Company lists · Data refreshed November 2026

Top 18 Intelligence contractors based in Herndon, United States

RevenueBase identified 32 company matches for intelligence contractors associated with Herndon, United States as of November 2026 and tracks 14,953 professional contacts across them, including 3,634 with verified work emails. Across the United States, Washington is the largest hub for this category (66 companies); Herndon has 32.

This list covers company matches for intelligence contractors associated with Herndon, 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
32Companies
14,953Contacts tracked
3,634Verified emails
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The 18 largest intelligence contractors based in Herndon, United States

Ranked by team size
Top 18 of 32 company matches for intelligence contractors based in Herndon, 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 matchHerndon, VA, United StatesHQ recorded Nov 6, 20265,001-10,00010,193 contacts →

Exact match

“About Us: At MANTECH, we believe national security demands more than technology-it requires an unwavering dedication to the mission and the warfighters who defend it.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202610001+1,928 contacts →

Exact match

“Paragon Systems employs over 10,500 professionals in specialized operations providing security, fire, investigations, inspections, cybersecurity, risk management, and mission…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 20261,001-5,000696 contacts →

Exact match

“OMNIPLEX World Services Corporation is a leader and innovator in delivering professional background investigations, intelligence support, and physical security services to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 2026501-1,000474 contacts →

Exact match

“Zolon Tech, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 2026201-500252 contacts →

Exact match

“HawkEye 360 is equipping defense, intelligence and national security leaders with mission-critical signals intelligence to enable faster, better decision making.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 20261,001-5,000233 contacts →

Exact match

“Sotera Defense Solutions (Sotera) has joined KeyW Corporation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-200146 contacts →

Exact match

“The Ntrepid Platform powers the diverse and evolving cyber operations needs of the national security and defense communities and the private sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-200122 contacts →

Exact match

“For 30 years, NetCentrics has excelled as an innovative technology solutions provider for the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-200103 contacts →

Exact match

“ALKU Government Solutions is a National Security Defense Contractor serving the defense, energy, homeland security and intelligence communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“Chameleon Consulting Group, LLC was founded by a small group of professionals with extensive experience in cyber operations, software engineering, data analysis, and physical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“At TPGS, we understand and value the unique needs of our government clients and industry partners as well as the pressing need to complete projects on time.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Imperative’s mission is to enable the National Security Community to achieve their critical missions effectively, efficiently and securely.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“LR-Associates, LLC (LRA) is a Small Business Administration (SBA) certified 8(a), Small Disadvantaged Business (SDB) and Service Disabled Veteran Owned Small Business (SDVOSB)…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-20019 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“KLC Network Services, Incorporated is an SBA business based in Herndon, Virginia that provides technical solutions to our valued customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202651-2009 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Consilium Data Services (CDS) is an SBA certified Service-Disabled Veteran Owned Small Business (SDVOSB) multi-market data collection and predictive intelligence service provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202611-501 contacts →

Exact match

“Westway Enterprises LLC is a transformational security company providing first of its kind security services to the U.S.”

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

Showing 18 of 32 intelligence contractors based in Herndon, United States

See the full list, filter by size, metro and specialty, and access 3,634 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Intelligence contractors based in Herndon, United States at a glance

As of Nov 6, 2026
24.3%Verified-email coverage
467.3Average contacts per company
51-200Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
4
11-50
5
51-200
12
201-500
3
501-1,000
3
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency for this list is measured across the whole United States list rather than for Herndon, so it is reported there. Company counts and contact totals on this page are exact for Herndon, over 32 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 Herndon, United States whose business descriptions match “intelligence 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 3,634 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.

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 “intelligence contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many intelligence contractors are there based in Herndon, United States?

RevenueBase identified 32 company matches for intelligence contractors associated with Herndon, 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?

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

Which city in the United States has the most intelligence contractors?

Washington leads the United States with 66 company records, followed by New York (37) and Reston (36). Herndon has 32.

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 3,634 professional contacts with verified work emails tracked across these 32 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.