Company lists · Data refreshed October 2026

Top 25 Geothermal energy investment funds worldwide

RevenueBase identified 1,587 company matches for geothermal energy investment funds worldwide as of October 2026 and tracks 35,668 professional contacts across them, including 9,596 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for geothermal energy investment funds 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 13, 2026. Country and city lists for geothermal energy investment funds 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 13, 2026 How this list was built
1,587Companies
35,668Contacts tracked
9,596Verified emails
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The 25 largest geothermal energy investment funds worldwide

Ranked by team size
Top 25 of 1,587 company matches for geothermal energy investment funds worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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 matchRome, ItalyHQ recorded Oct 13, 20265,001-10,0004,769 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 13, 2026 · View company records in RevenueBase
2Exact matchPasig City, PhilippinesHQ recorded Oct 13, 20261,001-5,0001,856 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 13, 2026 · View company records in RevenueBase
3Exact matchGambir, IndonesiaHQ recorded Oct 13, 2026201-5001,420 contacts →

Exact match

“Indonesia Geothermal Company”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4Exact matchReno, NV, United StatesHQ recorded Oct 13, 20261,001-5,0001,298 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Oct 13, 2026501-1,0001,082 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 13, 2026 · View company records in RevenueBase
6Exact matchSao Paulo, BrazilHQ recorded Oct 13, 2026501-1,0001,043 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 · Oct 13, 2026 · View company records in RevenueBase
7Exact matchJakarta Selatan, IndonesiaHQ recorded Oct 13, 2026201-500586 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8Exact matchMiami, FL, United StatesHQ recorded Oct 13, 2026201-500452 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9Exact matchSingaporeHQ recorded Oct 13, 2026501-1,000326 contacts →

Exact match

“Keppel is a global asset manager and operator with strong expertise in sustainability-related solutions spanning the areas of infrastructure, real estate and connectivity.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10Exact matchValhalla, NY, United StatesHQ recorded Oct 13, 2026201-500307 contacts →

Exact match

“Who We Are Con Edison Development develops, owns and operates renewable and energy infrastructure projects.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11Exact matchJakarta Selatan, IndonesiaHQ recorded Oct 13, 2026201-500301 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 · Oct 13, 2026 · View company records in RevenueBase
12Exact matchFornebu, NorwayHQ recorded Oct 13, 2026201-500279 contacts →

Exact match

“Mainstream Renewable Power is a pure-play renewable energy company, with wind and solar assets across global markets, including Latin America, Africa, and Asia-Pacific.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13Exact matchHouston, CA, United StatesHQ recorded Oct 13, 202651-200270 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 · Oct 13, 2026 · View company records in RevenueBase
14Exact matchAnnapolis, MD, United StatesHQ recorded Oct 13, 202651-200226 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15Exact matchKağıthane, TürkiyeHQ recorded Oct 13, 202651-200188 contacts →

Exact match

“Founded in with sustainability at its core, Polat Enerji is one of Türkiye’s leading energy companies.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16Exact matchUnited StatesHQ recorded Oct 13, 2026201-500188 contacts →

Exact match

“Enerjide kendi kendine yeten bir dünya için temiz enerji üretiyoruz, sürdürülebilirlik ilkeleri ve kalkınma amaçları doğrultusunda, sürekli gelişim odaklı çalışarak, etki…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 13, 2026201-500167 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 · Oct 13, 2026 · View company records in RevenueBase
18Exact matchParis, FranceHQ recorded Oct 13, 202651-200165 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 · Oct 13, 2026 · View company records in RevenueBase
19Exact matchMadrid, SpainHQ recorded Oct 13, 202651-200163 contacts →

Exact match

“Matrix Renewables is a global renewable energy platform created and backed by global alternative asset manager TPG and its $32 billion impact-investing platform.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20Exact matchUnited StatesHQ recorded Oct 13, 2026201-500152 contacts →

Exact match

“Aboitiz Power Corporation (AboitizPower, AP) is a leader in the Philippine Electric Power Industry with a portfolio of assets located across the country.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21Exact matchKirkland, United StatesHQ recorded Oct 13, 202651-200148 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22Exact matchShanghai, ChinaHQ recorded Oct 13, 20261,001-5,000145 contacts →

Exact match

“Jinko Power Technology Co, Ltd.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23Exact matchSummit, NJ, United StatesHQ recorded Oct 13, 202651-200136 contacts →

Exact match

“ECP (Energy Capital Partners) is an investor in critical infrastructure focused on electrification, decarbonization, reliability and sustainability.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 13, 202651-200130 contacts →

Exact match

“Schroders Greencoat is a specialist investment manager dedicated to renewable infrastructure, with over £8.5 billion under management.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25Exact matchMount Kisco, NY, United StatesHQ recorded Oct 13, 202651-200130 contacts →

Exact match

“Dandelion Energy is the nation’s leading residential geothermal provider, on a mission to make the world’s most efficient heating and cooling technology accessible to everyone.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase

Showing 25 of 1,587 geothermal energy investment funds worldwide

See the full list, filter by size, metro and specialty, and access 9,596 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal energy investment funds worldwide at a glance

As of Oct 13, 2026
26.9%Verified-email coverage
22.5Average contacts per company
1-10Median size (employees)
5.4%Largest-city concentration · London
Oct 13, 2026Page data refreshed

Companies by employee count

1-10
799
11-50
541
51-200
156
201-500
40
501-1,000
28
1,001-5,000
14
5,001-10,000
3
10001+
2

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 energy investment funds are linked below.
What qualifies
Company records worldwide whose business descriptions match “geothermal energy investment funds” 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 9,596 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 13, 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 energy investment funds by location

14 lists · largest first

Every Geothermal energy investment funds 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 “geothermal energy investment funds”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal energy investment funds are there worldwide?

RevenueBase identified 1,587 company matches for geothermal energy investment funds 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?

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 energy investment funds?

The United States leads with 282 companies, followed by the United Kingdom (121) and Germany (88). Every geothermal energy investment funds list by country and city is linked on this page.

Which city has the most geothermal energy investment funds?

London leads with 86 company records, followed by Singapore (30) and New York (28).

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 9,596 professional contacts with verified work emails tracked across these 1,587 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 13, 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.