Company lists · Data refreshed September 2026

Top 25 Venture capital firms focused on sustainability companies based in Chicago, United States

RevenueBase identified 66 company matches for venture capital firms focused on sustainability companies associated with Chicago, United States as of September 2026 and tracks 520 professional contacts across them, including 274 with verified work emails. Across the United States, New York is the largest hub for this category (324 companies); Chicago has 66.

This list covers company matches for venture capital firms focused on sustainability companies 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
66Companies
520Contacts tracked
274Verified emails
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The 25 largest venture capital firms focused on sustainability companies based in Chicago, United States

Ranked by team size
Top 25 of 66 company matches for venture capital firms focused on sustainability companies 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, 202611-5054 contacts →

Exact match

“Founded in 2011, G Squared is aligned to a fundamental shift: venture-backed companies are staying private longer.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5052 contacts →

Exact match

“Sandbox Industries fosters innovation to drive lasting change in industries that are crucial to our future: healthcare, insurance and sustainability.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 29, 2026n/a38 contacts →

Exact match

“We're a hands-on, collaborative, and entrepreneur friendly early stage venture capital firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5034 contacts →

Exact match

“Energize Capital invests in climate solutions with ambition.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchChicago, IL, United StatesHQ recorded Sep 29, 2026201-50031 contacts →

Exact match

“Abundant Venture Partners was founded on the belief that healthcare’s most important challenges are too complex for any organization to solve alone.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1024 contacts →

Exact match

“Disruptive technology investors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1023 contacts →

Exact match

“Impact Engine is an institutional investor managing venture capital and private equity strategies that drive positive impact in the areas of economic opportunity, environmental…”

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

“Jump Capital is a founder-focused, low-ego early-stage venture firm investing in Fintech, application software, and infrastructure.”

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

“Evergreen Climate Innovations, formerly Clean Energy Trust, provides catalytic capital and support to entrepreneurs and startups that bring impactful climate technologies to…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1017 contacts →

Exact match

“We are a collection of entrepreneurs who brought our offline industries online.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1016 contacts →

Exact match

“We partner with founders for their journey ahead, investing with flexibility and scale to build companies that last.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5012 contacts →

Exact match

“Earth Foundry is a pioneering early-stage venture capital firm, recognized globally for our ability to identify, invest in, and scale the most transformative startups in critical…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1012 contacts →

Exact match

“The only early-stage venture capital fund solely dedicated to the energy expansion enabled by the innovation and resilience of the natural gas value chain.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“The energy transition is accelerating, broadening, and deepening.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-1010 contacts →

Exact match

“OMX Ventures is a venture capital firm focused on investing in a new era of bioengineering and its application for better tools, medicines, foods, industrial products, and more.”

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

“Transition Equity Partners (“TEP”) is an energy transition-focused private equity firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-109 contacts →

Exact match

“We seed and grow companies that will revolutionize business by delivering the promise of AI to the enterprise.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Buoyant Ventures is a woman-owned early-stage venture capital fund.”

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

“Distributed Ventures backs bold founders innovating at the frontier of risk.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-107 contacts →

Exact match

“New Stack was founded in 2015 with a mission to invest in the Outsiders.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-107 contacts →

Exact match

“Our Eco strategies address the root causes of environmental imperatives of our day by directing investment into tangible solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Ranch Ventures Fund I LLC is an investment banking company based out of 1050 STATE ST, Chicago, Illinois, United States.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Caelum Ventures is a venture growth fund investing in IT & Energy.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Sep 29, 20261-103 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 66 venture capital firms focused on sustainability companies based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 274 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Venture capital firms focused on sustainability companies based in Chicago, United States at a glance

As of Sep 29, 2026
52.7%Verified-email coverage
7.9Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
56
11-50
9
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 66 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 “venture capital firms focused on sustainability 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 274 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 “venture capital firms focused on sustainability companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many venture capital firms focused on sustainability companies are there based in Chicago, United States?

RevenueBase identified 66 company matches for venture capital firms focused on sustainability companies 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?

G Squared 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 venture capital firms focused on sustainability companies?

New York leads the United States with 324 company records, followed by San Francisco (258) and Los Angeles (91). Chicago has 66.

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 274 professional contacts with verified work emails tracked across these 66 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.