Company lists · Data refreshed September 2026

Top 25 Sector-focused investment firms based in Chicago, United States

RevenueBase identified 75 company matches for sector-focused investment firms associated with Chicago, United States as of September 2026 and tracks 972 professional contacts across them, including 557 with verified work emails. Across the United States, New York is the largest hub for this category (385 companies); Chicago has 75.

This list covers company matches for sector-focused investment firms associated with Chicago, 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 29, 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 29, 2026 How this list was built
75Companies
972Contacts tracked
557Verified emails
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The 25 largest sector-focused investment firms based in Chicago, United States

Ranked by team size
Top 25 of 75 company matches for sector-focused investment firms based in Chicago, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-200237 contacts →

Exact match

“Founded in 1980, GTCR is a leading private equity firm that invests behind The Leaders Strategy™ – finding and partnering with management leaders in core domains to identify…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-200147 contacts →

Exact match

“The Vistria Group is building a new kind of private investment firm that seeks to deliver both financial returns and societal impact.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-20065 contacts →

Exact match

“Morgan Street Holdings is a holding company and private investment group with a growth mindset, owning a diverse portfolio across industries.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-20060 contacts →

Exact match

“Sterling Partners is an investment management platform.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5059 contacts →

Exact match

“For over 40 years, First Analysis has been at the forefront of supporting emerging growth companies and established leaders across high-growth, technology-driven sectors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-20049 contacts →

Exact match

“Baird Capital makes venture capital, growth equity and private equity investments in strategically targeted sectors around the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5044 contacts →

Exact match

“Keystone was founded in 1994 with the objective of investing the personal capital of its partners in high-quality businesses; patiently building long-term value alongside…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“Growth Catalyst Partners (“GCP”) is a middle market private equity firm focused on investing in the marketing, information, media and business services sectors, with an emphasis…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1017 contacts →

Exact match

“Permanent Capital Ventures | We help founders build the go-to-market engine for enterprise scale.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5012 contacts →

Exact match

“InvestBev is a sector-focused investment firm dedicated exclusively to the global beverage industry, with a differentiated strategy that spans aging whiskey barrel investments and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1012 contacts →

Exact match

“Bridge is a Chicago-based, seed-stage venture capital firm investing in software and consumer businesses in overlooked categories underserved by innovation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“Crescendo Capital Partners is a private investment firm based in Chicago.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1010 contacts →

Exact match

“Riverwalk Capital Partners advises and manages Riverwalk GP and funds, offering investors access to venture capital investing and private placement deals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1010 contacts →

Exact match

“With an in-depth focus on research and exceptional due diligence plus a 30-year track record, VCapital Management Co.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-109 contacts →

Exact match

“FSB Companies is a Chicago-based private investment firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-109 contacts →

Exact match

“Wexford Capital Partners is a private investment firm focused on companies where our experience and relationships will create value for both existing shareholders and our network…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-109 contacts →

Exact match

“Charles Thayne Capital is a growth-oriented private investment firm focused on collaboration with world-class leaders to transform industries.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchChicago, United StatesHQ recorded Sep 29, 202611-508 contacts →

Exact match

“Cane Investment Partners is a private investment firm dedicated to investing in people, ideas and opportunities.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-508 contacts →

Exact match

“BlueSpruce Investments, LP is an investment management firm with a primary focus on investment opportunities in the business services, consumer, financial technology / asset…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Matterhorn Venture Partners is a Chicago-based boutique real estate investment firm specializing in diverse commercial real estate asset classes and transaction sizes.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Monroe Street Partners ("MSP") seeks to invest in, grow and improve established and profitable lower middle-market businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-106 contacts →

Exact match

“The Private Investments team of PSP Partners makes direct investments in established businesses as PSP Capital.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Founded in 2012, Anchor Bolt Capital, LP is a global long/short equity hedge fund with a focus in the Industrial and Energy Sectors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Rock Gate Partners is a Chicago-based private investment firm that acquires lower middle market, ‘mind share’ leaders with unique market positions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-105 contacts →

Exact match

“For more than 20 years, the principals of Altitude have actively invested in the lower middle market.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 75 sector-focused investment firms based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 557 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sector-focused investment firms based in Chicago, United States at a glance

As of Sep 29, 2026
57.3%Verified-email coverage
13.0Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
57
11-50
11
51-200
6
201-500
1

Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 75 companies.

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 Chicago, United States whose business descriptions match “sector-focused investment 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. 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 557 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 29, 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.

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 “sector-focused investment firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sector-focused investment firms are there based in Chicago, United States?

RevenueBase identified 75 company matches for sector-focused investment firms associated with Chicago, 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?

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

Which city in the United States has the most sector-focused investment firms?

New York leads the United States with 385 company records, followed by Dallas (93) and San Francisco (84). Chicago has 75.

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 557 professional contacts with verified work emails tracked across these 75 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 29, 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.