Company lists · Data refreshed September 2026

Top 25 Climate tech venture capital companies worldwide

RevenueBase identified 3,160 company matches for climate tech venture capital companies worldwide as of September 2026 and tracks 45,307 professional contacts across them, including 10,352 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for climate tech venture capital companies worldwide, 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 27, 2026. Country and city lists for climate tech venture capital companies follow the table.

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 27, 2026 How this list was built
3,160Companies
45,307Contacts tracked
10,352Verified emails
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The 25 largest climate tech venture capital companies worldwide

Ranked by team size
Top 25 of 3,160 company matches for climate tech venture capital companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchLyon, FranceHQ recorded Sep 27, 2026n/a16,533 contacts →

Exact match

“Entrepreneurship in the service of the climate emergency!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Sep 27, 2026501-1,0001,026 contacts →

Exact match

“Established in 2006, Masdar is a global clean energy leader, transforming how the world produces and consumes energy through bold innovation and commercial excellence.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, CA, United StatesHQ recorded Sep 27, 202651-200422 contacts →

Exact match

“We partner with the world’s most ambitious entrepreneurs to drive resilience and applied AI.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchWorli, IndiaHQ recorded Sep 27, 202651-200332 contacts →

Exact match

“We are the ones by your side on your journey to going green.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchLondon, TX, United KingdomHQ recorded Sep 27, 2026501-1,000285 contacts →

Exact match

“We are building a full stack energy company to lower cost of energy & accelerate energy abundance.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Sep 27, 2026n/a232 contacts →

Exact match

“Village Capital is reinventing the system to back the entrepreneurs of the future.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, United StatesHQ recorded Sep 27, 202651-200211 contacts →

Exact match

“B Capital invests globally in extraordinary founders and businesses shaping the future through technology.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchItalyHQ recorded Sep 27, 2026501-1,000203 contacts →

Exact match

“NEXTCHEM is MAIRE’s company dedicated to Sustainable Technology Solutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchDhahran, Saudi ArabiaHQ recorded Sep 27, 202651-200201 contacts →

Exact match

“Aramco Ventures is the corporate venturing arm of Aramco, the world’s leading integrated energy company.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchAnnapolis, MD, United StatesHQ recorded Sep 27, 202651-200196 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchMenlo Park, CA, United StatesHQ recorded Sep 27, 202651-200193 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchNova Marilândia, BrazilHQ recorded Sep 27, 2026201-500187 contacts →

Exact match

“Nosso propósito é impulsionar a transformação em direção a um futuro renovável e sustentável, trabalhando incansavelmente para desenvolver soluções inovadoras que contribuam para…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchAmsterdam, NetherlandsHQ recorded Sep 27, 2026n/a175 contacts →

Exact match

“Rockstart is an early stage investor that empowers purpose-driven founders across three domains: Energy, AgriFood, and Emerging Technologies.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 27, 202651-200168 contacts →

Exact match

“The CEFC is Australia’s specialist climate investor, helping cut emissions in the race towards net zero by 2050.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchKirkland, United StatesHQ recorded Sep 27, 202651-200159 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchBonn, GermanyHQ recorded Sep 27, 202651-200154 contacts →

Exact match

“HTGF is one of the leading and most active VC investors in Germany and Europe, financing start-ups in the fields of Deep Tech, Industrial Tech, Climate Tech, Digital Tech, Life…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 27, 2026201-500153 contacts →

Exact match

“At Octopus Energy Generation, we’re building green power for the future, from large-scale solar to onshore and offshore wind, and innovative initiatives like the Fan Club.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchBoston, MA, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
19Exact matchNew York, United StatesHQ recorded Sep 27, 202651-200141 contacts →

Exact match

“Energy Impact Partners LP (EIP) is a global energy technology investor with a proprietary model designed to drive innovation.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-200141 contacts →

Exact match

“Lightrock is a global investment platform supporting the growth of technology-enabled companies.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchBerkeley, CA, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
22Exact matchThe Hague, NetherlandsHQ recorded Sep 27, 202651-200130 contacts →

Exact match

“Climate Fund Managers is a climate-focused blended finance investment manager operating in emerging markets across Africa, Asia, and Latin America.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchDubai, United Arab EmiratesHQ recorded Sep 27, 2026501-1,000127 contacts →

Exact match

“At KEF Holdings we invest in businesses that are innovative, sustainable, cost-effective and deliver positive disruptive solutions across core business sectors encompassing…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchBangalore, IndiaHQ recorded Sep 27, 202651-200115 contacts →

Exact match

“Some of the most complex challenges in global development require breakthrough innovations to create meaningful impact for people and the planet.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchParis, FranceHQ recorded Sep 27, 202611-50107 contacts →

Exact match

“Serena is one of Europe's leading investment firm, with €1bn under management.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 3,160 climate tech venture capital companies worldwide

See the full list, filter by size, metro and specialty, and access 10,352 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Climate tech venture capital companies worldwide at a glance

As of Sep 27, 2026
22.8%Verified-email coverage
14.3Average contacts per company
1-10Median size (employees)
5.8%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
2,165
11-50
801
51-200
125
201-500
36
501-1,000
19
1,001-5,000
3
10001+
6

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for climate tech venture capital companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “climate tech venture capital 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. 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 10,352 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 27, 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.

Climate tech venture capital companies by location

23 lists · largest first

Every Climate tech venture capital companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “climate tech venture capital companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many climate tech venture capital companies are there worldwide?

RevenueBase identified 3,160 company matches for climate tech venture capital companies worldwide 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?

Team For The Planet tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most climate tech venture capital companies?

The United States leads with 764 companies, followed by the United Kingdom (256) and Germany (146). Every climate tech venture capital companies list by country and city is linked on this page.

Which city has the most climate tech venture capital companies?

London leads with 182 company records, followed by New York (87) and San Francisco (83).

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 10,352 professional contacts with verified work emails tracked across these 3,160 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 27, 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.