Company lists · Data refreshed September 2026

Top 25 Enterprise IT consulting services based in the United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 24, 2026 32,099 companies tracked

RevenueBase identified 32,099 company matches for enterprise IT consulting services associated with the United States as of September 2026 and tracks 902,189 professional contacts across them, including 245,258 with verified work emails and 212,202 with mobile numbers. New York is the largest hub.

This list covers company matches for enterprise IT consulting services 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 24, 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 24, 2026 How this list was built

32,099Companies

902,189Contacts tracked

245,258Verified emails

212,202Mobile numbers

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The 25 largest enterprise IT consulting services based in the United States

Ranked by team size

Top 25 of 32,099 company matches for enterprise IT consulting services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 24, 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 24, 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 24, 2026 · View company records in RevenueBase
2	Kyndryl	Exact match	New York, NY, United StatesHQ recorded Sep 24, 2026	10001+	45,903 contacts →
	Exact match “We have the world’s best talent that design, run, and manage the most advanced and reliable technology infrastructure each day.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
3	Virtusa	Exact match	Southborough, MA, United StatesHQ recorded Sep 24, 2026	10001+	29,613 contacts →
	Exact match “Virtusa is a global product and platform engineering services company that makes experiences better with technology.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
4	General Dynamics Information Technology	Exact match	Falls Church, VA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
5	NTT Data North America	Exact match	Plano, TX, United StatesHQ recorded Sep 24, 2026	10001+	22,390 contacts →
	Exact match “NTT DATA, Inc.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
6	CDW	Exact match	Vernon Hills, IL, United StatesHQ recorded Sep 24, 2026	10001+	13,155 contacts →
	Exact match “At CDW, we know how to make technology work so people can do great things.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
7	Insight	Exact match	Chandler, AZ, United StatesHQ recorded Sep 24, 2026	10001+	12,899 contacts →
	Exact match “Insight Enterprises, Inc.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
8	Guidehouse	Exact match	Mclean, VA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
9	Apex Systems	Exact match	Glen Allen, VA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	12,231 contacts →
	Exact match “Everforth Apex Systems, part of the Everforth ™ Network, is a leading global technology services company specializing in customizable industry-specific solutions that turns…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
10	Softserve	Exact match	Austin, TX, United StatesHQ recorded Sep 24, 2026	10001+	11,123 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 · Sep 24, 2026 · View company records in RevenueBase
11	Mantech	Exact match	Herndon, VA, United StatesHQ recorded Sep 24, 2026	5,001-10,000	9,697 contacts →
	Exact match “MANTECH is more than a technology company.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
12	World Wide Technology	Exact match	Maryland Heights, MO, United StatesHQ recorded Sep 24, 2026	10001+	9,184 contacts →
	Exact match “We are thinkers and doers.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
13	Comcast Business	Exact match	Philadelphia, PA, United StatesHQ recorded Sep 24, 2026	10001+	8,242 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
14	Ci&t	Exact match	New York, NY, United StatesHQ recorded Sep 24, 2026	5,001-10,000	8,037 contacts →
	Exact match “We are your global partner in tech-integrated business solutions, turning AI ambition into measurable business impact.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
15	Yash Technologies	Exact match	East Moline, IL, United StatesHQ recorded Sep 24, 2026	5,001-10,000	7,769 contacts →
	Exact match “YASH Technologies is a consulting-led transformation partner with a proven track record of helping customers address their current and prospective digital transformation…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
16	Compucom	Exact match	Fort Mill, SC, United StatesHQ recorded Sep 24, 2026	5,001-10,000	7,753 contacts →
	Exact match “Unleash Your Digital Workplace Potential with Compucom To be at the forefront of your industry, having the right technology is non-negotiable.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
17	SHI International Corp	Exact match	Somerset, NJ, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
18	CGS Computer Generated Solutions	Exact match	New York, NY, United StatesHQ recorded Sep 24, 2026	5,001-10,000	4,608 contacts →
	Exact match “For over 40 years, CGS has enabled global enterprises, regional companies, and government agencies to drive breakthrough performance through business applications, enterprise…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
19	Aricent	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 24, 2026	10001+	4,302 contacts →
	Exact match “Aricent is now Altran, delivering industry innovations at future speed.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
20	Isoftstone	Exact match	Plano, TX, United StatesHQ recorded Sep 24, 2026	10001+	4,041 contacts →
	Exact match “iSoftStone is a global IT service and consulting company that creates value and drives success through technology solutions, service excellence, and digital innovation.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
21	Presidio	Exact match	New York, NY, United StatesHQ recorded Sep 24, 2026	1,001-5,000	3,798 contacts →
	Exact match “At Presidio, speed and quality meet technology and innovation.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
22	Black BOX	Exact match	Plano, TX, United StatesHQ recorded Sep 24, 2026	1,001-5,000	3,667 contacts →
	Exact match “Black Box is a global leader in digital infrastructure solutions, delivering network and system integration, managed services, and technology products to Fortune 100 and top…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
23	Ensono	Exact match	Downers Grove, IL, United StatesHQ recorded Sep 24, 2026	1,001-5,000	3,247 contacts →
	Exact match “Ensono is an expert technology adviser and managed service provider.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
24	Quest Software	Exact match	Austin, TX, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
25	Visionet Systems INC	Exact match	Cranbury, NJ, United StatesHQ recorded Sep 24, 2026	10001+	3,119 contacts →
	Exact match “Visionet is a premier digital technology solutions company built on the premise of disruptive innovation.” Recorded in the RevenueBase company graph · Sep 24, 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 “enterprise IT consulting 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 32,099 enterprise IT consulting services based in the United States

See the full list, filter by size, metro and specialty, and access 245,258 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Enterprise IT consulting services based in the United States at a glance

As of Sep 24, 2026

27.2%Verified-email coverage

23.5%Mobile-number coverage

28.1Average contacts per company

1-10Median size (employees)

3.5%Largest-city concentration · New York

Sep 24, 2026Page data refreshed

Companies by employee count

1-10

18,365

11-50

11,316

51-200

4,870

201-500

1,176

501-1,000

422

1,001-5,000

242

5,001-10,000

10001+

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 27.0d

180,2500–30

55,78631–60

3,76461–90

17490–180

5,284180+

Company record updated

Median 87.0d

00–30

155,43331–60

403,86961–90

296,94490–180

45,943180+

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 “enterprise IT consulting 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 245,258 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 24, 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.

Enterprise IT consulting services 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 “enterprise IT consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise IT consulting services are there based in the United States?

RevenueBase identified 32,099 company matches for enterprise IT consulting services 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 enterprise IT consulting services?

New York leads with 1130 company records, followed by Houston (790) and Atlanta (579).

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 245,258 professional contacts with verified work emails tracked across these 32,099 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 24, 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.