Company lists · Data refreshed September 2026

Top 7 Platform companies in private equity based in New York City, United States

RevenueBase identified 30 platform companies in private equity headquartered in New York City, United States as of September 2026 and tracks 610 professional contacts across them, including 247 with verified work emails. New York is the largest hub.

This list covers platform companies in private equity headquartered in New York City, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. 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 HQ checked on every row Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
30Companies
610Contacts tracked
247Verified emails
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The 7 largest platform companies in private equity based in New York City, United States

Ranked by team size
Top 7 of 30 platform companies in private equity based in New York City, United States, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names platform companies in private equity: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
The Riverside CompanyPartial evidence
New York City, NY, United StatesHQ checked Sep 5, 2026201-500447

“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…”

Source: company website · checked Sep 5, 2026
2
Radial Equity PartnersStrong evidence
New York City, NY, United StatesHQ checked Sep 5, 202611-5038

“Radial is a private equity firm focused on investing in middle-market businesses serving consumer and industrial markets.”

Source: company website · checked Sep 5, 2026
3
GreylionPartial evidence
New York City, NY, United StatesHQ checked Sep 5, 202611-5021

“GreyLion (formerly known as PWP Growth Equity) focuses on investing in high-growth businesses in the lower middle market.”

Source: company website · checked Sep 5, 2026
4
Eastone EquitiesStrong evidence
New York City, NY, United StatesHQ checked Sep 5, 202651-20019

“With over 20 years of cross-industry experience, Eastone Equities is a full-service private equity firm focusing on financial services, fintech and real estate development.”

Source: company website · checked Sep 5, 2026
5
Volt Investment HoldingsIndirect evidence
New York City, NY, United StatesHQ checked Sep 5, 20261-108

“Volt partners with exceptional owner-operated consumer companies that possess large growth potential as measured over decades, not years.”

Source: company website · checked Sep 5, 2026
6
DS Capital Group LLCStrong evidence
New York City, NY, United StatesHQ checked Sep 5, 202611-505

“DS CAPITAL GRP LLC is a vertically integrated Private Equity Real Estate firm with a focus in the US market.”

Source: company website · checked Sep 5, 2026
7
KelmhurstPartial evidence
New York City, NY, United StatesHQ checked Sep 5, 20261-101

“Kelmhurst is a private capital firm deploying a "tactical opportunities" strategy, investing across sectors, stages, and structures to capture high-conviction opportunities for…”

Source: company website · checked Sep 5, 2026

Showing 7 of 30 platform companies in private equity based in New York City, United States

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Platform companies in private equity based in New York City, United States at a glance

As of Sep 5, 2026
1-10Median size (employees)
New YorkLargest hub · 800 HQs
Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
21
11-50
5
51-200
2
201-500
2

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for New York City, over 30 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among platform companies in private equity, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.

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
Companies headquartered in New York City, United States whose own description of what they do matches “platform companies in private equity”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among platform companies in private equity, and records with no verified work email. Companies headquartered outside New York City are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 247 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Platform companies in private equity by metro in the United States

Frequently asked

How many platform companies in private equity are there based in New York City, United States?

RevenueBase identified 30 platform companies in private equity headquartered in New York City, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

The Riverside Company, headquartered in New York City, tops this list with the largest team on record.

Which city has the most platform companies in private equity?

New York leads with 800 headquartered companies, followed by Chicago (255) and Dallas (227).

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 247 verified decision-maker contacts tracked across these 30 companies.

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.