Company lists · Data refreshed November 2026

Top 25 IT consultants worldwide

Name: IT consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 181,069 companies tracked

RevenueBase identified 181,069 company matches for IT consultants worldwide as of November 2026 and tracks 3,021,942 professional contacts across them, including 753,843 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for IT consultants worldwide, 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 November 6, 2026. Country and city lists for IT consultants follow the table.

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 Nov 6, 2026 How this list was built

181,069Companies

3,021,942Contacts tracked

753,843Verified emails

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The 25 largest IT consultants worldwide

Ranked by team size

Top 25 of 181,069 company matches for IT consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Tech Mahindra	Exact match	Pune, IndiaHQ recorded Nov 6, 2026	10001+	145,360 contacts →
	Exact match “Tech Mahindra offers technology consulting and digital solutions to global enterprises across industries, enabling transformative scale at unparalleled speed.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	CGI	Exact match	Dallas, TX, ItalyHQ recorded Nov 6, 2026	10001+	91,939 contacts →
	Exact match “Insights you can act on.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	NTT Data	Exact match	Tokyo, JapanHQ recorded Nov 6, 2026	10001+	42,145 contacts →
	Exact match “NTT DATA – a part of NTT Group – IT and business services headquartered in Tokyo.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Sopra Steria	Exact match	Paris, FranceHQ recorded Nov 6, 2026	10001+	39,122 contacts →
	Exact match “Sopra Steria, a major Tech player in Europe with employees in nearly 30 countries, is recognised for its consulting, digital services and solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Virtusa	Exact match	Southborough, MA, United StatesHQ recorded Nov 6, 2026	10001+	31,368 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 · Nov 6, 2026 · View company records in RevenueBase
6	Teksystems	Exact match	Hanover, MD, United StatesHQ recorded Nov 6, 2026	10001+	27,308 contacts →
	Exact match “We’re TEKsystems and TEKsystems Global Services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	NTT Data, INC	Exact match	Tokyo, JapanHQ recorded Nov 6, 2026	10001+	21,602 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Insight Global	Exact match	Atlanta, FL, United StatesHQ recorded Nov 6, 2026	n/a	17,957 contacts →
	Exact match “Insight Global is an international talent and consulting company that delivers business outcomes in an ever-changing world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Birlasoft	Exact match	Pune, NC, IndiaHQ recorded Nov 6, 2026	10001+	14,500 contacts →
	Exact match “Navigating Change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Softtek	Exact match	Monterrey, MexicoHQ recorded Nov 6, 2026	10001+	14,096 contacts →
	Exact match “At Softtek, we drive the strategic development of our clients through software engineering.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	CDW	Exact match	Vernon Hills, IL, United StatesHQ recorded Nov 6, 2026	10001+	13,669 contacts →
	Exact match “At CDW, we know how to make technology work so people can do great things.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Movate	Exact match	Plano, TX, United StatesHQ recorded Nov 6, 2026	10001+	13,087 contacts →
	Exact match “Movate is a digital technology and customer experience services company committed to disrupting the industry with boundless agility, human-centered innovation, and relentless…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Apex Systems	Exact match	Glen Allen, United StatesHQ recorded Nov 6, 2026	1,001-5,000	12,788 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 · Nov 6, 2026 · View company records in RevenueBase
14	Thoughtworks	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	10001+	12,469 contacts →
	Exact match “We are a global technology consultancy that delivers extraordinary impact by blending design, engineering and AI expertise.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	NTT Data Business Solutions	Exact match	Bielefeld, GermanyHQ recorded Nov 6, 2026	10001+	11,594 contacts →
	Exact match “We understand the business of our clients and know what it takes to transform it into the future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Slalom	Exact match	Seattle, BC, United StatesHQ recorded Nov 6, 2026	10001+	10,313 contacts →
	Exact match “Slalom is a fiercely human business and technology consulting company that leads with outcomes to bring more value, in all ways, always.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Endava	Exact match	London, United KingdomHQ recorded Nov 6, 2026	10001+	10,037 contacts →
	Exact match “For over two decades, we have been harnessing technology to drive meaningful change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	World Wide Technology	Exact match	Maryland Heights, MO, United StatesHQ recorded Nov 6, 2026	10001+	9,996 contacts →
	Exact match “We are thinkers and doers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Protiviti	Exact match	Menlo Park, United StatesHQ recorded Nov 6, 2026	5,001-10,000	9,086 contacts →
	Exact match “Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Cybage Software	Exact match	Pune, IndiaHQ recorded Nov 6, 2026	5,001-10,000	9,067 contacts →
	Exact match “Cybage is an information technology company specializing in outsourced product engineering and IT consulting services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Bearingpoint	Exact match	Amsterdam, NetherlandsHQ recorded Nov 6, 2026	5,001-10,000	8,777 contacts →
	Exact match “BearingPoint is an independent management and technology consultancy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Ci&t	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	5,001-10,000	8,648 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 · Nov 6, 2026 · View company records in RevenueBase
23	Devoteam	Exact match	Levallois-perret, FranceHQ recorded Nov 6, 2026	10001+	8,175 contacts →
	Exact match “Devoteam is a AI-driven tech consulting firm specialised in cloud platforms, cyber, data, and sustainability.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Yash Technologies	Exact match	East Moline, ON, United StatesHQ recorded Nov 6, 2026	5,001-10,000	8,131 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 · Nov 6, 2026 · View company records in RevenueBase
25	SHI International Corp	Exact match	Somerset, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,151 contacts →
	Exact match “Think of SHI as your personal technology concierge.” Recorded in the RevenueBase company graph · Nov 6, 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 consultants”. 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 181,069 IT consultants worldwide

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IT consultants worldwide at a glance

As of Nov 6, 2026

24.9%Verified-email coverage

16.7Average contacts per company

1-10Median size (employees)

1.9%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

107,821

11-50

50,699

51-200

15,393

201-500

3,573

501-1,000

1,119

1,001-5,000

810

5,001-10,000

150

10001+

227

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for IT consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “IT consultants” 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. 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 753,843 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 November 6, 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 consultants by location

822 lists · largest first

Every IT consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

IT consultants based in the United States34,091
IT consultants based in India16,773
IT consultants based in the United Kingdom9,847
IT consultants based in Brazil7,516
IT consultants based in France7,045
IT consultants based in Germany6,724
IT consultants based in Canada5,088
IT consultants based in Australia3,972
IT consultants based in Italy3,960
IT consultants based in Spain3,383
IT consultants based in the Netherlands3,250
IT consultants based in Sweden2,446
IT consultants based in Mexico2,414
IT consultants based in the United Arab Emirates2,160
IT consultants based in Belgium1,881
IT consultants based in Switzerland1,845
IT consultants based in South Africa1,745
IT consultants based in Pakistan1,708
IT consultants based in Türkiye1,670
IT consultants based in Argentina1,660
IT consultants based in Chile1,243
IT consultants based in Nigeria1,216
IT consultants based in Indonesia1,167
IT consultants based in Poland1,147
IT consultants based in Colombia1,078
IT consultants based in Portugal1,054
IT consultants based in Peru992
IT consultants based in Denmark977
IT consultants based in China957
IT consultants based in Saudi Arabia844
IT consultants based in Morocco736
IT consultants based in Austria687
IT consultants based in Egypt685
IT consultants based in Singapore680
IT consultants based in Japan666
IT consultants based in Norway627
IT consultants based in Malaysia626
IT consultants based in Romania581
IT consultants based in New Zealand547
IT consultants based in Kenya532
IT consultants based in the Philippines514
IT consultants based in Bangladesh474
IT consultants based in Czechia460
IT consultants based in Israel453
IT consultants based in Finland446
IT consultants based in Hungary412
IT consultants based in Ireland393
IT consultants based in Iran386
IT consultants based in Tunisia377
IT consultants based in Sri Lanka372
IT consultants based in Ecuador364
IT consultants based in Greece359
IT consultants based in Russia295
IT consultants based in Hong Kong294
IT consultants based in Thailand286
IT consultants based in Bulgaria270
IT consultants based in Ukraine270
IT consultants based in Vietnam263
IT consultants based in Venezuela257
IT consultants based in Luxembourg249
IT consultants based in Ghana241
IT consultants based in Serbia240
IT consultants based in Costa Rica229
IT consultants based in Nepal216
IT consultants based in Croatia203
IT consultants based in Lebanon187
IT consultants based in Côte D'Ivoire186
IT consultants based in Slovakia180
IT consultants based in Cameroon176
IT consultants based in Qatar176
IT consultants based in Panama175
IT consultants based in the Dominican Republic175
IT consultants based in Uruguay170
IT consultants based in Jordan166
IT consultants based in Estonia164
IT consultants based in Cyprus160
IT consultants based in Algeria157

Cities

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 consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT consultants are there worldwide?

RevenueBase identified 181,069 company matches for IT consultants worldwide as of November 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?

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

Which country has the most IT consultants?

The United States leads with 34,091 companies, followed by India (16,773) and the United Kingdom (9,847). Every IT consultants list by country and city is linked on this page.

Which city has the most IT consultants?

London leads with 3442 company records, followed by Sao Paulo (2062) and Paris (2018).

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 753,843 professional contacts with verified work emails tracked across these 181,069 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 November 6, 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.