Company lists · Data refreshed October 2026

Top 25 Energy infrastructure investors worldwide

RevenueBase identified 3,404 company matches for energy infrastructure investors worldwide as of October 2026 and tracks 294,505 professional contacts across them, including 97,363 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for energy infrastructure 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 12, 2026. Country and city lists for energy infrastructure 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 12, 2026 How this list was built
3,404Companies
294,505Contacts tracked
97,363Verified emails
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The 25 largest energy infrastructure investors worldwide

Ranked by team size
Top 25 of 3,404 company matches for energy infrastructure investors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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 matchEssen, GermanyHQ recorded Oct 12, 202610001+22,031 contacts →

Exact match

“We are one of Europe's largest energy companies with the business areas of energy networks, energy infrastructure solutions and energy sales.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Oct 12, 202610001+16,264 contacts →

Exact match

“What if your next career adventure started with ENGIE?”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3Exact matchRome, ItalyHQ recorded Oct 12, 202610001+15,904 contacts →

Exact match

“We are a multinational company reshaping the future of energy and one of the world’s leading integrated electricity operators.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4Exact matchEssen, GermanyHQ recorded Oct 12, 202610001+11,410 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5Exact matchMumbai, IndiaHQ recorded Oct 12, 202610001+9,453 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 · Oct 12, 2026 · View company records in RevenueBase
6Exact matchJuno Beach, FL, United StatesHQ recorded Oct 12, 202610001+6,409 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 · Oct 12, 2026 · View company records in RevenueBase
7Exact matchMerrillville, IN, United StatesHQ recorded Oct 12, 20265,001-10,0004,507 contacts →

Exact match

“NiSource (NYSE: NI) helps energize the lives of its nearly 4 million natural gas and electric customers across six states.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8Exact matchGlasgow, United KingdomHQ recorded Oct 12, 20265,001-10,0004,449 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9Exact matchCoventry, United KingdomHQ recorded Oct 12, 202610001+4,427 contacts →

Exact match

“It's on us to make new energy work.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10Exact matchGhubra, OmanHQ recorded Oct 12, 20265,001-10,0004,380 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 · Oct 12, 2026 · View company records in RevenueBase
11Exact matchShelton, CT, United StatesHQ recorded Oct 12, 202610001+4,366 contacts →

Exact match

“Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Oct 12, 20261,001-5,0004,303 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 · Oct 12, 2026 · View company records in RevenueBase
13Exact matchDüsseldorf, GermanyHQ recorded Oct 12, 20265,001-10,0004,200 contacts →

Exact match

“From gas fields and power stations to international energy markets, Uniper helps keep energy reliable.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14Exact matchAtlanta, GA, United StatesHQ recorded Oct 12, 202610001+3,666 contacts →

Exact match

“GE Vernova is a planned, purpose-built global energy company that includes Power, Wind, and Electrification businesses and is supported by its accelerator businesses of Advanced…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15Exact matchSingaporeHQ recorded Oct 12, 20261,001-5,0003,583 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 · Oct 12, 2026 · View company records in RevenueBase
16Exact matchCalgary, CanadaHQ recorded Oct 12, 20261,001-5,0003,304 contacts →

Exact match

“Enerflex is a premier integrated global provider of energy infrastructure and energy transition solutions, deploying natural gas, low-carbon, and treated water solutions – from…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Oct 12, 20261,001-5,0003,018 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 · Oct 12, 2026 · View company records in RevenueBase
18Exact matchSydney, AustraliaHQ recorded Oct 12, 20261,001-5,0002,668 contacts →

Exact match

“At APA, we’re taking on one of Australia’s greatest challenges: the energy transition.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Oct 12, 20261,001-5,0002,637 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 12, 2026 · View company records in RevenueBase
20Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Oct 12, 20261,001-5,0002,625 contacts →

Exact match

“Established in 2005, TAQA is a diversified utilities and energy group headquartered in Abu Dhabi, the capital of the United Arab Emirates, and listed on the Abu Dhabi Securities…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Oct 12, 20261,001-5,0002,472 contacts →

Exact match

“Invenergy is North America’s largest privately held developer, owner, and operator of innovative, reliable power infrastructure.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22Exact matchSao Paulo, BrazilHQ recorded Oct 12, 20261,001-5,0002,090 contacts →

Exact match

“Com mais de 20 anos de atuação no Brasil, a EDP é uma das maiores empresas privadas do setor elétrico a operar em toda a cadeia de valor.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23Exact matchAthens, GreeceHQ recorded Oct 12, 202610001+1,988 contacts →

Exact match

“PPC is the leading Powertech Group in Southeastern Europe.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24Exact matchRiyadh, Saudi ArabiaHQ recorded Oct 12, 202610001+1,833 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 · Oct 12, 2026 · View company records in RevenueBase
25Exact matchAustin, TX, United StatesHQ recorded Oct 12, 20261,001-5,0001,760 contacts →

Exact match

“Enverus is a single source platform for management, development and acquisition, within the entire energy value chain.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

Showing 25 of 3,404 energy infrastructure investors worldwide

See the full list, filter by size, metro and specialty, and access 97,363 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy infrastructure investors worldwide at a glance

As of Oct 12, 2026
33.1%Verified-email coverage
86.5Average contacts per company
11-50Median size (employees)
5.8%Largest-city concentration · London
Oct 12, 2026Page data refreshed

Companies by employee count

1-10
1,360
11-50
1,122
51-200
480
201-500
180
501-1,000
89
1,001-5,000
122
5,001-10,000
15
10001+
27

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 infrastructure investors are linked below.
What qualifies
Company records worldwide whose business descriptions match “energy infrastructure 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 97,363 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 12, 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 infrastructure investors by location

29 lists · largest first

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

How many energy infrastructure investors are there worldwide?

RevenueBase identified 3,404 company matches for energy infrastructure 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?

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

Which country has the most energy infrastructure investors?

The United States leads with 879 companies, followed by the United Kingdom (271) and Germany (151). Every energy infrastructure investors list by country and city is linked on this page.

Which city has the most energy infrastructure investors?

London leads with 196 company records, followed by New York (122) and Houston (117).

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 97,363 professional contacts with verified work emails tracked across these 3,404 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 12, 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.