Company lists · Data refreshed October 2026

Top 16 Defense IT solution providers based in Leesburg, United States

Name: Defense IT solution providers based in Leesburg, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 11, 2026 27 companies tracked

RevenueBase identified 27 company matches for defense IT solution providers associated with Leesburg, United States as of October 2026 and tracks 828 professional contacts across them, including 305 with verified work emails. Across the United States, Washington is the largest hub for this category (87 companies); Leesburg has 27.

This list covers company matches for defense IT solution providers associated with Leesburg, 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 October 11, 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 Oct 11, 2026 How this list was built

27Companies

828Contacts tracked

305Verified emails

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The 16 largest defense IT solution providers based in Leesburg, United States

Ranked by team size

Top 16 of 27 company matches for defense IT solution providers based in Leesburg, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 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	AM LLC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	n/a	165 contacts →
	Exact match “Mission critical solutions for complex markets AM delivers transformative solutions that drive our customers’ mission success using data analytics, systems security, and health IT…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
2	Securigence LLC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	51-200	134 contacts →
	Exact match “SecuriGence LLC is an agile large business headquartered in the Washington, DC metropolitan region.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3	Chartis Federal	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	51-200	75 contacts →
	Exact match “Chartis Federal exists for the mission.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4	DH Technologies, INC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	11-50	61 contacts →
	Exact match “Welcome to DH Technologies, the Employee-Owned Emerging Technology Provider At DH Technologies, we pride ourselves on being a forward-thinking and trusted technology provider, now…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
5	Clearfocus Technologies	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	51-200	48 contacts →
	Exact match “ClearFocus® Technologies provides advanced cybersecurity services that secure our nation’s most sensitive assets.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6	Xenith Solutions	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	51-200	43 contacts →
	Exact match “Xenith Solutions stands apart through our disciplined, mission-first integration of cybersecurity, cloud, and data innovation; delivered by cleared experts who understand the…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7	Humango Solutions LLC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	51-200	42 contacts →
	Exact match “Humango Solutions, LLC (Humango) is a U.S.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
8	Trewon Technologies INC 5000 Company	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	51-200	33 contacts →
	Exact match “Trewon Technologies, LLC is an SBA certified 8(a) and HUBZone, and economically disadvantaged woman-owned small business (EDWOSB) who specializes in providing information…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
9	B4corp	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	51-200	28 contacts →
	Exact match “B4Corp’s many interesting business philosophies and goals make it a very unique and outstanding place to work.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10	Intersec, INC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	11-50	22 contacts →
	Exact match “Founded in 2013, as one of the boutique cybersecurity providers, InterSec, Inc.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11	Tunuva Technologies, INC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	11-50	18 contacts →
	Exact match “Creating the Future – Bringing Innovation Solving the nation's most demanding technological challenges Creativity, innovation and hard work are the cornerstones of Tunuva’s…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12	IT HUB INC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	11-50	15 contacts →
	Exact match “IT Hub Inc is SBA HUBZone and Economically Disadvantaged Women-Owned Small Business (EDWOSB) Minority Owned Small Disadvantaged Business (SDB) firm, based in Virginia.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
13	R2 Technology Solutions, LLC	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	1-10	7 contacts →
	Exact match “R2 Technology Solutions, LLC, is a consulting team operating in the Washington DC metropolitan area that focuses on robust secure IT solutions for public industry and the federal…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
14	ONE Solution Cyber	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	1-10	4 contacts →
	Exact match “ONE Solution Cyber is a small business providing cybersecurity, professional services and value added reseller offerings to commercial and federal government customers.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
15	Loudountec	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	1-10	1 contacts →
	Exact match “LoudounTec (dba of Joltec LLC) is an ISO 9001:2015 certified IT Solutions provider located in the D.C.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
16	Raptics	Exact match	Leesburg, VA, United StatesHQ recorded Oct 11, 2026	1-10	1 contacts →
	Exact match “Raptics is focused on the rapid development, delivery, and deployment of secure data analytics and information management systems for our customers in the Federal, DoD, IC, and…” Recorded in the RevenueBase company graph · Oct 11, 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 IT solution providers”. 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 16 of 27 defense IT solution providers based in Leesburg, United States

See the full list, filter by size, metro and specialty, and access 305 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Defense IT solution providers based in Leesburg, United States at a glance

As of Oct 11, 2026

36.8%Verified-email coverage

30.7Average contacts per company

11-50Median size (employees)

Oct 11, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Leesburg, so it is reported there. Company counts and contact totals on this page are exact for Leesburg, over 27 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 Leesburg, United States whose business descriptions match “defense IT solution providers” 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 305 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 October 11, 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 IT solution providers 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 IT solution providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many defense IT solution providers are there based in Leesburg, United States?

RevenueBase identified 27 company matches for defense IT solution providers associated with Leesburg, United States as of October 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?

AM LLC 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 IT solution providers?

Washington leads the United States with 87 company records, followed by Reston (76) and Herndon (71). Leesburg has 27.

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 305 professional contacts with verified work emails tracked across these 27 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 October 11, 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.