Company lists · Data refreshed September 2026

Top 25 Private equity consulting companies based in the United States

Name: Private equity consulting companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 5, 2026 3,920 companies tracked

RevenueBase identified 3,920 company matches for private equity consulting companies associated with the United States as of September 2026 and tracks 41,371 professional contacts across them, including 18,251 with verified work emails and 14,935 with mobile numbers. New York is the largest hub.

This list covers company matches for private equity consulting companies 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 5, 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 5, 2026 How this list was built

3,920Companies

41,371Contacts tracked

18,251Verified emails

14,935Mobile numbers

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The 25 largest private equity consulting companies based in the United States

Ranked by team size

Top 25 of 3,920 company matches for private equity consulting companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 5, 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	L.E.K. Consulting	Exact match	Boston, MA, United StatesHQ recorded Sep 5, 2026	1,001-5,000	4,093 contacts →
	Exact match “L.E.K.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
2	Lazard	Exact match	New York, NY, United StatesHQ recorded Sep 5, 2026	1,001-5,000	3,912 contacts →
	Exact match “Founded in 1848, Lazard is the preeminent financial advisory and asset management firm, with operations in North and South America, Europe, the Middle East, Asia, and Australia.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
3	Lincoln International	Exact match	Chicago, IL, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
4	Riveron	Exact match	Dallas, TX, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
5	Nassau Street Partners	Exact match	New York, NY, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
6	TA Associates	Exact match	Boston, MA, United StatesHQ recorded Sep 5, 2026	201-500	881 contacts →
	Exact match “TA is a leading global private equity firm focused on scaling growth in profitable companies.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
7	BDT & MSD Partners	Exact match	Chicago, IL, United StatesHQ recorded Sep 5, 2026	201-500	504 contacts →
	Exact match “BDT & MSD Partners is a merchant bank serving founders, family business owners, and long-term strategic investors.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8	Siri Infosolutions, INC	Exact match	Edison, NJ, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
9	W Capital Partners	Exact match	New York, NY, United StatesHQ recorded Sep 5, 2026	n/a	337 contacts →
	Exact match “W Capital Partners is a private equity firm that provides secondary liquidity to shareholders in private businesses and growth capital for those companies.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
10	Shore Capital Partners	Exact match	Chicago, IL, United StatesHQ recorded Sep 5, 2026	51-200	327 contacts →
	Exact match “Shore Capital, a Chicago-based private equity firm with an office in Nashville, is an investor in lower-middle market companies in the Healthcare, Food and Beverage, Business…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11	Geller	Exact match	New York, NY, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
12	Alpha Alternatives	Exact match	New York, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
13	JM Search	Exact match	King Of Prussia, PA, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
14	GGG Partners, LLC Previously Grisanti, Galef & Goldress	Exact match	Atlanta, GA, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
15	Capstone Partners	Exact match	Boston, MA, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
16	Williamsmarston	Exact match	Boston, MA, United StatesHQ recorded Sep 5, 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 · Sep 5, 2026 · View company records in RevenueBase
17	Bridgepoint Consulting	Exact match	Austin, TX, United StatesHQ recorded Sep 5, 2026	201-500	250 contacts →
	Exact match “Bridgepoint Consulting, an Addison Group company, is a leading management consulting firm that offers a full suite of services and solutions to help companies navigate the…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
18	Ducker Carlisle	Exact match	Troy, MI, United StatesHQ recorded Sep 5, 2026	51-200	238 contacts →
	Exact match “Named one of America's Top Management Consulting Firms 2026 by Business Insider, Ducker Carlisle is a global market research, strategy consulting and M&A advisory firm that helps…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
19	Generational Group	Exact match	Richardson, TX, United StatesHQ recorded Sep 5, 2026	201-500	228 contacts →
	Exact match “Since its beginning in 2005, Generational Group has grown to be one of the leading M&A firms in North America.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
20	Marshberry	Exact match	Woodmere, OH, United StatesHQ recorded Sep 5, 2026	201-500	213 contacts →
	Exact match “MarshBerry – Helping Clients Learn, Improve & Realize Value MarshBerry is a global leader in investment banking and consulting dedicated to helping insurance brokerages, and firms…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
21	Livingstone	Exact match	Chicago, IL, United StatesHQ recorded Sep 5, 2026	51-200	207 contacts →
	Exact match “Livingstone is an international mid-market M&A and debt advisory firm with offices in Amsterdam, Beijing, Chicago, Düsseldorf, Frankfurt, Hamburg, London, Los Angeles, Madrid…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
22	Dpo&co.	Exact match	Chicago, IL, United StatesHQ recorded Sep 5, 2026	51-200	187 contacts →
	Exact match “DPO & Co specializes in helping Private Equity firms and their portfolio companies gain fact-based insights during the diligence process and realize post-close synergies and value…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
23	LCG Advisors	Exact match	Tampa, FL, United StatesHQ recorded Sep 5, 2026	51-200	181 contacts →
	Exact match “Maximizing Value.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
24	Portage Point Partners	Exact match	Chicago, IL, United StatesHQ recorded Sep 5, 2026	201-500	173 contacts →
	Exact match “Portage Point is a business advisory, interim management and investment banking firm intensely focused on the middle market.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
25	Investor Group Services IGS	Exact match	Boston, MA, United StatesHQ recorded Sep 5, 2026	51-200	168 contacts →
	Exact match “For over 25 years, IGS has helped investors and management teams make better, faster decisions, from commercial due diligence, to growth strategy, pricing, and go-to-market…” Recorded in the RevenueBase company graph · Sep 5, 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 “private equity consulting companies”. 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 3,920 private equity consulting companies based in the United States

See the full list, filter by size, metro and specialty, and access 18,251 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Private equity consulting companies based in the United States at a glance

As of Sep 5, 2026

44.1%Verified-email coverage

36.1%Mobile-number coverage

10.6Average contacts per company

1-10Median size (employees)

13.4%Largest-city concentration · New York

Sep 5, 2026Page data refreshed

Companies by employee count

1-10

2,923

11-50

812

51-200

138

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

16,9970–30

1,16131–60

1461–90

990–180

70180+

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 “private equity consulting companies” 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 18,251 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 5, 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.

Private equity consulting companies 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 “private equity consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many private equity consulting companies are there based in the United States?

RevenueBase identified 3,920 company matches for private equity consulting companies 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?

L.E.K. Consulting tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most private equity consulting companies?

New York leads with 525 company records, followed by Chicago (180) and Los Angeles (114).

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 18,251 professional contacts with verified work emails tracked across these 3,920 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 5, 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.