Company lists · Data refreshed November 2026

Top 25 Military system integration contractors based in the United States

RevenueBase identified 764 company matches for military system integration contractors associated with the United States as of November 2026 and tracks 181,254 professional contacts across them, including 10,351 with verified work emails. Huntsville is the largest hub.

This list covers company matches for military system integration contractors associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
764Companies
181,254Contacts tracked
10,351Verified emails
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The 25 largest military system integration contractors based in the United States

Ranked by team size
Top 25 of 764 company matches for military system integration contractors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchFalls Church, MD, United StatesHQ recorded Nov 6, 202610001+77,937 contacts →

Exact match

“We are a close-knit community of big thinkers collaborating to keep the world safe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchReston, VA, United StatesHQ recorded Nov 6, 202610001+34,914 contacts →

Exact match

“SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchFalls Church, VA, United StatesHQ recorded Nov 6, 202610001+13,979 contacts →

Exact match

“Improving the future and protecting lives is an ambitious mission, but it’s what we do.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAlexandria, FL, United StatesHQ recorded Nov 6, 20261,001-5,0002,042 contacts →

Exact match

“Modern Technology Solutions, Inc.(MTSI) is a 100% employee-owned engineering services and technology solutions company delivering first-choice capabilities to solve problems of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchClarksburg, MA, United StatesHQ recorded Nov 6, 20261,001-5,0001,566 contacts →

Exact match

“Thales Defense & Security, Inc.(TDSI) Headquartered in Clarksburg, MD, Thales Defense & Security, Inc.(TDSI) is a U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHuntsville, OH, United StatesHQ recorded Nov 6, 20261,001-5,0001,382 contacts →

Exact match

“COLSA Corporation is an engineering and support services company founded in 1980.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 20261,001-5,0001,219 contacts →

Exact match

“VTG delivers force modernization and digital transformation solutions that expand America’s competitive advantage in the modern battlespace.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChantilly, VA, United StatesHQ recorded Nov 6, 20261,001-5,000909 contacts →

Exact match

“Arcfield was purpose-built to protect the nation and its allies through innovations in systems engineering and integration, space and mission launch assurance, cybersecurity and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHuntsville, United StatesHQ recorded Nov 6, 20261,001-5,000869 contacts →

Exact match

“Teledyne Brown Engineering is a leader in providing innovative systems engineering, integration, operations and advanced manufacturing solutions for defense, space, marine and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLexington Park, MD, United StatesHQ recorded Nov 6, 20261,001-5,000778 contacts →

Exact match

“Precise Systems delivers integrated, mission-ready solutions that advance warfighter readiness and strengthen our nation’s most critical defense programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026501-1,000775 contacts →

Exact match

“Metrea, formerly Meta Aerospace, offers a deep stack of defense capabilities and services for our customers and partners, allowing them to anticipate, secure, and defend their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchReston, VA, United StatesHQ recorded Nov 6, 20261,001-5,000727 contacts →

Exact match

“SOS International LLC (SOSi) is a family-owned, middle-market government services integrator that works principally in the defense and intelligence sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMadison, MS, United StatesHQ recorded Nov 6, 20265,001-10,000660 contacts →

Exact match

“The Vertex Company provides vertically integrated turnkey lifecycle support from concept definition, to engineering and manufacturing, through end-of-life support of complex…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 20261,001-5,000612 contacts →

Exact match

“LinQuest delivers performance excellence across the Air, Land, Sea, Space, and Cyberspace domains.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLexington Park, FL, United StatesHQ recorded Nov 6, 2026501-1,000529 contacts →

Exact match

“ASEC is an award-winning, 100% employee-owned business specializing in engineering, IT, training, and logistics, ensuring mission success through specialized expertise and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEvans, GA, United StatesHQ recorded Nov 6, 2026201-500526 contacts →

Exact match

“For more than 20 years, JANUS has forged our reputation for technical excellence, innovation, cost-schedule performance, and customer service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchVirginia Beach, VA, United StatesHQ recorded Nov 6, 2026501-1,000507 contacts →

Exact match

“Valkyrie, an ISO 9001:2015 certified company, enhances our customers' operations by providing engineering and technological expertise in digital engineering, logistics, program…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHuntsville, VA, United StatesHQ recorded Nov 6, 2026501-1,000483 contacts →

Exact match

“Sigmatech provides industry-leading engineering, technical, programmatic, test and evaluation, and training support for the Army, Space Force, Air Force, Navy, and MDA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHerndon, MD, United StatesHQ recorded Nov 6, 20261,001-5,000481 contacts →

Exact match

“Zenetex, pronounced zə-`net-iks, specializes in management and technology support services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261,001-5,000461 contacts →

Exact match

“Gryphon Technologies - now part of ManTech, is headquartered in Washington DC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMclean, VA, United StatesHQ recorded Nov 6, 2026501-1,000459 contacts →

Exact match

“As a dynamic systems integrator, SMS offers proven solutions in engineering, operations, cybersecurity, and digital transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchArlington, NJ, United StatesHQ recorded Nov 6, 2026201-500424 contacts →

Exact match

“Innovative Defense Technologies (IDT) is a rapid capability integrator helping the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLexington Park, MD, United StatesHQ recorded Nov 6, 2026201-500419 contacts →

Exact match

“Sabre Systems LLC is a quality driven, customer focused business providing innovative and sustainable solutions in the areas of Cyber, Systems and Software Engineering, Advanced…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 2026501-1,000415 contacts →

Exact match

“Inspired Employees.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGilbert, FL, United StatesHQ recorded Nov 6, 2026501-1,000405 contacts →

Exact match

“Phoenix Defense, LLC and its affiliated companies are agile providers of engineering, manufacturing, information technology, and logistics & supply chain services to the defense…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 764 military system integration contractors based in the United States

See the full list, filter by size, metro and specialty, and access 10,351 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Military system integration contractors based in the United States at a glance

As of Nov 6, 2026
5.7%Verified-email coverage
237.2Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Huntsville
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
225
11-50
221
51-200
193
201-500
74
501-1,000
24
1,001-5,000
19
5,001-10,000
4
10001+
4

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 764 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “military system integration contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 10,351 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Military system integration contractors by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “military system integration contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many military system integration contractors are there based in the United States?

RevenueBase identified 764 company matches for military system integration contractors associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Northrop Grumman tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most military system integration contractors?

Huntsville leads with 41 company records, followed by San Diego (22) and Washington (20).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 10,351 professional contacts with verified work emails tracked across these 764 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.