Company lists · Data refreshed August 2026

Top 25 Change management consultants worldwide

RevenueBase identified 55,734 change management consultants worldwide as of August 2026 and tracks 367,696 professional contacts across them, including 109,280 with verified work emails and 51,817 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers change management consultants 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 August 31, 2026. Country and city lists for change management consultants 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 RevenueBase Smart Search rating on every row Refreshed Aug 31, 2026 86% judged on-target in blind review
55,734Companies
367,696Contacts tracked
109,280Verified emails
51,817Mobile numbers
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The 25 largest change management consultants worldwide

Ranked by team size
Top 25 of 55,734 change management consultants worldwide, ranked by team size, largest first. Data refreshed Aug 31, 2026. RevenueBase Smart Search rates how each company's information relates to change management consultants: 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
1Indirect evidenceWein, AT5,001-10,0008,336 contacts →

Indirect evidence

“At Oliver Wyman, a Marsh business, we bring deep industry insight, bold innovation, and a collaborative approach that cuts through complexity to help organizations navigate their…”

Source: RevenueBase Database · checked Aug 31, 2026
2Indirect evidenceNew York, US1,001-5,0006,248 contacts →

Indirect evidence

“Born from the rise of digital innovation, Wavestone has evolved into a leading consulting firm positioned at the convergence of business and technology.”

Source: RevenueBase Database · checked Aug 31, 2026
3Indirect evidenceNew York, NY, US1,001-5,0005,135 contacts →

Indirect evidence

“From strategy to execution.”

Source: RevenueBase Database · checked Aug 31, 2026
4Indirect evidenceSorocaba, BR5,001-10,0004,017 contacts →

Indirect evidence

“Somos a Pulse Client Experts, uma empresa em constante evolução, impulsionados pela vontade de fazer acontecer.”

Source: RevenueBase Database · checked Aug 31, 2026
5Strong evidenceBoulogne-Billancourt, FR1,001-5,0003,189 contacts →

Strong evidence

“MIGSO-PCUBED is the world’s leading consultancy dedicated to project, programme, portfolio and change management.”

Source: RevenueBase Database · checked Aug 31, 2026
6Partial evidenceNew York, NY, US1,001-5,0002,198 contacts →

Partial evidence

“Baringa is a global consulting firm that helps leaders drive meaningful change and create value.”

Source: RevenueBase Database · checked Aug 31, 2026
7Partial evidenceParis, FR1,001-5,0002,193 contacts →

Partial evidence

“As people, organizations and societies embrace change at pace, its leaders must anticipate, innovate and transform ever faster.”

Source: RevenueBase Database · checked Aug 31, 2026
8Indirect evidenceEdmonton, AB, CA1,001-5,0001,851 contacts →

Indirect evidence

“We help companies with their challenges and transformation by relying on our sharp business acumen, extensive practical experience and vast technological curiosity.”

Source: RevenueBase Database · checked Aug 31, 2026
9Indirect evidenceNew York, NY, US1,001-5,0001,837 contacts →

Indirect evidence

“North Highland helps businesses move from strategy to reality, taking a pragmatic and practical approach to build solutions that work and create impact that lasts.”

Source: RevenueBase Database · checked Aug 31, 2026
10Strong evidenceSouth Melbourne, AU1,001-5,0001,722 contacts →

Strong evidence

“Nihilent is a Global Consulting and Services Company using a human-centred approach for problem-solving and change management, Nihilent’s comprehensive range of expertise in…”

Source: RevenueBase Database · checked Aug 31, 2026
11Indirect evidenceMalmo, SE1,001-5,0001,670 contacts →

Indirect evidence

“How can organisations become truly fit for humans and fit for the future?”

Source: RevenueBase Database · checked Aug 31, 2026
12Indirect evidenceLyon, FR1,001-5,0001,576 contacts →

Indirect evidence

“In a world that too often follows currents, Abylsen has been opening itself up to new directions.”

Source: RevenueBase Database · checked Aug 31, 2026
13Indirect evidenceStuttgart, DE1,001-5,0001,458 contacts →

Indirect evidence

“P3 enables clients to succeed in their business by delivering tangible value.”

Source: RevenueBase Database · checked Aug 31, 2026
14Strong evidenceBukarest, RO1,001-5,0001,201 contacts →

Strong evidence

“Horváth is a global, independent management consultancy with more than 1,400 employees at locations in Europe, the USA, and other global markets.”

Source: RevenueBase Database · checked Aug 31, 2026
15Indirect evidenceBreda, NL1,001-5,000998 contacts →

Indirect evidence

“Meer dan cijfers: wij zijn jouw partner in groei Bij Baker Tilly kijken we verder.”

Source: RevenueBase Database · checked Aug 31, 2026
16Strong evidenceUtrecht, NL501-1,000874 contacts →

Strong evidence

“Argon & Co is a global management consultancy that specialises in operations strategy and transformation.”

Source: RevenueBase Database · checked Aug 31, 2026
17Indirect evidenceJohannesburg, ZA10001+828 contacts →

Indirect evidence

“Mantu is an independent international consulting player, founded in 2007.”

Source: RevenueBase Database · checked Aug 31, 2026
18Partial evidenceOregon, OR, US501-1,000758 contacts →

Partial evidence

“The Vertex Companies, LLC is a global consulting firm that provides strategic advisory, project management, and dispute resolution services for organizations that face complex…”

Source: RevenueBase Database · checked Aug 31, 2026
19Indirect evidenceSaint-Priest, FR1,001-5,000756 contacts →

Indirect evidence

“Through innovation and digitalisation, Visiativ delivers smarter ways of working that help businesses become more agile, efficient and collaborative.”

Source: RevenueBase Database · checked Aug 31, 2026
20Indirect evidenceSan Francisco, CA, US501-1,000726 contacts →

Indirect evidence

“Newfront helps organizations navigate complexity, strengthen the employee experience, and move forward with confidence by pairing deep industry expertise with technology built for…”

Source: RevenueBase Database · checked Aug 31, 2026
21Partial evidenceNeuilly Sur Seine, FR501-1,000718 contacts →

Partial evidence

“Square Management est un cabinet de conseil spécialisé en stratégie et organisation qui accompagne ses clients dans l’anticipation, la conception et la réalisation de leurs…”

Source: RevenueBase Database · checked Aug 31, 2026
22Indirect evidenceRichardson, TX, US501-1,000707 contacts →

Indirect evidence

“MobileComm is now fully integrated with UST.”

Source: RevenueBase Database · checked Aug 31, 2026
23Indirect evidenceStuttgart, DE501-1,000669 contacts →

Indirect evidence

“For over 35 years, metafinanz Informationssysteme GmbH, a business and IT consulting company, has been at the side of its customers in an increasingly digital and dynamic world.”

Source: RevenueBase Database · checked Aug 31, 2026
24Indirect evidencePhiladelphia, PA, US501-1,000660 contacts →

Indirect evidence

“Pariveda is a North American-based, employee-owned professional services firm.”

Source: RevenueBase Database · checked Aug 31, 2026
25Indirect evidenceDenver, CO, US501-1,000650 contacts →

Indirect evidence

“Trusted by the world's leading organizations, Point B is a consulting company that drives impact at the intersection of expertise, industry insight, and transformative technology.”

Source: RevenueBase Database · checked Aug 31, 2026

Showing 25 of 55,734 change management consultants worldwide

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Change management consultants worldwide at a glance

As of Aug 31, 2026
29.7%Verified-email coverage
14.1%Mobile-number coverage
6.6Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · London
Aug 31, 2026Page data refreshed

Companies by employee count

1-10
45,653
11-50
7,724
51-200
1,401
201-500
274
501-1,000
94
1,001-5,000
72
5,001-10,000
6
10001+
29

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 change management consultants, 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
54 countries, largest first: the United States, the United Kingdom, France, Brazil, Germany, Canada, the Netherlands, Australia, Spain, Switzerland and 44 more. Country and city lists for change management consultants are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “change management consultants”. 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 change management consultants), 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 change management consultants, 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, 109,280 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 between August 31, 2026 and September 14, 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.

Change management consultants by location

178 lists · largest first

Every Change management consultants 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 change management consultants, 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 change management consultants are there worldwide?

RevenueBase identified 55,734 change management consultants worldwide as of August 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?

Oliver Wyman, headquartered in Wein, tops this list with the largest team on record.

Which country has the most change management consultants?

The United States leads with 15,281 companies, followed by the United Kingdom (4,831) and France (4,757). Every change management consultants list by country and city is linked on this page.

Which city has the most change management consultants?

London leads with 1588 headquartered companies, followed by Paris (1317) and Sao Paulo (1124).

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 109,280 verified decision-maker contacts tracked across these 55,734 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between August 31, 2026 and September 14, 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.