Company lists · Data refreshed September 2026
Top 25 Defense systems testing firms based in the United States
RevenueBase identified 69 defense systems testing firms headquartered in the United States as of September 2026 and tracks 4,037 professional contacts across them, including 430 with verified work emails. Huntsville is the largest hub.
This list covers defense systems testing firms 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.
The 25 largest defense systems testing firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 915 contacts → | ||||
Indirect evidence “Element U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 357 contacts → | ||||
Indirect evidence “Today, with nearly 450 employees and numerous locations across the country, the SURVICE Engineering Company continues to provide these unparalleled services, particularly in the…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 337 contacts → | ||||
Partial evidence “Sumaria specializes in advanced aerospace and defense technologies that enhance the capabilities of the warfighter.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 181 contacts → | ||||
Partial evidence “Established in 1969, Providing Space Systems Research and Development, and Reliability and Quality Assurance Consulting, First Units in Space in 1973.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 142 contacts → | ||||
Indirect evidence “Westech International, Inc.(WESTECH) is a government services firm specializing in Test Evaluation & Range Operations, Missile & Space Technology, and Mission Support Logistics.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 139 contacts → | ||||
Indirect evidence “Element U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 133 contacts → | ||||
Partial evidence “About Us TSS Solutions, an Acorn Capital Management Company, is the global leader in innovating high-quality, responsive, cost-effective technical services supporting the defense…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 105 contacts → | ||||
Partial evidence “Strata-G Solutions provides unrivaled competency in test-system engineering to both commercial and military customers.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 92 contacts → | ||||
Indirect evidence “Decision Technologies is driven by the foresight and knowledge needed to advance the technical capabilities of our clients and help the nation succeed in its most critical…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 51 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 49 contacts → | ||||
Indirect evidence “Exquadrum is an SBA certified minority owned, socially disadvantaged, or 8(a) company.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 44 contacts → | ||||
Partial evidence “Raven Defense is a technology company based in Albuquerque, NM dedicated to providing high-quality engineering services, expert program consultation, and highly specialized…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 39 contacts → | ||||
Partial evidence “Man-Machine Systems Assessment is a five-time Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 38 contacts → | ||||
Strong evidence “Oneida Research Services® (ORS) offers specialized laboratory testing services to support the microelectronics, telecommunications, aerospace, automotive, medical, and defense…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 36 contacts → | ||||
Indirect evidence “Outpost Technologies, Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 36 contacts → | ||||
Indirect evidence “Founded in 2013, Avarint is a wholly-owned non-for-profit subsidiary of CUBRC, INC.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 32 contacts → | ||||
Indirect evidence “Committed to the mission success of our Military, Aerospace, Commercial, and Medical industry customers for over 30 years, DPACI is your one source qualified to provide a Turn-Key…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 27 contacts → | ||||
Partial evidence “Hill Technical Solutions (HTS) is a dynamic system engineering contracting firm with subject matter experts who provide the leadership and capability to achieve the highest level…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 25 contacts → | ||||
Partial evidence “Hi-Rel Laboratories specializes in testing services for electronic components and assemblies primarily used in the aeronautics industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 15 contacts → | ||||
Partial evidence “Universal Synaptics is the industry leader in detecting and isolating elusive intermittent faults in compliance with the Department of Defense MIL-PRF 32516.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Partial evidence “Black Knight Technology Inc is a defense & space company based out of Po Box 7374, Fredericksburg, Virginia, United States.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 12 contacts → | ||||
Partial evidence “WinSoft Inc, designs, develops and builds Test Systems for Military and Commercial Electronic Equipment manufacturers (e.g.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 5 contacts → | ||||
Partial evidence “RoundTable Defense, LLC (RTD) was founded in 2008 with a mission to provide our customers with knowledge and evaluated data that ensures only safe, effective, and reliable…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence “Tomorrow's Technology Today Our mission is to meet the needs of government and private-sector clients with technological solutions that defy conventional processes.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Indirect evidence “MDS is a multi-disciplined engineering firm offering the in-depth technical expertise and diverse knowledge of military objectives, protocols and environments necessary to ensure…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: defense systems testing firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names defense systems testing firms.
- Partial evidence
- Its own public description names part of defense systems testing firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name defense systems testing firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 69 defense systems testing firms based in the United States
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Defense systems testing firms based in the United States at a glance
As of Sep 16, 2026Companies by employee count
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 69 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 systems testing firms, 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 systems testing firms”. 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 systems testing firms), 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 systems testing firms, 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, 430 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 systems testing firms, 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 systems testing firms are there based in the United States?
RevenueBase identified 69 defense systems testing firms 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?
NTS, headquartered in Belcamp, tops this list with the largest team on record.
Which city has the most defense systems testing firms?
Huntsville leads with 7 headquartered companies, followed by Arlington (3) and Belcamp (3).
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 430 verified decision-maker contacts tracked across these 69 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.
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