Company lists · Data refreshed September 2026

Top 25 Clean energy venture capital firms worldwide

RevenueBase identified 3,826 company matches for clean energy venture capital firms worldwide as of September 2026 and tracks 93,711 professional contacts across them, including 32,029 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for clean energy venture capital firms 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 clean energy venture capital firms 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
3,826Companies
93,711Contacts tracked
32,029Verified emails
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The 25 largest clean energy venture capital firms worldwide

Ranked by team size
Top 25 of 3,826 company matches for clean energy venture capital firms 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 matchEssen, GermanyHQ recorded Sep 27, 202610001+11,181 contacts →

Exact match

“RWE is leading the way to a modern energy world.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchRoma, ItalyHQ recorded Sep 27, 20265,001-10,0005,251 contacts →

Exact match

“We are the Enel Group company dedicated to the development and management of renewable energy generation worldwide.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchGurugram, IndiaHQ recorded Sep 27, 20261,001-5,0004,340 contacts →

Exact match

“ReNew is a leading decarbonisation solutions provider and the first Indian clean energy company to list on Nasdaq (Nasdaq: RNW).”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchKings Langley, United KingdomHQ recorded Sep 27, 20261,001-5,0003,721 contacts →

Exact match

“RES is the world’s largest independent renewable energy company, working across 24 countries and active in wind, solar, energy storage, green hydrogen, transmission, and…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchUnited StatesHQ recorded Sep 27, 20261,001-5,0003,017 contacts →

Exact match

“Adani Green Energy Limited (AGEL) is India’s largest renewable energy company playing a vital role in enabling the clean energy transition.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchMumbai, IndiaHQ recorded Sep 27, 2026501-1,0002,660 contacts →

Exact match

“Tata Power Renewable Energy Limited (TPREL) is one of India’s leading renewable energy companies, driving the transition towards a cleaner, more resilient and sustainable energy…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchGurgaon, IndiaHQ recorded Sep 27, 20261,001-5,0002,242 contacts →

Exact match

“ACME Group is one of the leading global sustainable and renewable energy companies and a beacon of innovation in the sustainable energy landscape for the past 2 decades.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchHuangpu District, ChinaHQ recorded Sep 27, 20261,001-5,0001,961 contacts →

Exact match

“Envision Energy is a world-leading green technology company that provides renewable energy solutions for global enterprises, governments, and institutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Sep 27, 20265,001-10,0001,747 contacts →

Exact match

“Avaada Group is a diversified clean energy conglomerate focused on the global energy transition, providing solutions in renewable power generation, solar PV manufacturing, green…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 27, 20261,001-5,0001,114 contacts →

Exact match

“Lightsource bp is working to support a future powered by renewable, affordable and reliable energy that benefits our partners, people and planet.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchOslo, NorwayHQ recorded Sep 27, 2026501-1,0001,099 contacts →

Exact match

“Scatec is a leading renewable energy solutions provider, accelerating access to reliable and affordable clean energy in emerging markets.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchSao Paulo, BrazilHQ recorded Sep 27, 2026501-1,000988 contacts →

Exact match

“Na CTG Brasil, trabalhamos por um único propósito: desenvolver o mundo com energia limpa em larga escala.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchWiesbaden, GermanyHQ recorded Sep 27, 20261,001-5,000785 contacts →

Exact match

“Founded in 1996, ABO Energy (fomerly known as ABO Wind) is among Europe’s leading developers of renewable energy projects.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchWörrstadt, GermanyHQ recorded Sep 27, 20261,001-5,000785 contacts →

Exact match

“For 30 years, we have been one of the leading specialists in renewable energies, offering complete project development and other services related to the planning, construction…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchSão Paulo, BrazilHQ recorded Sep 27, 2026201-500620 contacts →

Exact match

“Making the provision of solar and wind energy accessible to everyone - from large global companies seeking sustainable profitability, to families seeking guilt-free energy…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchCharlottesville, VA, United StatesHQ recorded Sep 27, 2026201-500594 contacts →

Exact match

“Apex Clean Energy was founded with a singular focus: to accelerate the shift to clean energy.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchHobro, DenmarkHQ recorded Sep 27, 2026501-1,000579 contacts →

Exact match

“Eurowind Energy develops, constructs, and operates renewable energy parks.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 27, 2026501-1,000563 contacts →

Exact match

“Sonnedix is a global renewable energy company delivering 100% clean electricity directly to customers through a diversified portfolio of solar, wind, and storage assets.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchLisbon, PortugalHQ recorded Sep 27, 202610001+560 contacts →

Exact match

“Our story began 50 years ago in Portugal.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchNew Delhi, IndiaHQ recorded Sep 27, 2026501-1,000544 contacts →

Exact match

“Hero Future Energies (An ISO 27001:2022 Certified Company) is a leading global renewable energy company and part of the illustrious Hero Group, one of the most respected business…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchParis, FranceHQ recorded Sep 27, 2026201-500525 contacts →

Exact match

“Akuo est spécialisé dans la mise en œuvre d’unités de production d’électricité à partir de ressources renouvelables, en particulier le solaire, l'éolien et le stockage.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchMakati City, PhilippinesHQ recorded Sep 27, 20261,001-5,000515 contacts →

Exact match

“Solar Philippines is Southeast Asia's largest solar company with over employees across numerous project sites.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchWildpoldsried, GermanyHQ recorded Sep 27, 2026501-1,000514 contacts →

Exact match

“Clean, affordable energy for all is one of the greatest challenges of our time.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchSão Paulo, BrazilHQ recorded Sep 27, 2026501-1,000495 contacts →

Exact match

“Nossa energia vem do sol, do vento e da água.”

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

Showing 25 of 3,826 clean energy venture capital firms worldwide

See the full list, filter by size, metro and specialty, and access 32,029 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clean energy venture capital firms worldwide at a glance

As of Sep 27, 2026
34.2%Verified-email coverage
24.5Average contacts per company
1-10Median size (employees)
4.1%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
2,067
11-50
1,210
51-200
346
201-500
91
501-1,000
54
1,001-5,000
24
5,001-10,000
9
10001+
13

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 clean energy venture capital firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “clean energy venture capital 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. 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 32,029 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 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.

Clean energy venture capital firms by location

23 lists · largest first

Every Clean energy venture capital firms 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 “clean energy venture capital firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean energy venture capital firms are there worldwide?

RevenueBase identified 3,826 company matches for clean energy venture capital firms 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?

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

Which country has the most clean energy venture capital firms?

The United States leads with 722 companies, followed by the United Kingdom (267) and India (212). Every clean energy venture capital firms list by country and city is linked on this page.

Which city has the most clean energy venture capital firms?

London leads with 158 company records, followed by New York (74) and San Francisco (49).

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 32,029 professional contacts with verified work emails tracked across these 3,826 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.