Company lists · Data refreshed September 2026

Top 25 Change consultancies based in the United States

RevenueBase identified 30,466 company matches for change consultancies associated with the United States as of September 2026 and tracks 351,408 professional contacts across them, including 126,372 with verified work emails and 96,561 with mobile numbers. New York is the largest hub.

This list covers company matches for change consultancies 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 23, 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 23, 2026 How this list was built
30,466Companies
351,408Contacts tracked
126,372Verified emails
96,561Mobile numbers
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The 25 largest change consultancies based in the United States

Ranked by team size
Top 25 of 30,466 company matches for change consultancies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew York, NY, United StatesHQ recorded Sep 23, 202610001+40,100 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
2Exact matchBoston, MA, United StatesHQ recorded Sep 23, 202610001+38,730 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 · Sep 23, 2026 · View company records in RevenueBase
3Exact matchBoston, MA, United StatesHQ recorded Sep 23, 202610001+21,689 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 · Sep 23, 2026 · View company records in RevenueBase
4Exact matchLos Angeles, CA, United StatesHQ recorded Sep 23, 202610001+13,486 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Sep 23, 202610001+13,099 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 · Sep 23, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 23, 20265,001-10,0008,230 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 23, 20265,001-10,0006,978 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 · Sep 23, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 23, 20265,001-10,0005,514 contacts →

Exact match

“Accenture Strategy combines deep industry expertise, advanced analytics capabilities and human-led design methodologies that enable clients to act with speed and confidence.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 23, 20261,001-5,0005,082 contacts →

Exact match

“From strategy to execution.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 23, 20261,001-5,0003,583 contacts →

Exact match

“For more than forty years, AlixPartners has helped businesses around the world respond quickly and decisively to their most critical challenges – circumstances as diverse as…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11Exact matchSomerset, NJ, United StatesHQ recorded Sep 23, 2026n/a3,285 contacts →

Exact match

“For over 25 years, eTeam has been trusted by global organizations to lead high-stakes programs where execution matters as much as strategy.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
12Exact matchSan Antonio, TX, United StatesHQ recorded Sep 23, 20261,001-5,0002,330 contacts →

Exact match

“For over six decades, Frost & Sullivan has helped the world’s top companies toward transformational growth journeys that result in a stream of innovative growth opportunities.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
13Exact matchAddison, TX, United StatesHQ recorded Sep 23, 20261,001-5,0001,842 contacts →

Exact match

“Credera empowers the world’s leading brands to navigate the complexities of data, technology, and marketing.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
14Exact matchDraper, UT, United StatesHQ recorded Sep 23, 2026501-1,0001,816 contacts →

Exact match

“We give strategy the human edge™.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15Exact matchAtlanta, GA, United StatesHQ recorded Sep 23, 20261,001-5,0001,792 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Sep 23, 20261,001-5,0001,727 contacts →

Exact match

“frog is the reinvention and experience partner for the eco-digital era.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17Exact matchWestport, CT, United StatesHQ recorded Sep 23, 2026n/a1,650 contacts →

Exact match

“MCAworks is a strategic marketing consulting firm passionately dedicated to helping our clients accelerate and sustain business growth.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18Exact matchFrisco, TX, United StatesHQ recorded Sep 23, 2026501-1,0001,149 contacts →

Exact match

“W3Global is a leading provider of end-to-end consulting services, empowering businesses to achieve their strategic goals and optimize their operations.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Sep 23, 20265,001-10,0001,029 contacts →

Exact match

“Guidehouse is a leading global provider of consulting services to the public and commercial markets with broad capabilities in management, technology, and risk consulting.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Sep 23, 2026501-1,000765 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21Exact matchNew York, United StatesHQ recorded Sep 23, 20261,001-5,000711 contacts →

Exact match

“Interbrand has been a world leading brand consultancy for 50 years – having pioneered iconic work and forged many of the brand building tools that are commonplace across the…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
22Exact matchRichardson, TX, United StatesHQ recorded Sep 23, 2026501-1,000706 contacts →

Exact match

“MobileComm is now fully integrated with UST.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 23, 2026501-1,000678 contacts →

Exact match

“Spaulding Ridge is the modern GSI for the modern executive team.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, CA, United StatesHQ recorded Sep 23, 2026501-1,000661 contacts →

Exact match

“Prophet is the Uncommon Growth Company-accelerating impact for business and marketing leaders through consulting, experience, and creative services.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
25Exact matchSeattle, WA, United StatesHQ recorded Sep 23, 2026501-1,000656 contacts →

Exact match

“At Point B, we help organizations adapt and thrive in a world that refuses to stand still.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase

Showing 25 of 30,466 change consultancies based in the United States

See the full list, filter by size, metro and specialty, and access 126,372 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Change consultancies based in the United States at a glance

As of Sep 23, 2026
36.0%Verified-email coverage
27.5%Mobile-number coverage
11.5Average contacts per company
1-10Median size (employees)
5.4%Largest-city concentration · New York
Sep 23, 2026Page data refreshed

Companies by employee count

1-10
25,007
11-50
4,153
51-200
947
201-500
195
501-1,000
65
1,001-5,000
51
5,001-10,000
10
10001+
17

Freshness & accuracy

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

Email last verified

Median 25.0d

Company record updated

Median 74.0d

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 “change consultancies” 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 126,372 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 23, 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.

Change consultancies 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 “change consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many change consultancies are there based in the United States?

RevenueBase identified 30,466 company matches for change consultancies 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?

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

Which city has the most change consultancies?

New York leads with 1631 company records, followed by Atlanta (827) and Chicago (805).

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 126,372 professional contacts with verified work emails tracked across these 30,466 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 23, 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.