Company lists · Data refreshed November 2026

Top 25 Defense software developers based in Herndon, United States

Name: Defense software developers based in Herndon, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 60 companies tracked

RevenueBase identified 60 company matches for defense software developers associated with Herndon, United States as of November 2026 and tracks 14,573 professional contacts across them, including 4,024 with verified work emails. Across the United States, Huntsville is the largest hub for this category (90 companies); Herndon has 60.

This list covers company matches for defense software developers 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 5, 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 5, 2026 How this list was built

60Companies

14,573Contacts tracked

4,024Verified emails

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The 25 largest defense software developers based in Herndon, United States

Ranked by team size

Top 25 of 60 company matches for defense software developers based in Herndon, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Mantech	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	10,193 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 5, 2026 · View company records in RevenueBase
2	Linquest	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	612 contacts →
	Exact match “LinQuest delivers performance excellence across the Air, Land, Sea, Space, and Cyberspace domains.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	LTS	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	374 contacts →
	Exact match “From disaster response and automated healthcare kiosks to occupational health services and federal IT consulting, we operate at the intersection of mission-critical need and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Karsun Solutions	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	201-500	288 contacts →
	Exact match “Karsun Solutions is a fast-growing, innovative, enterprise modernization firm.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Sotera Defense Solutions, INC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	233 contacts →
	Exact match “Sotera Defense Solutions (Sotera) has joined KeyW Corporation.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Nextpoint Group	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	201-500	139 contacts →
	Exact match “NextPoint Group is a mission enablement, technology focused and culture rich IT professional service provider.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Solerity	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	201-500	128 contacts →
	Exact match “Since 1991, Solerity, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Netcentrics	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	122 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 5, 2026 · View company records in RevenueBase
9	Foxhole Technology	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	115 contacts →
	Exact match “Foxhole Technology is a thought-leading technology firm offering a robust suite of cybersecurity, software development, systems engineering, and test & evaluation solutions for…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Probity INC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	104 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Indigo IT LLC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	104 contacts →
	Exact match “Founded in 2001, Indigo IT is an award winning information technology consulting and services company.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Alku Government Solutions	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	103 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 5, 2026 · View company records in RevenueBase
13	Stillwater Human Capital LLC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	201-500	100 contacts →
	Exact match “Founded in 2012, Stillwater remains committed to supporting the Veteran community, national security, and the defense sector while evolving into a diversified solutions provider…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Blackhorse Solutions	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	98 contacts →
	Exact match “BlackHorse Solutions, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Qvine Corporation	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	66 contacts →
	Exact match “QVine is a leading provider of Agile software development, cloud computing, big data, and other Information Technology (IT) services in the National Security and Defense sectors.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Chameleon Consulting Group LLC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	52 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 5, 2026 · View company records in RevenueBase
17	Optimal Solutions INC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	35 contacts →
	Exact match “Optimal Solutions, Inc.(OSI) is a small, disadvantaged business and certified Capability Maturity Model Integration (CMMI) for Development (DEV) Level 3, International…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	MKGCS	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	34 contacts →
	Exact match “MKGCS is the premier software development company for advanced, large scale mission critical systems for commercial and government applications.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	IP Network Solutions	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	32 contacts →
	Exact match “At IPNS, we work exclusively in the Federal marketplace, providing agencies in the Civilian, Defense and Intelligence communities with advanced IT systems solutions and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Keenlogic	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	29 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Exatech Solutions, INC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	29 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Athena Technology Group	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	11-50	20 contacts →
	Exact match “Provides information and communications technology services to the military and government agencies.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Lr-Associates, LLC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	19 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 5, 2026 · View company records in RevenueBase
24	Delex Systems, INC	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	19 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Tekbank	Exact match	Herndon, VA, United StatesHQ recorded Nov 5, 2026	51-200	17 contacts →
	Exact match “TekBank is a provider of information technology resources and solutions to numerous commercial and government customers.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “defense software developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 60 defense software developers based in Herndon, United States

See the full list, filter by size, metro and specialty, and access 4,024 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Defense software developers based in Herndon, United States at a glance

As of Nov 5, 2026

27.6%Verified-email coverage

242.9Average contacts per company

51-200Median size (employees)

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 60 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 “defense software developers” 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 4,024 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 5, 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.

Defense software developers by metro in the United States

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 “defense software developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many defense software developers are there based in Herndon, United States?

RevenueBase identified 60 company matches for defense software developers 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 defense software developers?

Huntsville leads the United States with 90 company records, followed by Reston (78) and Washington (67). Herndon has 60.

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 4,024 professional contacts with verified work emails tracked across these 60 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 5, 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.