Company lists · Data refreshed September 2026

Top 25 Enterprise transformation consulting firms worldwide

RevenueBase identified 106,925 enterprise transformation consulting firms worldwide as of September 2026 and tracks 3,253,885 professional contacts across them, including 1,104,732 with verified work emails and 357,650 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers enterprise transformation consulting firms worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 24, 2026. Country and city lists for enterprise transformation consulting firms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 24, 2026 86% judged on-target in blind review
106,925Companies
3,253,885Contacts tracked
1,104,732Verified emails
357,650Mobile numbers
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The 25 largest enterprise transformation consulting firms worldwide

Ranked by team size
Top 25 of 106,925 enterprise transformation consulting firms worldwide, ranked by team size, largest first. Data refreshed Sep 24, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise transformation consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceParis, FranceHQ checked Sep 24, 202610001+284,286 contacts →

Partial evidence

“Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value.”

Source: RevenueBase Database · checked Sep 24, 2026
2Indirect evidenceItalyHQ checked Sep 24, 202610001+86,480 contacts →

Indirect evidence

“Insights you can act on.”

Source: RevenueBase Database · checked Sep 24, 2026
3Indirect evidenceAshburn, VA, United StatesHQ checked Sep 24, 202610001+82,768 contacts →

Indirect evidence

“DXC Technology helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability…”

Source: RevenueBase Database · checked Sep 24, 2026
4Strong evidenceNewtown, PA, United StatesHQ checked Sep 24, 202610001+60,211 contacts →

Strong evidence

“EPAM (NYSE:EPAM) is a global leader in AI transformation engineering and integrated consulting, serving Forbes Global companies and ambitious startups.”

Source: RevenueBase Database · checked Sep 24, 2026
5Indirect evidenceNew York, NY, United StatesHQ checked Sep 24, 202610001+40,100 contacts →

Indirect evidence

“Choosing a digital partner is about more than capabilities, it’s about collaboration and character.”

Source: RevenueBase Database · checked Sep 24, 2026
6Partial evidenceBoston, MA, United StatesHQ checked Sep 24, 202610001+38,730 contacts →

Partial evidence

“Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities.”

Source: RevenueBase Database · checked Sep 24, 2026
7Partial evidenceVancouver, BC, CanadaHQ checked Sep 24, 202610001+38,300 contacts →

Partial evidence

“TELUS Digital crafts unique and enduring experiences for customers and employees, and creates future-focused digital transformations that stand the test of time.”

Source: RevenueBase Database · checked Sep 24, 2026
8Partial evidenceParis, FranceHQ checked Sep 24, 202610001+36,960 contacts →

Partial evidence

“Sopra Steria, a major Tech player in Europe with employees in nearly 30 countries, is recognised for its consulting, digital services and solutions.”

Source: RevenueBase Database · checked Sep 24, 2026
9Partial evidenceAliso Viejo, CA, United StatesHQ checked Sep 24, 202610001+34,875 contacts →

Partial evidence

“UST is a global digital transformation solutions provider.”

Source: RevenueBase Database · checked Sep 24, 2026
10Indirect evidenceSouthborough, MA, United StatesHQ checked Sep 24, 202610001+29,613 contacts →

Indirect evidence

“Virtusa is a global product and platform engineering services company that makes experiences better with technology.”

Source: RevenueBase Database · checked Sep 24, 2026
11Indirect evidenceHanover, MD, United StatesHQ checked Sep 24, 202610001+24,693 contacts →

Indirect evidence

“We’re TEKsystems and TEKsystems Global Services.”

Source: RevenueBase Database · checked Sep 24, 2026
12Indirect evidencePlano, TX, United StatesHQ checked Sep 24, 202610001+22,390 contacts →

Indirect evidence

“NTT DATA, Inc.”

Source: RevenueBase Database · checked Sep 24, 2026
13Indirect evidenceBoston, MA, United StatesHQ checked Sep 24, 202610001+21,689 contacts →

Indirect evidence

“Bain & Company is a global consultancy that helps the world’s most ambitious change makers define the future.”

Source: RevenueBase Database · checked Sep 24, 2026
14Indirect evidenceMunich, GermanyHQ checked Sep 24, 202610001+18,676 contacts →

Indirect evidence

“Nagarro helps future-proof your business through a forward-thinking, fluidic, and CARING mindset.”

Source: RevenueBase Database · checked Sep 24, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 24, 202610001+17,070 contacts →

Partial evidence

“Our unique combination of transformative strategy, transactions and corporate finance delivers real-world value – solutions that work in practice, not just on paper.”

Source: RevenueBase Database · checked Sep 24, 2026
16Indirect evidenceBoulogne-billancourt Cedex, FranceHQ checked Sep 24, 202610001+17,044 contacts →

Indirect evidence

“ALTEN is committed to meeting the expectations of its stakeholders and anticipating their requirements in the fields of innovation, R&D, and technological information systems.”

Source: RevenueBase Database · checked Sep 24, 2026
17Partial evidenceEvanston, IL, United StatesHQ checked Sep 24, 202610001+16,896 contacts →

Partial evidence

“ZS is a management consulting and technology firm that partners with companies to improve life and how we live it.”

Source: RevenueBase Database · checked Sep 24, 2026
18Partial evidenceAtlanta, GA, United StatesHQ checked Sep 24, 2026n/a15,553 contacts →

Partial evidence

“Insight Global is an international talent and consulting company that delivers business outcomes in an ever-changing world.”

Source: RevenueBase Database · checked Sep 24, 2026
19Indirect evidenceMonterrey, MexicoHQ checked Sep 24, 202610001+13,490 contacts →

Indirect evidence

“At Softtek, we drive the strategic development of our clients through software engineering.”

Source: RevenueBase Database · checked Sep 24, 2026
20Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 24, 202610001+13,486 contacts →

Partial evidence

“Korn Ferry is a global consulting firm that powers performance.”

Source: RevenueBase Database · checked Sep 24, 2026
21Strong evidenceSaint Quentin En Yvelines, ItalyHQ checked Sep 24, 202610001+13,436 contacts →

Strong evidence

“Expleo is a global engineering, technology and consulting service provider that partners with leading organisations to guide them through their business transformation, helping…”

Source: RevenueBase Database · checked Sep 24, 2026
22Partial evidenceChandler, AZ, United StatesHQ checked Sep 24, 202610001+12,899 contacts →

Partial evidence

“Insight Enterprises, Inc.”

Source: RevenueBase Database · checked Sep 24, 2026
23Indirect evidenceRockville, MD, United StatesHQ checked Sep 24, 202610001+12,891 contacts →

Indirect evidence

“Infinite is a.”

Source: RevenueBase Database · checked Sep 24, 2026
24Indirect evidenceNew York, NY, United StatesHQ checked Sep 24, 202610001+12,820 contacts →

Indirect evidence

“At Synechron, we believe in the power of digital to transform businesses for the better.”

Source: RevenueBase Database · checked Sep 24, 2026
25Indirect evidenceMclean, VA, United StatesHQ checked Sep 24, 202610001+12,815 contacts →

Indirect evidence

“Guidehouse is a global AI-led professional services firm delivering advisory, technology, and managed services to the commercial and government sectors.”

Source: RevenueBase Database · checked Sep 24, 2026

Showing 25 of 106,925 enterprise transformation consulting firms worldwide

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Enterprise transformation consulting firms worldwide at a glance

As of Sep 24, 2026
34.0%Verified-email coverage
11.0%Mobile-number coverage
30.4Average contacts per company
1-10Median size (employees)
3.7%Largest-city concentration · London
Sep 24, 2026Page data refreshed

Companies by employee count

1-10
68,561
11-50
25,073
51-200
8,904
201-500
2,254
501-1,000
856
1,001-5,000
730
5,001-10,000
137
10001+
215

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among enterprise transformation consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
46 countries, largest first: the United States, the United Kingdom, France, Germany, Brazil, Canada, Australia, Italy, Spain, the Netherlands and 36 more. Country and city lists for enterprise transformation consulting firms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “enterprise transformation consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names enterprise transformation consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among enterprise transformation consulting firms, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,104,732 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Enterprise transformation consulting firms by location

452 lists · largest first

Every Enterprise transformation consulting firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names enterprise transformation consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many enterprise transformation consulting firms are there worldwide?

RevenueBase identified 106,925 enterprise transformation consulting firms worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Capgemini, headquartered in Paris, tops this list with the largest team on record.

Which country has the most enterprise transformation consulting firms?

The United States leads with 32,365 companies, followed by the United Kingdom (9,504) and France (8,169). Every enterprise transformation consulting firms list by country and city is linked on this page.

Which city has the most enterprise transformation consulting firms?

London leads with 3984 headquartered companies, followed by Paris (2638) and Sao Paulo (2269).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,104,732 verified decision-maker contacts tracked across these 106,925 companies.

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 Smart Search, 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.