Company lists · Data refreshed September 2026

Top 25 IT consulting companies for government based in the United States

Name: IT consulting companies for government based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 8,544 companies tracked

RevenueBase identified 8,544 company matches for IT consulting companies for government associated with the United States as of September 2026 and tracks 451,359 professional contacts across them, including 127,952 with verified work emails. Washington is the largest hub.

This list covers company matches for IT consulting companies for government 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 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

8,544Companies

451,359Contacts tracked

127,952Verified emails

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The 25 largest IT consulting companies for government based in the United States

Ranked by team size

Top 25 of 8,544 company matches for IT consulting companies for government based in the 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	DXC Technology	Exact match	Ashburn, VA, United StatesHQ recorded Sep 28, 2026	10001+	82,768 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 · Sep 28, 2026 · View company records in RevenueBase
2	Leidos	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	10001+	27,416 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 · Sep 28, 2026 · View company records in RevenueBase
3	General Dynamics Information Technology	Exact match	Falls Church, VA, United StatesHQ recorded Sep 28, 2026	10001+	23,974 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 · Sep 28, 2026 · View company records in RevenueBase
4	Guidehouse	Exact match	Mclean, VA, United StatesHQ recorded Sep 28, 2026	10001+	12,815 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 · Sep 28, 2026 · View company records in RevenueBase
5	Mantech	Exact match	Herndon, VA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	9,697 contacts →
	Exact match “MANTECH is more than a technology company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Accenture Federal Services	Exact match	Arlington, VA, United StatesHQ recorded Sep 28, 2026	10001+	9,125 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 · Sep 28, 2026 · View company records in RevenueBase
7	Tyler Technologies	Exact match	Plano, TX, United StatesHQ recorded Sep 28, 2026	5,001-10,000	6,842 contacts →
	Exact match “Tyler Technologies (NYSE: TYL) provides integrated software and technology services to the public sector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	SHI International Corp	Exact match	Somerset, NJ, United StatesHQ recorded Sep 28, 2026	5,001-10,000	6,734 contacts →
	Exact match “Think of SHI as your personal technology concierge.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	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
10	Aricent	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 28, 2026	10001+	4,302 contacts →
	Exact match “Aricent is now Altran, delivering industry innovations at future speed.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Quest Software	Exact match	Austin, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	3,206 contacts →
	Exact match “At Quest Software, we help organizations build modern, trusted foundations for AI.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	VEE Technologies	Exact match	Decatur, GA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	2,933 contacts →
	Exact match “Vee Technologies is a global consulting and professional services organization delivering specialized, technology-enabled solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	LMI	Exact match	Tysons, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,580 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 · Sep 28, 2026 · View company records in RevenueBase
14	Compunnel INC	Exact match	Princeton, NJ, United StatesHQ recorded Sep 28, 2026	5,001-10,000	2,502 contacts →
	Exact match “Compunnel serves as a global partner for talent, digital, and cybersecurity solutions, designed to help enterprises staff critical roles, modernize technology, and strengthen…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	CTG	Exact match	Amherst, NY, United StatesHQ recorded Sep 28, 2026	5,001-10,000	2,264 contacts →
	Exact match “CTG, a Cegeka company, is at the forefront of digital transformation, offering innovative IT solutions and services that accelerate your strategy and project momentum.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Techwave	Exact match	Houston, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,140 contacts →
	Exact match “Techwave is a leading global IT and engineering services and solutions company revolutionizing digital transformation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Govcio	Exact match	Fairfax, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,101 contacts →
	Exact match “GovCIO was founded with a single purpose- to transform government IT.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Tech Mahindra	Exact match	Streetman, TX, United StatesHQ recorded Sep 28, 2026	n/a	1,860 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	SOSI	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,859 contacts →
	Exact match “Founded in 1989 and headquartered in Reston, Virginia, SOSi is a private, founder-led defense and government solutions firm specializing in advanced technology systems and mission…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Perspecta	Exact match	Chantilly, VA, United StatesHQ recorded Sep 28, 2026	10001+	1,753 contacts →
	Exact match “At Perspecta we question, we seek and we solve.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	DMI	Exact match	Mclean, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,683 contacts →
	Exact match “DMI is a leading provider of digital services and technology solutions with a focus on end-to-end managed services, including managed mobility, cloud, cybersecurity, network…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	ASM Research	Exact match	Fairfax, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,568 contacts →
	Exact match “ASM Research, an Accenture Federal Services Company, is an information solutions integrator and a leading provider of innovative technology solutions and advanced analytical…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Government Acquisitions	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 28, 2026	n/a	1,440 contacts →
	Exact match “Government Acquisitions, LLC (GAI) stands at the forefront of a transformative era, where artificial intelligence is reshaping our world and the stakes have never been higher.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	V Group INC	Exact match	Cranbury, NJ, United StatesHQ recorded Sep 28, 2026	n/a	1,347 contacts →
	Exact match “Since V Group Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Trace3	Exact match	Irvine, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,345 contacts →
	Exact match “Trace3 delivers business transformation.” 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 “IT consulting companies for government”. 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 8,544 IT consulting companies for government based in the United States

See the full list, filter by size, metro and specialty, and access 127,952 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT consulting companies for government based in the United States at a glance

As of Sep 28, 2026

28.3%Verified-email coverage

52.8Average contacts per company

11-50Median size (employees)

3.2%Largest-city concentration · Washington

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

3,776

11-50

2,671

51-200

1,445

201-500

400

501-1,000

116

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 8,544 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 “IT consulting companies for government” 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 127,952 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.

IT consulting companies for government 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 “IT consulting companies for government”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT consulting companies for government are there based in the United States?

RevenueBase identified 8,544 company matches for IT consulting companies for government associated with the 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?

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

Which city has the most IT consulting companies for government?

Washington leads with 277 company records, followed by New York (197) and Reston (175).

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 127,952 professional contacts with verified work emails tracked across these 8,544 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.