Company lists · Data verified August 2026

Top 25 Private equity companies based in the United States

There are 5,385 private equity companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 81,420 professional contacts across them, including 37,202 with verified work emails and 34,254 with mobile numbers. New York is the largest hub.

This list covers private equity companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

5,385Companies
81,420Contacts tracked
37,202Verified emails
34,254Mobile numbers
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The 25 largest private equity companies based in the United States

Ranked by team size
Top 25 of 5,385 private equity companies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1BrookfieldNew York, NY1,001-5,0003,9861,949
2The Carlyle GroupWashington, DC1,001-5,0002,5571,466
3Bain CapitalNew York, NY1,001-5,0002,1081,256
4Warburg Pincus LLCNew York, NY501-1,0001,300580
5AdventBoston, MA501-1,0001,028457
6TA AssociatesMenlo Park, CA201-500873241
7Vista Equity PartnersAustin, TX501-1,000857477
8Sixth StreetSan Francisco, CA501-1,000801506
9The Riverside CompanyCleveland, OH201-500450201
10Hillhouse InvestmentNew York201-50044297
11L CattertonGreenwich, CT201-500404249
123i Group PLCNew York, NY201-500338173
13Thoma BravoChicago, IL201-500303230
14Viking Global InvestorsSan Francisco201-500302188
15Aspire SoftwareParsippany, NJ1,001-5,00029280
16AMGWest Palm Beach, FL201-500290139
17York IEManchester, NH201-500288125
18Berkshire PartnersBoston, MA201-500258183
19FundriseWashington, DC201-500254194
20Baron CapitalNew York, NY201-500236131
21Sands CapitalArlington, VA201-500228137
22Audax Private EquitySan Francisco, CA201-500217133
23PartneroneRiverside, CA201-5009835
24Bregal InvestmentsPalo Alto, CA201-5009171
25Embrace Software INCTampa, FL201-5008537

Showing 25 of 5,385 private equity companies based in the United States

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Private equity companies based in the United States at a glance

As of Aug 28, 2026
1-10Median size (employees)
New YorkLargest hub · 801 HQs
34,254Contacts with mobile numbers
250Emails re-verified in last 30 days

Companies by employee count

1-10
3,574
11-50
1,383
51-200
302
201-500
54
501-1,000
19
1,001-5,000
22
10001+
9

Private equity companies by metro

MetroCompanies
Private equity companies in New York801
Private equity companies in Chicago262
Private equity companies in Dallas214
Private equity companies in Los Angeles186
Private equity companies in San Francisco181
Private equity companies in Boston158
Private equity companies in Houston143
Private equity companies in Austin143

How this list was built

Source
The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion
Companies whose own business descriptions match “private equity companies”, with match quality audited by blind human judging, and headquartered in the United States.
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
Contact records re-verify on a rolling cadence; 250 contacts on this list were re-verified in the last 30 days.
Refresh
Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

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

There are 5,385 private equity companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Brookfield, headquartered in New York, tops this list with the largest team on record.

Which city has the most private equity companies?

New York leads with 801 headquartered companies, followed by Chicago (262) and Dallas (214).

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 37,202 verified decision-maker contacts tracked across these 5,385 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.