Company lists · Data refreshed September 2026

Top 25 Business services private equity investors worldwide

Name: Business services private equity investors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 11,093 companies tracked

RevenueBase identified 11,093 company matches for business services private equity investors worldwide as of September 2026 and tracks 116,324 professional contacts across them, including 50,919 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for business services private equity investors 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 September 27, 2026. Country and city lists for business services private equity investors 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 Sep 27, 2026 How this list was built

11,093Companies

116,324Contacts tracked

50,919Verified emails

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The 25 largest business services private equity investors worldwide

Ranked by team size

Top 25 of 11,093 company matches for business services private equity investors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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	Vistra	Exact match	SingaporeHQ recorded Sep 27, 2026	5,001-10,000	5,940 contacts →
	Exact match “Our purpose is progress.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	The Carlyle Group	Exact match	Washington, DC, United StatesHQ recorded Sep 27, 2026	1,001-5,000	2,515 contacts →
	Exact match “Carlyle (NASDAQ: CG) is a global investment firm with deep industry expertise that deploys private capital across three business segments: Global Private Equity, Global Credit…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	Lincoln International	Exact match	Chicago, IL, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
4	H.I.G. Capital	Exact match	Miami, FL, United StatesHQ recorded Sep 27, 2026	501-1,000	1,301 contacts →
	Exact match “H.I.G.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	Warburg Pincus LLC	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	501-1,000	1,290 contacts →
	Exact match “Warburg Pincus LLC is the pioneer of global growth investing.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Riveron	Exact match	Dallas, TX, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
7	Advent	Exact match	Boston, MA, United StatesHQ recorded Sep 27, 2026	501-1,000	1,025 contacts →
	Exact match “Advent is a leading global private equity investor committed to working in partnership with management teams, entrepreneurs, and founders to help transform businesses.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	TA Associates	Exact match	Boston, MA, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
9	Permira	Exact match	London, United KingdomHQ recorded Sep 27, 2026	501-1,000	629 contacts →
	Exact match “Permira is a global investment firm that backs successful businesses with growth ambitions.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	PSG	Exact match	Boston, MA, United StatesHQ recorded Sep 27, 2026	51-200	513 contacts →
	Exact match “PSG is a growth equity firm that partners with software and technology-enabled services companies to help them navigate transformational growth, capitalize on strategic…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	Triton Partners	Exact match	LuxembourgHQ recorded Sep 27, 2026	201-500	494 contacts →
	Exact match “Founded in 1997 and owned by its partners, Triton is a leading European mid-market sector-specialist investor.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	Summit Partners	Exact match	Boston, MA, United StatesHQ recorded Sep 27, 2026	51-200	465 contacts →
	Exact match “Summit Partners is a global alternative investment firm with capital dedicated to growth equity, fixed income, and public equity opportunities.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	The Riverside Company	Exact match	New York City, NY, United StatesHQ recorded Sep 27, 2026	201-500	447 contacts →
	Exact match “The Riverside Company is a global investment firm focused on being one of the leading private capital options for business owners and employees at the smaller end of the middle…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	Hillhouse Investment	Exact match	New York, SingaporeHQ recorded Sep 27, 2026	201-500	447 contacts →
	Exact match “Hillhouse Investment is a long-term investor focused on partnering with quality business leaders to help them grow their organizations globally.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	APAX	Exact match	London, United KingdomHQ recorded Sep 27, 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 · Sep 27, 2026 · View company records in RevenueBase
16	Siri Infosolutions, INC	Exact match	Edison, NJ, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
17	JRK Property Holdings	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 27, 2026	1,001-5,000	411 contacts →
	Exact match “JRK Property Holdings is a Los Angeles–based real estate private equity firm founded in 1991 by James Lippman, Robert Rooney, and Keith Holmes.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	Clearwater	Exact match	London, United KingdomHQ recorded Sep 27, 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 · Sep 27, 2026 · View company records in RevenueBase
19	Coller Capital	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	376 contacts →
	Exact match “Coller Capital, founded in 1990, is one of the world's leading investors in the secondary market for private assets – and widely acknowledged as an innovator in secondaries.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	IDG Capital	Exact match	Hong KongHQ recorded Sep 27, 2026	201-500	369 contacts →
	Exact match “Founded in 1993, IDG Capital is a leading private equity investment firm headquartered in Hong Kong, recognized for its global vision and long-standing market presence.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	BLOOM	Exact match	SingaporeHQ recorded Sep 27, 2026	n/a	360 contacts →
	Exact match “bloom.CAPITAL is an operationally-focused private equity firm that invests in small to mid-market companies in the industrial sector.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Novacap	Exact match	Brossard, QC, CanadaHQ recorded Sep 27, 2026	51-200	355 contacts →
	Exact match “Novacap est un investisseur nord-américain d’envergure et l’une des sociétés d’investissement privé les plus expérimentées au Canada.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	W Capital Partners	Exact match	New York, NY, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
24	PAI Partners	Exact match	Paris, FranceHQ recorded Sep 27, 2026	201-500	329 contacts →
	Exact match “PAI Partners is a leading private equity firm.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	Aurelius	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	328 contacts →
	Exact match “AURELIUS is a global alternative investor, distinguished and widely recognised for its operational approach.” Recorded in the RevenueBase company graph · Sep 27, 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 services private equity investors”. 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 11,093 business services private equity investors worldwide

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Business services private equity investors worldwide at a glance

As of Sep 27, 2026

43.8%Verified-email coverage

10.5Average contacts per company

1-10Median size (employees)

5.3%Largest-city concentration · New York

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

7,547

11-50

2,792

51-200

514

201-500

120

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 business services private equity investors are linked below.
What qualifies: Company records worldwide whose business descriptions match “business services private equity investors” 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 50,919 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 27, 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 services private equity investors by location

59 lists · largest first

Every Business services private equity investors 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 services private equity investors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business services private equity investors are there worldwide?

RevenueBase identified 11,093 company matches for business services private equity investors worldwide 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?

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

Which country has the most business services private equity investors?

The United States leads with 4,311 companies, followed by the United Kingdom (851) and Canada (403). Every business services private equity investors list by country and city is linked on this page.

Which city has the most business services private equity investors?

New York leads with 592 company records, followed by London (536) and Chicago (215).

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 50,919 professional contacts with verified work emails tracked across these 11,093 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 27, 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.