Company lists · Data refreshed September 2026

Top 25 Defense contractor cybersecurity services based in Reston, United States

Name: Defense contractor cybersecurity services based in Reston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 70 companies tracked

RevenueBase identified 70 company matches for defense contractor cybersecurity services associated with Reston, United States as of September 2026 and tracks 19,810 professional contacts across them, including 4,939 with verified work emails. Across the United States, Washington is the largest hub for this category (115 companies); Reston has 70.

This list covers company matches for defense contractor cybersecurity services associated with Reston, 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 September 28, 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 Sep 28, 2026 How this list was built

70Companies

19,810Contacts tracked

4,939Verified emails

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The 25 largest defense contractor cybersecurity services based in Reston, United States

Ranked by team size

Top 25 of 70 company matches for defense contractor cybersecurity services based in Reston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Peraton	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	10001+	10,793 contacts →
	Exact match “At Peraton, we're at the forefront of delivering the next big thing every day.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Asrc Federal	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	4,542 contacts →
	Exact match “ASRC Federal’s employees provide solutions for more than 30 U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,232 contacts →
	Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Quantum SKY	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	872 contacts →
	Exact match “Quantum Sky is a mission technology company that builds secure AI, cyber, cloud, and quantum capabilities for defense, intelligence, and federal civilian agencies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Evolver	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	501-1,000	235 contacts →
	Exact match “Founded in Evolver was built on a clear purpose: to help government and enterprise customers achieve long-term success.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Riva Solutions, INC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	201-500	224 contacts →
	Exact match “RIVA Solutions, Inc.(RIVA) is a new kind of government contractor providing Digital Transformation to the public sector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Mindpoint Group, A Quantum SKY Company	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	204 contacts →
	Exact match “MindPoint Group, a Quantum Sky company, is a cybersecurity specialist trusted by U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Intelligent Waves	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	185 contacts →
	Exact match “Intelligent Waves, a veteran-owned organization, delivers secure, innovative technology solutions for federal defense and intelligence missions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	ISI	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	175 contacts →
	Exact match “ISI is the only partner that meets both your compliance and security needs.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	The Wexford Group	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	501-1,000	160 contacts →
	Exact match “The Wexford Group International (Wexford) is a wholly owned subsidiary of CACI, INC-FEDERAL.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Caci Acquired Applied Insight, LLC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	501-1,000	159 contacts →
	Exact match “Applied Insight works closely with agencies and industry to overcome technical and cultural hurdles to innovation, empowering them with the latest end-to-end cloud infrastructure…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Improvix Technologies	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	201-500	107 contacts →
	Exact match “Improvix Technologies was founded to empower federal agencies to achieve their mission objectives through innovative, value-oriented solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Zantech	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	91 contacts →
	Exact match “Zantech delivers advanced technology solutions to US Government agencies, specializing in digital modernization, cybersecurity, and cloud computing for mission-critical operations…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Cybersheath	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	80 contacts →
	Exact match “CyberSheath is one of the industry’s few one-stop cybersecurity compliance service providers, going beyond assessment and software licensing to solve the whole problem.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Secureit	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	77 contacts →
	Exact match “SecureIT is a leading provider of cybersecurity management consulting and technical services to government agencies, corporations and non-profit organizations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Fortinet Federal	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	70 contacts →
	Exact match “Fortinet Federal is dedicated to bringing expertise and commitment to U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Global Infotek, INC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	58 contacts →
	Exact match “Global InfoTek, Inc.(GITI) is a mid-sized, award-winning leader in designing, developing, and deploying cutting-edge technologies that address the nation's most critical cyber and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Breakforth Solutions, Inc. ED Wosb	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	46 contacts →
	Exact match “BreakForth Solutions, Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Vaultes	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	35 contacts →
	Exact match “Vaultes is a Service Disabled Veteran Owned Small Business (SDVOSB) and an accredited FedRAMP 3PAO and Authorized C3PAO specializing in cybersecurity, compliance, and engineering…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Rogerco, INC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	35 contacts →
	Exact match “ROGERCO (RCI) is an integrated technology and communications consultancy supporting government and critical infrastructure missions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Veros Technologies, LLC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	32 contacts →
	Exact match “Veros Technologies is an innovative small business based in Northern Virginia, focused on providing premier technical consulting services to private and public sector clients.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Warcollar Industries, LLC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	32 contacts →
	Exact match “A Veteran-Owned Small Business that brings CyberSecurity and Internet of Things solutions to civilian and government clientele.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Knowledge Consulting Group	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	201-500	29 contacts →
	Exact match “Knowledge Consulting Group (KCG) is one of the largest privately held cybersecurity services firms in the United States.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Stellarpeak Corp	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	51-200	26 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	J3	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	11-50	19 contacts →
	Exact match “J3 delivers cutting-edge, system-level technology solutions that drive efficiency, security, and innovation.” Recorded in the RevenueBase company graph · Sep 28, 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 contractor cybersecurity services”. 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 70 defense contractor cybersecurity services based in Reston, United States

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Defense contractor cybersecurity services based in Reston, United States at a glance

As of Sep 28, 2026

24.9%Verified-email coverage

283.0Average contacts per company

11-50Median size (employees)

Sep 28, 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

10001+

Email recency for this list is measured across the whole United States list rather than for Reston, so it is reported there. Company counts and contact totals on this page are exact for Reston, over 70 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 Reston, United States whose business descriptions match “defense contractor cybersecurity services” 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 4,939 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 September 28, 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 contractor cybersecurity services 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 contractor cybersecurity services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many defense contractor cybersecurity services are there based in Reston, United States?

RevenueBase identified 70 company matches for defense contractor cybersecurity services associated with Reston, United States as of September 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?

Peraton 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 contractor cybersecurity services?

Washington leads the United States with 115 company records, followed by New York (92) and Arlington (76). Reston has 70.

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 4,939 professional contacts with verified work emails tracked across these 70 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 September 28, 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.