Company lists · Data refreshed September 2026

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

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

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 57 companies tracked

RevenueBase identified 57 company matches for defense contractor cybersecurity services associated with Alexandria, United States as of September 2026 and tracks 4,697 professional contacts across them, including 725 with verified work emails. Across the United States, Washington is the largest hub for this category (115 companies); Alexandria has 57.

This list covers company matches for defense contractor cybersecurity services associated with Alexandria, 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

57Companies

4,697Contacts tracked

725Verified emails

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

Ranked by team size

Top 25 of 57 company matches for defense contractor cybersecurity services based in Alexandria, 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	Modern Technology Solutions, Inc. Mtsi	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,920 contacts →
	Exact match “Modern Technology Solutions, Inc.(MTSI) is a 100% employee-owned engineering services and technology solutions company delivering first-choice capabilities to solve problems of…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	VT Group VTG	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,168 contacts →
	Exact match “VTG delivers force modernization and digital transformation solutions that expand America’s competitive advantage in the modern battlespace.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Invictus International Consulting, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	201-500	206 contacts →
	Exact match “Invictus is a leading provider of technology services for national security systems.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	DSD Laboratories	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	157 contacts →
	Exact match “DSD Laboratories delivers smart, dependable technology solutions that support critical national defense missions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Brycetech	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	201-500	144 contacts →
	Exact match “BryceTech is a trusted leader in complex technology domains, delivering data-driven solutions in aerospace, biosecurity, and defense.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Darkstar Intelligence	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	125 contacts →
	Exact match “DarkStar Intelligence is a Service-Disabled Veteran-Owned Small Business (SDVOSB) delivering advanced intelligence solutions to government and private sectors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Mobius	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	123 contacts →
	Exact match “Mobius is an award winning, Small Business Administration (SBA) certified Historically Underutilized Business Zone (HUBZone) company and certified Woman-Owned Small Business…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Edgesource Corporation	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	114 contacts →
	Exact match “NATIONAL SECURITY EXPERTISE THAT POWERS MISSION SUCCESS Edgesource doesn't observe the mission from afar-we advance it from within.* 24/7/365 Vigilance * Automated Insights *…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	AGE Solutions LLC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	109 contacts →
	Exact match “AGE Solutions is a premier technology and professional services company, providing in-depth consulting, advanced technology solutions, and essential services throughout the U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Dignari	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	201-500	103 contacts →
	Exact match “Effective October 25, 2024, Dignari has been acquired by EY and will now be known as EY Dignari.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	SBG Technology Solutions, INC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	82 contacts →
	Exact match “SBG Technology Solutions, Inc.(SBG) a wholly-owned subsidiary of DSS, Inc, offers IT Governance, Program Management, Systems Engineering, Enterprise Modernization, Artificial…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Onezero Solutions	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	201-500	68 contacts →
	Exact match “OneZero Solutions is an 8(a), Service-Disabled Veteran-Owned Small Business (SDVOSB) that is problem-solving and solutions-oriented.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Advantage Sci, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	201-500	56 contacts →
	Exact match “Advantage SCI is a professional security and counterintelligence firm, headquartered in Alexandria, Virginia.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Arrowpoint Corporation	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	47 contacts →
	Exact match “Arrowpoint, a MorphWorks company, has delivered premiere information technology and consulting services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Commonwealth Technology Innovation, An HII Company	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	47 contacts →
	Exact match “CTI, an HII company, provides specialized hardware, software, and mission support to our nation’s Defense, Intelligence, and Security communities.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Securicon, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	11-50	27 contacts →
	Exact match “Securicon provides expert consulting for application, system and network security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Antean Technology	Exact match	Alexandria, United StatesHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “3x Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Gray Tier Technologies, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	11-50	9 contacts →
	Exact match “Gray Tier Technolgies is a privately held company providing full cyclic cybersecurity services and products.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Pendulum	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	1-10	9 contacts →
	Exact match “Pendulum is transforming cyber defense and information security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Tech Leader Solutions, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	1-10	7 contacts →
	Exact match “HUBZone Certified, Tech Leader Solutions, LLC provides Cybersecurity and IT Consulting services to CIOs and CTOs, supporting a wide range of IT programs through strategy…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Deployed Global Solutions, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	51-200	6 contacts →
	Exact match “Deployed Global Solutions, LLC is a defense contractor.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	SWG Solutions	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “At SWG, we provide comprehensive, cost-effective professional services support and expertise in system engineering solutions for our customer’s complex mission and enterprise IT…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Rosetech Marketing	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “A specialized marketing agency with deep domain knowledge of cybersecurity, data analytics, integrated risk management, software engineering, and strategy and transformation for…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Cerium Technology, INC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	11-50	3 contacts →
	Exact match “Cerium Technology Services was established in 2009 to provide professional and affordable IT services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Fusion Technology Strategies, INC	Exact match	Alexandria, VA, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “Fusion Technology Strategies (Fusion) is an SBA-certified Woman-Owned Small Business (WOSB) that specializes in delivering exceptional Cyber Security, CIO and CISO Advisory…” 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 57 defense contractor cybersecurity services based in Alexandria, United States

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

As of Sep 28, 2026

15.4%Verified-email coverage

82.4Average contacts per company

11-50Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Alexandria, so it is reported there. Company counts and contact totals on this page are exact for Alexandria, over 57 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 Alexandria, 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 725 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 Alexandria, United States?

RevenueBase identified 57 company matches for defense contractor cybersecurity services associated with Alexandria, 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?

Modern Technology Solutions, Inc. Mtsi 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). Alexandria has 57.

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 725 professional contacts with verified work emails tracked across these 57 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.