Company lists · Data refreshed October 2026

Top 25 Government contractors technology firms based in the United States

Name: Government contractors technology firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 7,950 companies tracked

RevenueBase identified 7,950 company matches for government contractors technology firms associated with the United States as of October 2026 and tracks 729,427 professional contacts across them, including 154,887 with verified work emails. Washington is the largest hub.

This list covers company matches for government contractors technology firms associated with the 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 13, 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 13, 2026 How this list was built

7,950Companies

729,427Contacts tracked

154,887Verified emails

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The 25 largest government contractors technology firms based in the United States

Ranked by team size

Top 25 of 7,950 company matches for government contractors technology firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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	DXC Technology	Exact match	Ashburn, VA, United StatesHQ recorded Oct 13, 2026	10001+	84,383 contacts →
	Exact match “DXC Technology helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	Northrop Grumman	Exact match	Falls Church, VA, United StatesHQ recorded Oct 13, 2026	10001+	76,380 contacts →
	Exact match “We are a close-knit community of big thinkers collaborating to keep the world safe.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Leidos	Exact match	Reston, VA, United StatesHQ recorded Oct 13, 2026	10001+	28,359 contacts →
	Exact match “Leidos is an industry and technology leader serving government & commercial customers with smarter, more efficient digital and mission innovations.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	General Dynamics Information Technology	Exact match	Falls Church, VA, United StatesHQ recorded Oct 13, 2026	10001+	24,883 contacts →
	Exact match “GDIT is a global technology and professional services company that delivers solutions, technology and mission services to every major agency across the U.S.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	Parsons Corporation	Exact match	Chantilly, VA, United StatesHQ recorded Oct 13, 2026	10001+	20,226 contacts →
	Exact match “Founded in 1944, Parsons Corporation, a digitally enabled solutions provider, is focused on creating the future of the defense, intelligence, and critical infrastructure markets.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Caci International INC	Exact match	Reston, VA, United StatesHQ recorded Oct 13, 2026	10001+	19,890 contacts →
	Exact match “At CACI International Inc (NYSE: CACI), our talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7	CDW	Exact match	Vernon Hills, IL, United StatesHQ recorded Oct 13, 2026	10001+	13,415 contacts →
	Exact match “At CDW, we know how to make technology work so people can do great things.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	Guidehouse	Exact match	Mclean, VA, United StatesHQ recorded Oct 13, 2026	10001+	13,181 contacts →
	Exact match “Guidehouse is a global AI-led professional services firm delivering advisory, technology, and managed services to the commercial and government sectors.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	Softserve	Exact match	Austin, TX, United StatesHQ recorded Oct 13, 2026	10001+	11,099 contacts →
	Exact match “SoftServe is a technology services company specializing in autonomous enterprises with capabilities in AI-native applications, physical and agentic AI, cloud and data solutions.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	Dyncorp International	Exact match	Mclean, VA, United StatesHQ recorded Oct 13, 2026	10001+	11,065 contacts →
	Exact match “DynCorp International is now part of Amentum.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Peraton	Exact match	Reston, VA, United StatesHQ recorded Oct 13, 2026	10001+	10,966 contacts →
	Exact match “At Peraton, we're at the forefront of delivering the next big thing every day.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	Mantech	Exact match	Herndon, VA, United StatesHQ recorded Oct 13, 2026	5,001-10,000	9,912 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 · Oct 13, 2026 · View company records in RevenueBase
13	Accenture Federal Services	Exact match	Arlington, VA, United StatesHQ recorded Oct 13, 2026	10001+	9,597 contacts →
	Exact match “We power reinvention across the US federal government to help agencies deliver greater outcomes using proven commercial solutions, mission expertise, and new technologies – cloud…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	Tyler Technologies	Exact match	Plano, TX, United StatesHQ recorded Oct 13, 2026	5,001-10,000	7,080 contacts →
	Exact match “Tyler Technologies (NYSE: TYL) provides integrated software and technology services to the public sector.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	SHI International Corp	Exact match	Somerset, NJ, United StatesHQ recorded Oct 13, 2026	5,001-10,000	6,993 contacts →
	Exact match “Think of SHI as your personal technology concierge.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Asrc Federal	Exact match	Reston, VA, United StatesHQ recorded Oct 13, 2026	5,001-10,000	4,577 contacts →
	Exact match “ASRC Federal’s employees provide solutions for more than 30 U.S.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17	Aricent	Exact match	Santa Clara, CA, United StatesHQ recorded Oct 13, 2026	10001+	4,315 contacts →
	Exact match “Aricent is now Altran, delivering industry innovations at future speed.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Presidio	Exact match	New York, NY, United StatesHQ recorded Oct 13, 2026	1,001-5,000	4,133 contacts →
	Exact match “At Presidio, speed and quality meet technology and innovation.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	Carahsoft	Exact match	Reston, VA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	4,005 contacts →
	Exact match “Carahsoft is The Trusted IT Solutions Provider®, supporting Federal, State, Local Government, Education, Healthcare and Private Sector industries.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	Quest Software	Exact match	Austin, TX, United StatesHQ recorded Oct 13, 2026	1,001-5,000	3,329 contacts →
	Exact match “At Quest Software, we help organizations build modern, trusted foundations for AI.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Tech Mahindra	Exact match	Streetman, TX, United StatesHQ recorded Oct 13, 2026	n/a	2,900 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	LMI	Exact match	Tysons, VA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	2,653 contacts →
	Exact match “LMI is a new breed of digital solutions provider, disrupting the traditional govcon model with commercial-grade technology that is ready day-one.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	CBTS	Exact match	Cincinnati, OH, United StatesHQ recorded Oct 13, 2026	1,001-5,000	2,258 contacts →
	Exact match “CBTS serves enterprise and midmarket clients in all industries across North America.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	Govcio	Exact match	Fairfax, VA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	2,223 contacts →
	Exact match “GovCIO was founded with a single purpose- to transform government IT.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	American Systems	Exact match	Mclean, VA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,982 contacts →
	Exact match “Founded in 1975, AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of…” Recorded in the RevenueBase company graph · Oct 13, 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 “government contractors technology firms”. 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 7,950 government contractors technology firms based in the United States

See the full list, filter by size, metro and specialty, and access 154,887 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Government contractors technology firms based in the United States at a glance

As of Oct 13, 2026

21.2%Verified-email coverage

91.8Average contacts per company

11-50Median size (employees)

2.9%Largest-city concentration · Washington

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

2,819

11-50

2,783

51-200

1,584

201-500

459

501-1,000

151

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 7,950 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 the United States whose business descriptions match “government contractors technology firms” 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 154,887 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 13, 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.

Government contractors technology firms by metro

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

How many government contractors technology firms are there based in the United States?

RevenueBase identified 7,950 company matches for government contractors technology firms associated with the 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?

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

Which city has the most government contractors technology firms?

Washington leads with 227 company records, followed by Reston (185) and New York (166).

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 154,887 professional contacts with verified work emails tracked across these 7,950 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 13, 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.