Company lists · Data refreshed November 2026

Top 25 Business transformation advisory services worldwide

Name: Business transformation advisory services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 109,762 companies tracked

RevenueBase identified 109,762 company matches for business transformation advisory services worldwide as of November 2026 and tracks 2,406,517 professional contacts across them, including 718,164 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for business transformation advisory services 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 business transformation advisory services 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

109,762Companies

2,406,517Contacts tracked

718,164Verified emails

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The 25 largest business transformation advisory services worldwide

Ranked by team size

Top 25 of 109,762 company matches for business transformation advisory services 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	Infosys	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	10001+	339,644 contacts →
	Exact match “Infosys is a global leader in next-generation digital services and consulting.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Capgemini	Exact match	Paris, NC, FranceHQ recorded Nov 6, 2026	10001+	298,258 contacts →
	Exact match “Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Accenture In India	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	10001+	78,030 contacts →
	Exact match “Accenture is a global professional services company with leading capabilities in digital, cloud and security.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Mckinsey & Company	Exact match	n/a	10001+	52,155 contacts →
	Exact match “McKinsey & Company is a global management consulting firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	EXL	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	10001+	46,962 contacts →
	Exact match “Choosing a digital partner is about more than capabilities, it’s about collaboration and character.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Mphasis	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	10001+	46,102 contacts →
	Exact match “A leading applied technology services company, we innovate to deliver service excellence and successful outcomes across sales, delivery and development.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	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
8	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
9	UST	Exact match	Aliso Viejo, United StatesHQ recorded Nov 6, 2026	10001+	36,699 contacts →
	Exact match “UST is a global digital transformation solutions provider.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Boston Consulting Group BCG	Exact match	Boston, MA, United StatesHQ recorded Nov 6, 2026	10001+	35,975 contacts →
	Exact match “Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	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
12	Bain & Company	Exact match	Boston, MA, United StatesHQ recorded Nov 6, 2026	10001+	23,264 contacts →
	Exact match “Bain & Company is a global consultancy that helps the world’s most ambitious change makers define the future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Ey-Parthenon	Exact match	London, IsraelHQ recorded Nov 6, 2026	10001+	19,017 contacts →
	Exact match “Our unique combination of transformative strategy, transactions and corporate finance delivers real-world value – solutions that work in practice, not just on paper.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Korn Ferry	Exact match	Los Angeles, United StatesHQ recorded Nov 6, 2026	10001+	14,835 contacts →
	Exact match “Korn Ferry is a global consulting firm that powers performance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Alvarez & Marsal	Exact match	New York, IL, United StatesHQ recorded Nov 6, 2026	10001+	14,637 contacts →
	Exact match “Alvarez & Marsal is a leading global professional services firm dedicated to helping organizations tackle their most complex business issues, maximize stakeholder value, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Synechron	Exact match	New York, United StatesHQ recorded Nov 6, 2026	10001+	13,751 contacts →
	Exact match “At Synechron, we believe in the power of digital to transform businesses for the better.” 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	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
19	HURON	Exact match	Chicago, United StatesHQ recorded Nov 6, 2026	5,001-10,000	8,328 contacts →
	Exact match “Huron is a global professional services firm that collaborates with organizations to solve complex challenges and achieve ambitious goals.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	CAPCO	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	8,190 contacts →
	Exact match “Capco, a Wipro company, is a global technology and management consultancy shaping change in the financial services and energy industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	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
22	BTS	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	1,001-5,000	7,682 contacts →
	Exact match “BTS is a global professional services firm that helps the world’s leading organizations move from strategy to execution at scale.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Kearney	Exact match	Chicago, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,451 contacts →
	Exact match “As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Seidor	Exact match	Barcelona, SpainHQ recorded Nov 6, 2026	5,001-10,000	7,012 contacts →
	Exact match “At SEIDOR we help drive the transformation and competitiveness of our clients through technology and innovation, always focusing on the human value and prioritizing talents and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Wavestone	Exact match	100-101 Terrasse Boieldieu, FranceHQ recorded Nov 6, 2026	1,001-5,000	6,512 contacts →
	Exact match “Wavestone is a leading consulting firm operating at the intersection of business and technology.” 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 “business transformation advisory 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 109,762 business transformation advisory services worldwide

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Business transformation advisory services worldwide at a glance

As of Nov 6, 2026

29.8%Verified-email coverage

21.9Average contacts per company

1-10Median size (employees)

2.5%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

79,308

11-50

22,056

51-200

5,388

201-500

1,297

501-1,000

439

1,001-5,000

386

5,001-10,000

10001+

153

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 business transformation advisory services are linked below.
What qualifies: Company records worldwide whose business descriptions match “business transformation advisory 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. 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 718,164 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.

Business transformation advisory services by location

457 lists · largest first

Every Business transformation advisory services 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 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 “business transformation advisory services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business transformation advisory services are there worldwide?

RevenueBase identified 109,762 company matches for business transformation advisory services 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?

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

Which country has the most business transformation advisory services?

The United States leads with 17,370 companies, followed by the United Kingdom (6,900) and India (5,857). Every business transformation advisory services list by country and city is linked on this page.

Which city has the most business transformation advisory services?

London leads with 2733 company records, followed by Paris (1668) and Sao Paulo (1634).

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 718,164 professional contacts with verified work emails tracked across these 109,762 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.