Company lists · Data refreshed October 2026

Top 25 Equity consulting firms worldwide

Name: Equity consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 19,133 companies tracked

RevenueBase identified 19,133 company matches for equity consulting firms worldwide as of October 2026 and tracks 139,027 professional contacts across them, including 46,485 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for equity consulting firms 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 October 1, 2026. Country and city lists for equity consulting firms 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 Oct 1, 2026 How this list was built

19,133Companies

139,027Contacts tracked

46,485Verified emails

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The 25 largest equity consulting firms worldwide

Ranked by team size

Top 25 of 19,133 company matches for equity consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Ey-Parthenon	Exact match	London, United KingdomHQ recorded Oct 1, 2026	10001+	17,070 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 · Oct 1, 2026 · View company records in RevenueBase
2	L.E.K. Consulting	Exact match	Boston, MA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	4,093 contacts →
	Exact match “L.E.K.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Heidrick & Struggles	Exact match	Chicago, IL, United StatesHQ recorded Oct 1, 2026	1,001-5,000	3,376 contacts →
	Exact match “Heidrick & Struggles is the premier provider of executive search, corporate culture and leadership consulting services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Lincoln International	Exact match	Chicago, IL, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,489 contacts →
	Exact match “Lincoln International, Inc.(NYSE: LCLN) is a trusted investment banking advisor to business owners and senior executives of leading private equity firms and their portfolio…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Riveron	Exact match	Dallas, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,160 contacts →
	Exact match “With over 1,200 professionals across 18 international offices, Riveron delivers tailored solutions for CFOs, private equity firms, and key stakeholders.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Nassau Street Partners	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	n/a	904 contacts →
	Exact match “Nassau Street Partners is an independent capital advisory firm focused on mergers and acquisitions, capital markets advisory, and strategic financial solutions for early-stage and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Eight Advisory	Exact match	Paris, FranceHQ recorded Oct 1, 2026	501-1,000	895 contacts →
	Exact match “Eight Advisory, Europe's leading independent advisory firm specialising in financial, operational and strategy consulting, is involved in transactions, restructuring and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	デロイトトーマツコンサルティング(合同)	Exact match	千代田区, JapanHQ recorded Oct 1, 2026	501-1,000	696 contacts →
	Exact match “is a management consulting company based out of, Japan.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Benchmark International	Exact match	Tampa, FL, United StatesHQ recorded Oct 1, 2026	201-500	503 contacts →
	Exact match “Benchmark International is a global M&A firm that provides business owners with creative, value-maximizing solutions for growing and exiting their businesses.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	APAX	Exact match	London, United KingdomHQ recorded Oct 1, 2026	201-500	438 contacts →
	Exact match “Apax Partners LLP ("Apax") is a global private equity advisory firm investing in mid-market businesses across the Technology, Services, and Internet/Consumer sectors.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Siri Infosolutions, INC	Exact match	Edison, NJ, United StatesHQ recorded Oct 1, 2026	501-1,000	423 contacts →
	Exact match “Siri InfoSolutions is a private equity consortium firm that specializes in providing IT staffing services to Fortune 500 clients throughout the United States.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Clearwater	Exact match	London, United KingdomHQ recorded Oct 1, 2026	201-500	384 contacts →
	Exact match “Clearwater is an independent corporate finance house focused on unlocking the latent potential in every business.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Prairie Capital Advisors, INC	Exact match	Oakbrook Terrace, IL, United StatesHQ recorded Oct 1, 2026	51-200	364 contacts →
	Exact match “Prairie is a leading financial advisory firm specializing in creating and executing ownership transition strategies for middle-market companies nationwide.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Sellside Group, LLC	Exact match	Dallas, TX, United StatesHQ recorded Oct 1, 2026	51-200	339 contacts →
	Exact match “Selling a business is one of the most important financial decisions you'll ever make.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	VMG Health	Exact match	Dallas, TX, United StatesHQ recorded Oct 1, 2026	201-500	336 contacts →
	Exact match “At VMG Health, we’re more than just a team of experts; we’re trusted partners in the business of healthcare.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Geller	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	51-200	310 contacts →
	Exact match “Geller provides financial services and strategic advisory to private companies and not-for-profit organizations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Bellwether	Exact match	Los Angeles, CA, United StatesHQ recorded Oct 1, 2026	201-500	308 contacts →
	Exact match “Bellwether is the trusted advisory partner to global institutional real estate investors, acting as a force multiplier for their internal teams.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Alpha Alternatives	Exact match	New York, United StatesHQ recorded Oct 1, 2026	201-500	301 contacts →
	Exact match “Alpha Alternatives is the specialist alternatives consulting division of Alpha FMC, dedicated to creating value for private markets clients-including Private Equity, Private Debt…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	JM Search	Exact match	King Of Prussia, PA, United StatesHQ recorded Oct 1, 2026	201-500	290 contacts →
	Exact match “JM Search is the leading retained executive search firm for private equity, and other growth-oriented private and public organizations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	TRC Corporate Consulting Private Limited	Exact match	Gurgaon, IndiaHQ recorded Oct 1, 2026	201-500	290 contacts →
	Exact match “TRC Corporate Consulting is a forward-thinking consulting firm focused on driving business growth through expert advisory services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Jeavio	Exact match	Boston, United StatesHQ recorded Oct 1, 2026	201-500	287 contacts →
	Exact match “Jeavio is a tech-enabled services firm purpose-built for Private Equity firms and their portfolio companies.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	GGG Partners, LLC Previously Grisanti, Galef & Goldress	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 2026	n/a	283 contacts →
	Exact match “Partners, LLC has transformed under-performing companies into high performance operations for more than 60 years.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Quantuma	Exact match	London, United KingdomHQ recorded Oct 1, 2026	201-500	277 contacts →
	Exact match “Quantuma is a leading business advisory firm which works with businesses at the key milestones.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Capstone Partners	Exact match	Boston, MA, United StatesHQ recorded Oct 1, 2026	51-200	276 contacts →
	Exact match “For over 20 years, Capstone Partners has been a trusted advisor to leading middle market companies, offering a fully integrated range of investment banking and financial advisory…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Williamsmarston	Exact match	Boston, MA, United StatesHQ recorded Oct 1, 2026	201-500	259 contacts →
	Exact match “WilliamsMarston is a national leader in complex accounting, tax, technology, transaction and valuation advisory services.” Recorded in the RevenueBase company graph · Oct 1, 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 “equity consulting firms”. 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 19,133 equity consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 46,485 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Equity consulting firms worldwide at a glance

As of Oct 1, 2026

33.4%Verified-email coverage

7.3Average contacts per company

1-10Median size (employees)

3.8%Largest-city concentration · London

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

14,729

11-50

3,605

51-200

564

201-500

118

501-1,000

1,001-5,000

5,001-10,000

10001+

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 equity consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “equity consulting firms” 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 46,485 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 October 1, 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.

Equity consulting firms by location

116 lists · largest first

Every Equity 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 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 “equity consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many equity consulting firms are there worldwide?

RevenueBase identified 19,133 company matches for equity consulting firms worldwide as of October 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?

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

Which country has the most equity consulting firms?

The United States leads with 4,829 companies, followed by the United Kingdom (1,210) and France (943). Every equity consulting firms list by country and city is linked on this page.

Which city has the most equity consulting firms?

London leads with 734 company records, followed by New York (507) and Paris (394).

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 46,485 professional contacts with verified work emails tracked across these 19,133 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 October 1, 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.