Company lists · Data refreshed September 2026
Top 25 Defense signal processing companies based in the United States
RevenueBase identified 302 defense signal processing companies headquartered in the United States as of September 2026 and tracks 28,166 professional contacts across them, including 2,083 with verified work emails. Herndon is the largest hub.
This list covers defense signal processing companies 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 signal processing companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 5,980 contacts → | ||||
Partial evidence “Leonardo DRS Inc.(Nasdaq: DRS) is at the forefront of developing transformative defense technologies using its proven agility and delivering innovative solutions for U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 2,157 contacts → | ||||
Strong evidence “Mercury Systems – Innovation that matters® Mercury Systems is a global leader in aerospace and defense electronics, providing breakthrough capabilities in signal and data…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,917 contacts → | ||||
Indirect evidence “Scientific Research Corporation is an advanced engineering company that was founded in 1988 to provide innovative solutions to the U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,830 contacts → | ||||
Partial evidence “Teledyne Technologies is a leading provider of sophisticated electronic components, instruments & communications products, including defense electronics, data acquisition &…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,575 contacts → | ||||
Indirect evidence “Communications & Power Industries (CPI) is a world leader in large aperture antennas, components and systems, manufacturing advanced high-power and high-frequency technologies and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,527 contacts → | ||||
Partial evidence “Thales Defense & Security, Inc.(TDSI) Headquartered in Clarksburg, MD, Thales Defense & Security, Inc.(TDSI) is a U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 502 contacts → | ||||
Indirect evidence “Spectrum Control is a different kind of RF company.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 440 contacts → | ||||
Indirect evidence “TSC Recruiting and Talent Search” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 409 contacts → | ||||
Indirect evidence “Areté, an employee-owned company, is an advanced science and engineering company that provides innovative solutions to the most challenging technical problems faced by the United…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 381 contacts → | ||||
Indirect evidence “Stellant Systems is a partner for civil, military, and commercial organizations whose missions seek to ensure a safe, aware, and connected world.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 373 contacts → | ||||
Indirect evidence “Progeny Systems is a business area of General Dynamics Mission Systems.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 364 contacts → | ||||
Indirect evidence “LGS Innovations is a technology company delivering mission-critical communications products, R&D, and supporting services to U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 358 contacts → | ||||
Partial evidence “SciTec, a Firefly Aerospace company, delivers advanced sensing and mission data processing systems that give U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 345 contacts → | ||||
Indirect evidence “Digital Receiver Technology (DRT) designs and manufactures DSP-based receivers, communications test and measurement equipment.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 336 contacts → | ||||
Indirect evidence “TRISTAR is an SBA certified Service-Disabled Veteran-Owned professional services company supporting the U.S.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 267 contacts → | ||||
Indirect evidence “EWA is a veteran-owned, small broad-based technology business providing professional services and specialized products to its customers.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 263 contacts → | ||||
Indirect evidence “Welcome to AMEWAS (American Electronic Warfare Associates), a vibrant, veteran-run small business situated in the heart of California, Maryland, just a stone's throw away from the…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 255 contacts → | ||||
Strong evidence “At Rincon Research Corporation, our core business is to design, build, test, and field digital signal processing (DSP) products and services for the United States Defense and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 224 contacts → | ||||
Strong evidence “HawkEye 360 is equipping defense, intelligence and national security leaders with mission-critical signals intelligence to enable faster, better decision making.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 211 contacts → | ||||
Partial evidence “Vannevar builds new defense capabilities for modern conflict.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 197 contacts → | ||||
Indirect evidence “Echodyne designs and builds advanced radar solutions that unlock new capabilities for intelligent systems and autonomous machines and shatter price-performance barriers for sensor…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 195 contacts → | ||||
Indirect evidence “For over 35 years Giga-tronics Incorporated (Nasdaq “GIGA”), has been helping solving the world‘s next generation Radar and Electronic Warfare problems.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 169 contacts → | ||||
Strong evidence “Founded by a small group of engineers in BITS grew into a leading sensor development and signal processing company for the Intelligence Community and Department of Defense.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 166 contacts → | ||||
Indirect evidence “CTI, a Parsons Company, is a high-tech software, systems engineering, and operational support corporation dedicated to providing cutting-edge engineering, and system development…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 164 contacts → | ||||
Indirect evidence “Extant Aerospace manufactures and supplies complex electronic assemblies to the DOD and international customers for military and commercial applications.” 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 signal processing companies. 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 signal processing companies.
- Partial evidence
- Its own public description names part of defense signal processing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name defense signal processing companies. 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 302 defense signal processing companies based in the United States
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Defense signal processing companies 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 302 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 signal processing companies, 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 signal processing companies”. 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 signal processing companies), 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 signal processing companies, 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, 2,083 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 signal processing companies, 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 signal processing companies are there based in the United States?
RevenueBase identified 302 defense signal processing companies 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?
Leonardo DRS, headquartered in Arlington, tops this list with the largest team on record.
Which city has the most defense signal processing companies?
Herndon leads with 9 headquartered companies, followed by Melbourne (6) and Austin (5).
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 2,083 verified decision-maker contacts tracked across these 302 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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