Company lists · Data refreshed September 2026

Top 25 Venture capital firms focused on climate based in the United States

RevenueBase identified 1,266 company matches for venture capital firms focused on climate associated with the United States as of September 2026 and tracks 12,120 professional contacts across them, including 5,029 with verified work emails and 4,773 with mobile numbers. New York is the largest hub.

This list covers company matches for venture capital firms focused on climate associated with the 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 14, 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 14, 2026 How this list was built
1,266Companies
12,120Contacts tracked
5,029Verified emails
4,773Mobile numbers
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The 25 largest venture capital firms focused on climate based in the United States

Ranked by team size
Top 25 of 1,266 company matches for venture capital firms focused on climate based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 14, 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 matchSan Francisco, CA, United StatesHQ recorded Sep 14, 2026201-500402 contacts →

Exact match

“Bessemer Venture Partners helps entrepreneurs lay strong foundations from inception to build long-standing companies.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
2Exact matchBoston, MA, United StatesHQ recorded Sep 14, 2026201-500251 contacts →

Exact match

“Founded in 2004, RA Capital Management is an active, multi-stage investment manager dedicated to evidence-based, science-led investing in public and private healthcare, life…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
3Exact matchMenlo Park, CA, United StatesHQ recorded Sep 14, 202651-200205 contacts →

Exact match

“DFJ is a venture capital firm that partners with extraordinary entrepreneurs who are changing the world.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Sep 14, 2026201-500200 contacts →

Exact match

“Anew Climate is a global leader of diverse climate solutions, bringing innovative products and services to the public and private sectors to help reduce or offset their carbon…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
5Exact matchAnnapolis, MD, United StatesHQ recorded Sep 14, 202651-200196 contacts →

Exact match

“HASI invests in sustainable infrastructure assets advancing the energy transition.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
6Exact matchMenlo Park, CA, United StatesHQ recorded Sep 14, 202651-200193 contacts →

Exact match

“Khosla Ventures invests in companies that are bold, early and impactful.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202651-200173 contacts →

Exact match

“Founded in 1998, Quantum Capital Group is a leading provider of private equity, credit, and venture capital to the global energy and energy transition industry, having managed…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
8Exact matchPalo Alto, CA, United StatesHQ recorded Sep 14, 2026n/a171 contacts →

Exact match

“Eclipse invests in entrepreneurs building the next generation of companies in the physical economy, the industries that shape resilience, competitiveness, and security.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
9Exact matchKirkland, United StatesHQ recorded Sep 14, 202651-200159 contacts →

Exact match

“Breakthrough Energy backs companies developing the next generation of clean energy solutions.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
10Exact matchBoston, MA, United StatesHQ recorded Sep 14, 202651-200149 contacts →

Exact match

“The Massachusetts Clean Energy Center is a state economic development agency dedicated to accelerating the growth of the clean energy and climatetech sector across the…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
11Exact matchBerkeley, CA, United StatesHQ recorded Sep 14, 202651-200136 contacts →

Exact match

“New Energy Nexus (NEX) is the world's leading ecosystem of funds and accelerators supporting diverse clean energy entrepreneurs to thrive, from emerging tech through to clean…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
12Exact matchPalo Alto, United StatesHQ recorded Sep 14, 202611-50133 contacts →

Exact match

“Sutter Hill Ventures has financed technology-based start-ups and assisted entrepreneurs in building market-leading companies since 1962.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
13Exact matchSummit, NJ, United StatesHQ recorded Sep 14, 202651-200123 contacts →

Exact match

“ECP (Energy Capital Partners) is an investor in critical infrastructure focused on electrification, decarbonization, reliability and sustainability.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202651-200119 contacts →

Exact match

“Founded in 2017, Ara Partners is a global private markets firm focused on decarbonizing the industrial economy.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
15Exact matchPrinceton, NJ, United StatesHQ recorded Sep 14, 202651-200119 contacts →

Exact match

“SOSV is the most active deep tech venture capital firm globally, investing at pre-seed (or at startup inception) supporting visionary founders intent on making a profound impact…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
16Exact matchBoston, MA, United StatesHQ recorded Sep 14, 2026n/a109 contacts →

Exact match

“FA Technology Ventures is an independent, established venture capital firm.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 14, 202651-200106 contacts →

Exact match

“Speed and efficiency are the cornerstones of climate finance.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Sep 14, 202611-50100 contacts →

Exact match

“WI Harper Group is a pioneering venture capital firm with over three decades of experience investing in transformative companies that shape the future.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
19Exact matchMenlo Park, CA, United StatesHQ recorded Sep 14, 202611-5097 contacts →

Exact match

“Menlo Ventures is a venture capital firm that strives to have a positive impact on everything we do.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
20Exact matchSomerville, MA, United StatesHQ recorded Sep 14, 202651-20094 contacts →

Exact match

“Greentown Labs is a 501(c)(3) nonprofit accelerating climatetech innovation for the planet, people, and prosperity.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Sep 14, 202611-5082 contacts →

Exact match

“Lux Capital is a venture capital firm investing in emerging science and technology at the outermost edges of what is possible.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
22Exact matchColumbus, OH, United StatesHQ recorded Sep 14, 202611-5081 contacts →

Exact match

“Venture Capital firm helping founders build the next generation of world class companies.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
23Exact matchWashington, DC, United StatesHQ recorded Sep 14, 202651-20079 contacts →

Exact match

“Working capital and fractional financial services for Climate startups and SMBs.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 14, 202651-20076 contacts →

Exact match

“Greycroft is a seed-to-growth venture capital firm that partners with entrepreneurs who are striving to build category-defining companies across intelligent consumer and…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 14, 202611-5072 contacts →

Exact match

“Founders Fund is a venture capital firm investing in smart people solving difficult problems.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase

Showing 25 of 1,266 venture capital firms focused on climate based in the United States

See the full list, filter by size, metro and specialty, and access 5,029 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Venture capital firms focused on climate based in the United States at a glance

As of Sep 14, 2026
41.5%Verified-email coverage
39.4%Mobile-number coverage
9.6Average contacts per company
1-10Median size (employees)
14.6%Largest-city concentration · New York
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
956
11-50
263
51-200
36
201-500
7
501-1,000
1
10001+
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 17.0d

Company record updated

Median 52.0d

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 the United States whose business descriptions match “venture capital firms focused on climate” 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 5,029 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 14, 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 climate”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many venture capital firms focused on climate are there based in the United States?

RevenueBase identified 1,266 company matches for venture capital firms focused on climate associated with the 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?

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

Which city has the most venture capital firms focused on climate?

New York leads with 185 company records, followed by San Francisco (128) and Los Angeles (48).

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 5,029 professional contacts with verified work emails tracked across these 1,266 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 14, 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.