Company lists · Data refreshed November 2026

Top 25 Green energy suppliers worldwide

Name: Green energy suppliers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 3,339 companies tracked

RevenueBase identified 3,339 company matches for green energy suppliers worldwide as of November 2026 and tracks 341,362 professional contacts across them, including 97,186 with verified work emails. Pakistan is the largest market and London the largest hub.

This list covers company matches for green energy suppliers 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 November 6, 2026. Country and city lists for green energy suppliers 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 Nov 6, 2026 How this list was built

3,339Companies

341,362Contacts tracked

97,186Verified emails

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The 25 largest green energy suppliers worldwide

Ranked by team size

Top 25 of 3,339 company matches for green energy suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Dominion Energy	Exact match	Richmond, VA, United StatesHQ recorded Nov 6, 2026	10001+	32,767 contacts →
	Exact match “Dominion Energy (NYSE: D), headquartered in Richmond, Va, provides regulated electricity service to 3.6 million homes and businesses in Virginia, North Carolina, and South…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	ENGIE	Exact match	Paris, FranceHQ recorded Nov 6, 2026	10001+	17,098 contacts →
	Exact match “What if your next career adventure started with ENGIE?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Hydro Québec	Exact match	Montréal, QC, CanadaHQ recorded Nov 6, 2026	10001+	15,543 contacts →
	Exact match “Hydro-Québec produit, transporte et distribue de l'électricité.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	RWE	Exact match	Essen, GermanyHQ recorded Nov 6, 2026	10001+	11,702 contacts →
	Exact match “RWE is leading the way to a modern energy world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Constellation	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	10001+	10,040 contacts →
	Exact match “Constellation Energy Corporation (Nasdaq: CEG), a Fortune 200 company headquartered in Baltimore, is the nation’s largest producer of reliable, emissions-free energy and a leading…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Tata Power	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	10001+	9,891 contacts →
	Exact match “Tata Power is one of India’s largest integrated power companies and together with its subsidiaries and jointly controlled entities, has an installed/managed capacity of 14,294 MW.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Grupo Equatorial	Exact match	Brasília, BrazilHQ recorded Nov 6, 2026	10001+	8,209 contacts →
	Exact match “O futuro já chegou.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Iberdrola	Exact match	Bilbao, SpainHQ recorded Nov 6, 2026	10001+	8,118 contacts →
	Exact match “With more than 180 years of history, Iberdrola is today a global energy leader, the leading wind power producer and one of the largest electricity companies in the world in terms…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	PSEG	Exact match	Newark, NJ, United StatesHQ recorded Nov 6, 2026	10001+	7,675 contacts →
	Exact match “Public service” is not just in our name.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	EDP	Exact match	Lisbon, PortugalHQ recorded Nov 6, 2026	10001+	6,737 contacts →
	Exact match “Our story began 50 years ago.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Georgia Power Company	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	10001+	5,439 contacts →
	Exact match “High reliability, low prices and high customer satisfaction are cornerstones of our customer commitment, but it doesn't end there.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Enel Green Power	Exact match	Rome, ItalyHQ recorded Nov 6, 2026	5,001-10,000	5,313 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 · Nov 6, 2026 · View company records in RevenueBase
13	Octopus Energy	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	4,472 contacts →
	Exact match “We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	ESB	Exact match	Dublin 2, IrelandHQ recorded Nov 6, 2026	5,001-10,000	4,455 contacts →
	Exact match “At ESB, we believe in a Brighter Future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Ambit Energy	Exact match	Irving, TX, United StatesHQ recorded Nov 6, 2026	n/a	4,347 contacts →
	Exact match “Ambit Energy provides electricity, natural gas and solar services in numerous markets across the United States, primarily marketed through a direct sales channel of more than…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Statkraft	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	5,001-10,000	4,251 contacts →
	Exact match “Statkraft is a leading company in hydropower internationally and Europe’s largest generator of renewable energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	IDEX	Exact match	Boulogne-billancourt, FranceHQ recorded Nov 6, 2026	5,001-10,000	3,530 contacts →
	Exact match “Fondé en France en 1963, le groupe IDEX, fort de près de 6 500 collaborateurs, développe, conçoit, finance, construit et exploite des infrastructures énergétiques locales et…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	OVO	Exact match	Bristol, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	2,832 contacts →
	Exact match “OVO Energy was founded in 2009 and redesigned the energy experience to be fair, effortless, green and simple for all customers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Vistra Corp	Exact match	Irving, TX, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,727 contacts →
	Exact match “Vistra (NYSE: VST) is a leading Fortune 500 integrated retail electricity and power generation company, based in Irving, Texas, that provides essential resources to customers…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Axpo Group	Exact match	Baden, ItalyHQ recorded Nov 6, 2026	5,001-10,000	2,324 contacts →
	Exact match “Axpo is driven by a single purpose – to enable a sustainable future through innovative energy solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Energyaustralia	Exact match	Melbourne, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	2,244 contacts →
	Exact match “Our 2300 people are united by a clear purpose.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Volta River Authority	Exact match	Accra, GhanaHQ recorded Nov 6, 2026	1,001-5,000	2,113 contacts →
	Exact match “VRA powers economies and raises living standards across Ghana and West Africa.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Energy Development Corporation	Exact match	Pasig City, PhilippinesHQ recorded Nov 6, 2026	1,001-5,000	1,924 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 · Nov 6, 2026 · View company records in RevenueBase
24	Just Energy	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,798 contacts →
	Exact match “Established in 1997, Just Energy has been a leading retail energy provider serving markets across the United States and Canada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Dong Energy	Exact match	Fredericia, DenmarkHQ recorded Nov 6, 2026	5,001-10,000	1,688 contacts →
	Exact match “DONG Energy has become Ørsted.” Recorded in the RevenueBase company graph · Nov 6, 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 “green energy suppliers”. 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 3,339 green energy suppliers worldwide

See the full list, filter by size, metro and specialty, and access 97,186 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green energy suppliers worldwide at a glance

As of Nov 6, 2026

28.5%Verified-email coverage

102.2Average contacts per company

11-50Median size (employees)

1.1%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

1,223

11-50

1,112

51-200

527

201-500

198

501-1,000

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 green energy suppliers are linked below.
What qualifies: Company records worldwide whose business descriptions match “green energy suppliers” 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 97,186 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 November 6, 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.

Green energy suppliers by location

152 lists · largest first

Every Green energy suppliers 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 “green energy suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green energy suppliers are there worldwide?

RevenueBase identified 3,339 company matches for green energy suppliers worldwide as of November 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?

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

Which country has the most green energy suppliers?

Pakistan leads with 686 companies, followed by Mexico (512) and Nigeria (446). Every green energy suppliers list by country and city is linked on this page.

Which city has the most green energy suppliers?

London leads with 36 company records, followed by Sao Paulo (34) and Milan (30).

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 97,186 professional contacts with verified work emails tracked across these 3,339 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 November 6, 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.