Company lists · Data refreshed September 2026

Top 25 Energy private equity firms worldwide

RevenueBase identified 4,778 company matches for energy private equity firms worldwide as of September 2026 and tracks 213,141 professional contacts across them, including 70,147 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for energy private equity 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 28, 2026. Country and city lists for energy private equity 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 28, 2026 How this list was built
4,778Companies
213,141Contacts tracked
70,147Verified emails
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The 25 largest energy private equity firms worldwide

Ranked by team size
Top 25 of 4,778 company matches for energy private equity firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchLondon, United KingdomHQ recorded Sep 28, 202610001+12,645 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 · Sep 28, 2026 · View company records in RevenueBase
2Exact matchEssen, GermanyHQ recorded Sep 28, 202610001+11,181 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchFredericia, United StatesHQ recorded Sep 28, 20265,001-10,0007,538 contacts →

Exact match

“Ørsted is the global leader in offshore wind power and is one of the largest renewable energy companies in the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchJuno Beach, FL, United StatesHQ recorded Sep 28, 202610001+6,221 contacts →

Exact match

“NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchRoma, ItalyHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
6Exact matchGhubra, OmanHQ recorded Sep 28, 20265,001-10,0004,281 contacts →

Exact match

“At OQ, we bring together the strength of a global energy investment group rooted in Oman.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchGlasgow, United KingdomHQ recorded Sep 28, 20265,001-10,0004,127 contacts →

Exact match

“Transforming the UK’s energy system, from power to plug.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0003,915 contacts →

Exact match

“We are a leading global investment firm that invests as long-term owners on behalf of institutions and individuals worldwide.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchKings Langley, United KingdomHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
10Exact matchSingaporeHQ recorded Sep 28, 20261,001-5,0003,452 contacts →

Exact match

“Sembcorp Industries (Sembcorp) is a leading energy and urban solutions provider, led by its purpose to drive energy transition.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchUnited StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0002,940 contacts →

Exact match

“Nuveen is a global investment leader, managing public and private assets for clients around the world and on behalf of TIAA, our parent company and one of the world’s largest…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchHyderabad, IndiaHQ recorded Sep 28, 20261,001-5,0002,578 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 · Sep 28, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
15Exact matchRiyadh, Saudi ArabiaHQ recorded Sep 28, 202610001+1,740 contacts →

Exact match

“Algihaz Holding is a Saudi Arabian investment group that has emerged as a leading organization since 1975.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchRotterdam, NetherlandsHQ recorded Sep 28, 20261,001-5,0001,653 contacts →

Exact match

“We are a leader in the energy sector with a presence across the spectrum; from oil through to power, renewables and carbon credits.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMedellín, ColombiaHQ recorded Sep 28, 20261,001-5,0001,547 contacts →

Exact match

“Somos la empresa de energía del Grupo Argos que gestiona infraestructura y activos que permiten a nuestros clientes ser más eficientes y competitivos en su consumo de energía.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchSão Paulo, BrazilHQ recorded Sep 28, 2026n/a1,471 contacts →

Exact match

“Temos vocação para transformar oportunidades em negócios que geram valor.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchParis, FranceHQ recorded Sep 28, 20261,001-5,0001,436 contacts →

Exact match

“Voltalia is an international player in renewable energies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchLagos, NigeriaHQ recorded Sep 28, 20265,001-10,0001,409 contacts →

Exact match

“Sahara Group is a leading international energy and infrastructure conglomerate with operations in over 42 countries across Africa, Asia, Europe and the Middle East.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchToronto, ON, CanadaHQ recorded Sep 28, 20261,001-5,0001,163 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 · Sep 28, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
23Exact matchOslo, NorwayHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
24Exact matchSao Paulo, BrazilHQ recorded Sep 28, 20261,001-5,0001,095 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 · Sep 28, 2026 · View company records in RevenueBase
25Exact matchLangfang, ChinaHQ recorded Sep 28, 202610001+1,027 contacts →

Exact match

“With a mission of 'creating a modern energy system and improving the quality of people's life', ENN Group has developed a clean energy value chain across distribution in the…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 4,778 energy private equity firms worldwide

See the full list, filter by size, metro and specialty, and access 70,147 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy private equity firms worldwide at a glance

As of Sep 28, 2026
32.9%Verified-email coverage
44.6Average contacts per company
11-50Median size (employees)
5.0%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
2,099
11-50
1,625
51-200
600
201-500
187
501-1,000
123
1,001-5,000
90
5,001-10,000
16
10001+
23

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 energy private equity firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “energy private equity 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 70,147 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 28, 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.

Energy private equity firms by location

37 lists · largest first

Every Energy private equity 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 “energy private equity firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy private equity firms are there worldwide?

RevenueBase identified 4,778 company matches for energy private equity 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?

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

Which country has the most energy private equity firms?

The United States leads with 1,107 companies, followed by the United Kingdom (359) and Germany (222). Every energy private equity firms list by country and city is linked on this page.

Which city has the most energy private equity firms?

London leads with 241 company records, followed by New York (148) and Houston (131).

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 70,147 professional contacts with verified work emails tracked across these 4,778 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 28, 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.