jurisdictions, our platform delivers clarity and transparency to international teams working with complex corporate networks.

 

How We Map Global, National, and Local Headquarters

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Northrop Grumman ownership & subsidiary data – FAQs

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At CompanyData.com, you can access detailed, verified data on Northrop Grumman Corporation and all its subsidiaries, updated daily. This includes company names, registration details, locations, industry classifications, financial indicators, and key contacts. Northrop Grumman operates 835 entities worldwide, with presence in 24 countries including the US, UK, Netherlands, Germany, and more. You can download the data via the Bold Platform, API, or bulk file delivery. Our database offers 100% worldwide company coverage, ensuring complete and accurate insights.

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