Company lists · Data refreshed October 2026

Top 25 Clean energy investors worldwide

Name: Clean energy investors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 6,870 companies tracked

RevenueBase identified 6,870 company matches for clean energy investors worldwide as of October 2026 and tracks 217,770 professional contacts across them, including 64,514 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for clean energy investors 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 October 9, 2026. Country and city lists for clean energy investors 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 Oct 9, 2026 How this list was built

6,870Companies

217,770Contacts tracked

64,514Verified emails

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The 25 largest clean energy investors worldwide

Ranked by team size

Top 25 of 6,870 company matches for clean energy investors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Subsea7	Exact match	London, United KingdomHQ recorded Oct 9, 2026	10001+	13,098 contacts →
	Exact match “Subsea7 makes offshore energy transition possible through the continuous evolution of lower-carbon oil and gas and by enabling the growth of renewables and emerging energy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	RWE	Exact match	Essen, GermanyHQ recorded Oct 9, 2026	10001+	11,410 contacts →
	Exact match “RWE is leading the way to a modern energy world.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	SSE PLC	Exact match	Perth, United KingdomHQ recorded Oct 9, 2026	10001+	7,302 contacts →
	Exact match “The UK & Ireland's clean energy champion.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	EDP	Exact match	Lisbon, PortugalHQ recorded Oct 9, 2026	10001+	6,633 contacts →
	Exact match “Our story began 50 years ago.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Alfanar	Exact match	Riyadh, Saudi ArabiaHQ recorded Oct 9, 2026	10001+	6,606 contacts →
	Exact match “alfanar builds efficient energy systems & solutions of the present and sets up infrastructures for a brighter future.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	Enel Green Power	Exact match	Rome, ItalyHQ recorded Oct 9, 2026	5,001-10,000	4,769 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 · Oct 9, 2026 · View company records in RevenueBase
7	Scottishpower	Exact match	Glasgow, United KingdomHQ recorded Oct 9, 2026	5,001-10,000	4,449 contacts →
	Exact match “Transforming the UK’s energy system, from power to plug.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	RENEW	Exact match	Gurgaon, IndiaHQ recorded Oct 9, 2026	1,001-5,000	4,430 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 · Oct 9, 2026 · View company records in RevenueBase
9	RES	Exact match	Kings Langley, United KingdomHQ recorded Oct 9, 2026	1,001-5,000	3,875 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 · Oct 9, 2026 · View company records in RevenueBase
10	ENAP	Exact match	Las Condes, ChileHQ recorded Oct 9, 2026	1,001-5,000	2,816 contacts →
	Exact match “Diariamente nos mueve crear más y mejores fuentes de energía para el desarrollo de los países y las futuras generaciones.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Tata Power Renewable Energy Limited	Exact match	Mumbai, IndiaHQ recorded Oct 9, 2026	501-1,000	2,696 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 · Oct 9, 2026 · View company records in RevenueBase
12	Adani Green Energy LTD	Exact match	United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,637 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 · Oct 9, 2026 · View company records in RevenueBase
13	Greenko Group	Exact match	Hyderabad, IndiaHQ recorded Oct 9, 2026	1,001-5,000	2,621 contacts →
	Exact match “Greenko, is one of the World’s leading Energy Transition and Decarbonization solutions company, with an installed Renewable Energy capacity of ~7.5 GW across Wind, Solar and Hydro…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Acme Group	Exact match	Gurgaon, IndiaHQ recorded Oct 9, 2026	1,001-5,000	2,348 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 · Oct 9, 2026 · View company records in RevenueBase
15	Envision Energy	Exact match	Huangpu District, ChinaHQ recorded Oct 9, 2026	1,001-5,000	2,204 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 · Oct 9, 2026 · View company records in RevenueBase
16	Avaada Group	Exact match	Mumbai, IndiaHQ recorded Oct 9, 2026	5,001-10,000	1,880 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 · Oct 9, 2026 · View company records in RevenueBase
17	Energy Development Corporation	Exact match	Pasig City, PhilippinesHQ recorded Oct 9, 2026	1,001-5,000	1,856 contacts →
	Exact match “The Energy Development Corporation (EDC) is a pioneer in generating 100% clean, renewable, and reliable power as an electricity supplier in the Philippines for over 40 years.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Voltalia	Exact match	Paris, FranceHQ recorded Oct 9, 2026	1,001-5,000	1,289 contacts →
	Exact match “Voltalia is an international player in renewable energies.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Scatec ASA	Exact match	Oslo, NorwayHQ recorded Oct 9, 2026	501-1,000	1,206 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 · Oct 9, 2026 · View company records in RevenueBase
20	Brookfield Renewable	Exact match	Toronto, ON, CanadaHQ recorded Oct 9, 2026	1,001-5,000	1,161 contacts →
	Exact match “Brookfield Renewable, as one of the core businesses under Brookfield Corporation, is one of the world’s largest owners, operators, and developers of renewable power, with $145…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Auren Energia	Exact match	Sao Paulo, BrazilHQ recorded Oct 9, 2026	1,001-5,000	1,152 contacts →
	Exact match “Auren Energia (AURE3) is Brazil's third largest energy producer and a leading energy trader in the Brazilian market, specializing in 100% renewable energy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Lightsource BP	Exact match	London, United KingdomHQ recorded Oct 9, 2026	1,001-5,000	1,116 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 · Oct 9, 2026 · View company records in RevenueBase
23	Powur, PBC	Exact match	San Diego, United StatesHQ recorded Oct 9, 2026	n/a	1,097 contacts →
	Exact match “The Powur Mission: Accelerate the adoption of clean energy worldwide We're empowering our community of homeowners and advisors to thrive in the global shift to sustainable energy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Masdar ABU Dhabi Future Energy Company	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 9, 2026	501-1,000	1,082 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 · Oct 9, 2026 · View company records in RevenueBase
25	Contourglobal	Exact match	Milan, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,064 contacts →
	Exact match “At ContourGlobal, our mission is clear: to be a globally recognized producer of renewable energy, delivering affordable, reliable, and sustainable electricity.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “clean energy investors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 6,870 clean energy investors worldwide

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Clean energy investors worldwide at a glance

As of Oct 9, 2026

29.6%Verified-email coverage

31.7Average contacts per company

11-50Median size (employees)

3.1%Largest-city concentration · London

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

3,216

11-50

2,358

51-200

820

201-500

243

501-1,000

108

1,001-5,000

5,001-10,000

10001+

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 investors are linked below.
What qualifies: Company records worldwide whose business descriptions match “clean energy investors” 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 64,514 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 October 9, 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 investors by location

57 lists · largest first

Every Clean energy investors 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 investors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean energy investors are there worldwide?

RevenueBase identified 6,870 company matches for clean energy investors worldwide as of October 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?

Subsea7 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most clean energy investors?

The United States leads with 857 companies, followed by the United Kingdom (410) and India (387). Every clean energy investors list by country and city is linked on this page.

Which city has the most clean energy investors?

London leads with 213 company records, followed by Madrid (80) and New York (78).

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 64,514 professional contacts with verified work emails tracked across these 6,870 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 October 9, 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.