Company lists · Data refreshed September 2026

Top 25 Defense manufacturing contractors based in the United States

RevenueBase identified 128 defense manufacturing contractors headquartered in the United States as of September 2026 and tracks 10,324 professional contacts across them, including 2,691 with verified work emails. Anaheim is the largest hub.

This list covers defense manufacturing contractors headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
128Companies
10,324Contacts tracked
2,691Verified emails
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The 25 largest defense manufacturing contractors based in the United States

Ranked by team size
Top 25 of 128 defense manufacturing contractors based in the United States, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to defense manufacturing contractors: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceCA, United StatesHQ checked Sep 16, 20261,001-5,0002,699 contacts →

Strong evidence

“Anduril is not a traditional defense contractor.”

Source: RevenueBase Database · checked Sep 16, 2026
2Partial evidenceHaslet, TX, United StatesHQ checked Sep 16, 20261,001-5,0002,006 contacts →

Partial evidence

“Textron Systems has been providing innovative solutions to the defense, homeland security and aerospace communities for more than 50 years.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceSt. Petersburg, United StatesHQ checked Sep 16, 20265,001-10,0001,708 contacts →

Indirect evidence

“General Dynamics Ordnance and Tactical Systems provides the U.S.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceAnchorage, AK, United StatesHQ checked Sep 16, 2026201-500680 contacts →

Indirect evidence

“Tyonek Native Corporation, an Alaska Native Corporation formed under the Alaska Native Claims Settlement Act (ANCSA) in 1971.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceInglewood, CA, United StatesHQ checked Sep 16, 2026501-1,000449 contacts →

Indirect evidence

“Our mission is to give the warfighters we depend on, the critical equipment they depend on.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceCincinnati, OH, United StatesHQ checked Sep 16, 2026501-1,000197 contacts →

Partial evidence

“General Tool Company is an elite Aerospace and Defense manufacturer of mission-critical systems.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceLititz, PA, United StatesHQ checked Sep 16, 2026201-500195 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
8Strong evidenceSan Diego, CA, United StatesHQ checked Sep 16, 2026201-500159 contacts →

Strong evidence

“Our Mission Supporting Warfighter-Readiness Affordable Engineering Services, Inc.(AES) is a premiere defense contractor delivering customer-focused, high-quality engineering &…”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceGrand Junction, CO, United StatesHQ checked Sep 16, 202651-200137 contacts →

Indirect evidence

“Valor Tactical Innovation is an ITAR-registered U.S.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceBrookshire, TX, United StatesHQ checked Sep 16, 202651-200131 contacts →

Partial evidence

“Thomas Instrument is an engineering and manufacturing firm of flight critical precision machined components and complex fabrications for the US DOD and Commercial Aerospace.”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceColumbus, MS, United StatesHQ checked Sep 16, 202651-200104 contacts →

Partial evidence

“Stark Aerospace is a Columbus, Mississippi based aerospace and defense firm is a world leader in the design and manufacture of technologically sophisticated defense systems.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceEl Dorado Hills, CA, United StatesHQ checked Sep 16, 202651-20085 contacts →

Indirect evidence

“Aerometals is located in the northern California town of El Dorado Hills approximately 35 miles NE of Sacramento.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceTempe, AZ, United StatesHQ checked Sep 16, 2026201-50084 contacts →

Partial evidence

“Founded in 1980, Verigon delivers electronic contract manufacturing solutions for customers who demand high-reliability electronic assemblies designed to perform in extreme…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceRichfield, WI, United StatesHQ checked Sep 16, 202651-20078 contacts →

Partial evidence

“We are a mission-critical contract manufacturer engineering large-scale, high-tolerance components for defense, energy, aerospace, and semiconductor programs.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceEldridge, IA, United StatesHQ checked Sep 16, 202651-20077 contacts →

Indirect evidence

“Premier designer and manufacturer of high quality military and government agency firearms and accessories.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceMinneapolis, MN, United StatesHQ checked Sep 16, 202651-20076 contacts →

Partial evidence

“Established in 1949, Mid-Continent has been a reliable contract manufacturer to first tier OEMs within the defense, medical and aerospace industries for decades.”

Source: RevenueBase Database · checked Sep 16, 2026
17Strong evidenceMckinney, TX, United StatesHQ checked Sep 16, 2026501-1,00065 contacts →

Strong evidence

“M2 is a proven 8(a) prime defense contractor with nearly a decade of successful field service maintenance experience as a prime contractor in the commercial and non-commercial…”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceSalisbury, MD, United StatesHQ checked Sep 16, 202651-20059 contacts →

Indirect evidence

“Matech’s mission is to be a high-quality leader and in the production of Military Weapons, Munitions, and Electronic Warfare Sub-systems.”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidencePhoenix, AZ, United StatesHQ checked Sep 16, 202651-20055 contacts →

Partial evidence

Defense products for military and government security forces around the world.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceShawnee, OK, United StatesHQ checked Sep 16, 202611-5053 contacts →

Partial evidence

“United Dynamics specializes in Engineering, Design, Development and Manufacturing of highly specialized and high-tech applications for Military and Aerospace hardware.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceAllentown, PA, United StatesHQ checked Sep 16, 202651-20050 contacts →

Partial evidence

“Mack Defense, LLC “Mack Defense” provides high quality equipment, parts, and services to military, federal, and security customers around the world.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceHudson, MA, United StatesHQ checked Sep 16, 2026201-50045 contacts →

Indirect evidence

“Designers and builders of quality components & machinery systems for the u.s.”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceAustin, TX, United StatesHQ checked Sep 16, 202611-5041 contacts →

Indirect evidence

“Aeon combines warfighter experience with world-class engineering to deliver advanced weapon systems at scale.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceKansas City, MO, United StatesHQ checked Sep 16, 202651-20040 contacts →

Indirect evidence

“Allied Materials & Equipment Co.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceGilbert, AZ, United StatesHQ checked Sep 16, 202651-20039 contacts →

Indirect evidence

“STARA Technologies has been acquired by Advanced Technology Systems Company (ATSC).”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 128 defense manufacturing contractors based in the United States

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Defense manufacturing contractors based in the United States at a glance

As of Sep 16, 2026
26.1%Verified-email coverage
80.7Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · Anaheim
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
24
11-50
49
51-200
38
201-500
9
501-1,000
4
1,001-5,000
3
5,001-10,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 128 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among defense manufacturing contractors, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “defense manufacturing contractors”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names defense manufacturing contractors), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among defense manufacturing contractors, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 2,691 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names defense manufacturing contractors, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many defense manufacturing contractors are there based in the United States?

RevenueBase identified 128 defense manufacturing contractors headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Anduril Industries, headquartered in United States, tops this list with the largest team on record.

Which city has the most defense manufacturing contractors?

Anaheim leads with 2 headquartered companies, followed by Cincinnati (2) and Clearwater (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,691 verified decision-maker contacts tracked across these 128 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.