Company lists · Data refreshed September 2026

Top 25 Geothermal cooperatives worldwide

RevenueBase identified 2,169 company matches for geothermal cooperatives worldwide as of September 2026 and tracks 41,534 professional contacts across them, including 13,161 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for geothermal cooperatives 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 20, 2026. Country and city lists for geothermal cooperatives 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 20, 2026 How this list was built
2,169Companies
41,534Contacts tracked
13,161Verified emails
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The 25 largest geothermal cooperatives worldwide

Ranked by team size
Top 25 of 2,169 company matches for geothermal cooperatives worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchRoma, ItalyHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
2Exact matchUnited StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Sep 20, 20261,001-5,0002,112 contacts →

Exact match

“A business unit of Constellation (NASDAQ: CEG), Calpine Corporation is America’s largest generator of electricity from natural gas and geothermal resources with operations in…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchNairobi, KenyaHQ recorded Sep 20, 20261,001-5,0001,998 contacts →

Exact match

“Kenya Electricity Generating Company PLC (KenGen) is the leading electric power generating company in East Africa.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchPasig City, PhilippinesHQ recorded Sep 20, 20261,001-5,0001,719 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 · Sep 20, 2026 · View company records in RevenueBase
6Exact matchReno, NV, United StatesHQ recorded Sep 20, 20261,001-5,0001,281 contacts →

Exact match

“With over five decades of experience, Ormat Technologies, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchLongueuil (qc), QC, CanadaHQ recorded Sep 20, 2026501-1,000567 contacts →

Exact match

“Unis par une vision commune, nous évoluons en tant qu'entreprise internationale pour faire avancer la transition énergétique au Canada, aux États-Unis, en France et au Chili.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchUnited StatesHQ recorded Sep 20, 2026501-1,000518 contacts →

Exact match

“More than 1.2 million Kentucky residents and thousands of businesses depend on East Kentucky Power Cooperative for reliable, affordable energy every day.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchJakarta Selatan, IndonesiaHQ recorded Sep 20, 2026201-500501 contacts →

Exact match

“PT Geo Dipa Energi (Persero) is a State-Owned Company specializing in Geothermal Energy”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchNoisy-le-grand, FranceHQ recorded Sep 20, 2026501-1,000452 contacts →

Exact match

“Pour une énergie propre et mieux utilisée Notre mission : fournir des solutions énergétiques performantes et économiques, tout en minimisant l'impact environnemental.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchUmeå, SwedenHQ recorded Sep 20, 2026201-500321 contacts →

Exact match

“Vi är ett energi- och kommunikationsbolag som ägs av Umeå kommun och alla som bor här.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchFort Collins, CO, United StatesHQ recorded Sep 20, 2026201-500299 contacts →

Exact match

“Platte River Power Authority is a not-for-profit, community-owned public power utility that generates and delivers safe, reliable, environmentally responsible and financially…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchReykjavík, IcelandHQ recorded Sep 20, 2026201-500298 contacts →

Exact match

“Landsvirkjun is owned by the Icelandic state and processes 75% of all electricity used in Iceland.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchLiestal, SwitzerlandHQ recorded Sep 20, 2026201-500282 contacts →

Exact match

“For decades, we at EBL have been specifically promoting the generation of energy through new renewable energy and actively advocating a more economical use of energy, which is…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchJakarta Selatan, IndonesiaHQ recorded Sep 20, 2026201-500271 contacts →

Exact match

“Supreme Energy Group of Companies (SEML/SERD/SERB), a growing Multinational Energy Companies with its core business on renewable energy Geothermal Power Plant.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchFuveau, FranceHQ recorded Sep 20, 2026201-500264 contacts →

Exact match

“Fondé en 2008, au cœur de la région PACA, Tenergie est un producteur indépendant d’énergies renouvelables : nos 500 centrales solaires et éoliennes ont produit plus de 250 GWh en…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchGonzales, TX, MexicoHQ recorded Sep 20, 2026201-500222 contacts →

Exact match

“GVEC is one of the largest and most respected electric cooperatives in Texas, serving over consumers across South Central Texas, including Cuero, Gonzales, La Vernia, Schertz…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchDes Moines, IA, United StatesHQ recorded Sep 20, 2026501-1,000218 contacts →

Exact match

“BHE Renewables delivers sustainable energy solutions for customers and communities by producing renewable energy for both the wholesale market and for customers under long-term…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchHouston, CA, United StatesHQ recorded Sep 20, 202651-200213 contacts →

Exact match

“Fervo Energy provides 24/7 carbon-free energy through the development of next-generation geothermal power.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchIbirubá, BrazilHQ recorded Sep 20, 2026201-500188 contacts →

Exact match

“A Coprel tem sua trajetória guiada pelos princípios do cooperativismo.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchReykjavík, IcelandHQ recorded Sep 20, 2026501-1,000186 contacts →

Exact match

“Orkuveitan (Reykjavík Energy) provides electricity, geothermal water, cold water, carbon storage and a state-of-the-art fibre optic network through four subsidiaries: Veitur, ON…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchParis, FranceHQ recorded Sep 20, 202651-200162 contacts →

Exact match

“Depuis 2004, JP Energie Environnement développe, finance, construit et exploite des unités de production d’électricité d’origine renouvelables dans tous les domaines d’activités …”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchMakati, PhilippinesHQ recorded Sep 20, 2026201-500153 contacts →

Exact match

“The Philippine Geothermal Production Company, Inc.(PGPC) is a 100% Filipino corporation operating the Tiwi and Mak-Ban geothermal steam fields and is committed to operating in a…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchEl Ejido, SpainHQ recorded Sep 20, 20261,001-5,000153 contacts →

Exact match

“MURGIVERDE S.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202651-200152 contacts →

Exact match

“We believe the future of energy is green and it is our mission to make green energy affordable for everyone.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 2,169 geothermal cooperatives worldwide

See the full list, filter by size, metro and specialty, and access 13,161 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal cooperatives worldwide at a glance

As of Sep 20, 2026
31.7%Verified-email coverage
19.1Average contacts per company
1-10Median size (employees)
1.3%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
1,248
11-50
607
51-200
219
201-500
46
501-1,000
25
1,001-5,000
13
5,001-10,000
2
10001+
1

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 geothermal cooperatives are linked below.
What qualifies
Company records worldwide whose business descriptions match “geothermal cooperatives” 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 13,161 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 20, 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.

Geothermal cooperatives by location

14 lists · largest first

Every Geothermal cooperatives list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “geothermal cooperatives”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal cooperatives are there worldwide?

RevenueBase identified 2,169 company matches for geothermal cooperatives 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?

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

Which country has the most geothermal cooperatives?

The United States leads with 323 companies, followed by the Netherlands (221) and Germany (188). Every geothermal cooperatives list by country and city is linked on this page.

Which city has the most geothermal cooperatives?

London leads with 29 company records, followed by Reykjavik (14) and Calgary (13).

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 13,161 professional contacts with verified work emails tracked across these 2,169 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 20, 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.