Company lists · Data refreshed November 2026

Top 25 Electricity generation companies worldwide

RevenueBase identified 1,834 company matches for electricity generation companies worldwide as of November 2026 and tracks 438,856 professional contacts across them, including 103,069 with verified work emails. India is the largest market and Istanbul the largest hub.

This list covers company matches for electricity generation companies 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 electricity generation companies 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
1,834Companies
438,856Contacts tracked
103,069Verified emails
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The 25 largest electricity generation companies worldwide

Ranked by team size
Top 25 of 1,834 company matches for electricity generation companies 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202610001+20,794 contacts →

Exact match

“NTPC Limited is India’s largest power generation utility with roots planted way back in 1975 to accelerate power development in India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRome, ItalyHQ recorded Nov 6, 202610001+16,168 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 202610001+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
4Exact matchNew Orleans, LA, United StatesHQ recorded Nov 6, 202610001+11,645 contacts →

Exact match

“At Entergy (NYSE: ETR), we power life.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKarachi, PakistanHQ recorded Nov 6, 202610001+11,046 contacts →

Exact match

“KE (formerly Karachi Electric Supply Company) is the only vertically integrated power utility in Pakistan that generates, transmits and distributes electricity to industrial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202610001+10,049 contacts →

Exact match

“The Saudi Electricity Company was established on the 5th of April in the year incorporated in accordance with Council of Ministers Mandate No.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBaltimore, MD, United StatesHQ recorded Nov 6, 202610001+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
8Exact matchMumbai, IndiaHQ recorded Nov 6, 202610001+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
9Exact matchKuala Lumpur, MalaysiaHQ recorded Nov 6, 202610001+8,598 contacts →

Exact match

“Tenaga Nasional Berhad is a leading Malaysian utility company in Asia with an international presence in the United Kingdom (UK), Ireland, Australia, Turkiye, Saudi Arabia, Kuwait…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBrasília, BrazilHQ recorded Nov 6, 202610001+8,209 contacts →

Exact match

“O futuro já chegou.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCampinas, BrazilHQ recorded Nov 6, 202610001+7,423 contacts →

Exact match

“Estamos há 113 anos construindo a história do setor elétrico brasileiro, atuando nos segmentos de distribuição, geração, transmissão, comercialização e serviços.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchJuno Beach, FL, United StatesHQ recorded Nov 6, 202610001+6,545 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGurgaon, IndiaHQ recorded Nov 6, 20265,001-10,0006,251 contacts →

Exact match

“Power Grid Corporation of India Limited (POWERGRID), is a 'Maharatna' Company operating under Ministry of Power, is engaged in power transmission business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 20265,001-10,0006,066 contacts →

Exact match

“A Light está presente em 31 municípios do estado do Rio de Janeiro, abrangendo uma região com mais de 10 milhões de pessoas e somando 4 milhões de clientes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchIndiaHQ recorded Nov 6, 20265,001-10,0005,955 contacts →

Exact match

“Torrent Power is one of the leading brands in the Indian power sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSouth Jakarta, IndonesiaHQ recorded Nov 6, 20261,001-5,0005,884 contacts →

Exact match

“PT PLN Indonesia Power, known as PLN-IP, is a sub-holding company of PT PLN (Persero) holding which is conducting electric power generation and other supporting businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202610001+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
18Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 20265,001-10,0004,349 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOslo, NorwayHQ recorded Nov 6, 20265,001-10,0004,251 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
20Exact matchPrague, Czech RepublicHQ recorded Nov 6, 202610001+4,018 contacts →

Exact match

“Skupina ČEZ je silný energetický koncern působící v řadě zemí střední a jihovýchodní Evropy a Turecku, který je centrálně řízen z České republiky.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMontevideo, UruguayHQ recorded Nov 6, 20265,001-10,0003,758 contacts →

Exact match

“La Administración Nacional de Usinas y Trasmisiones Eléctricas (UTE) es una empresa pública del Sector Energía que, a través del desarrollo de las actividades de generación…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,0003,410 contacts →

Exact match

“JSW Energy Limited is amongst India’s leading private sector power producing companies that believes in the efficient utilisation of all available resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHaifa, IsraelHQ recorded Nov 6, 202610001+3,351 contacts →

Exact match

“The Israel Electric Corporation (IEC) is a public, government company, 99.85% of its shares are government-owned and traded on the Tel-Aviv and Singapore stock exchange.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 202610001+3,197 contacts →

Exact match

“Somos líderes em geração e transmissão de energia elétrica no país e contribuímos para que a matriz energética brasileira seja uma das mais limpas e renováveis do mundo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMakati City, PhilippinesHQ recorded Nov 6, 20265,001-10,0002,779 contacts →

Exact match

“This page serves as the shared platform for AboitizPower and its various energy businesses, featuring career opportunities, updates, and stories across our organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,834 electricity generation companies worldwide

See the full list, filter by size, metro and specialty, and access 103,069 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electricity generation companies worldwide at a glance

As of Nov 6, 2026
23.5%Verified-email coverage
239.3Average contacts per company
51-200Median size (employees)
1.7%Largest-city concentration · Istanbul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
383
11-50
478
51-200
357
201-500
178
501-1,000
119
1,001-5,000
155
5,001-10,000
65
10001+
84

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 electricity generation companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “electricity generation companies” 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 103,069 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.

Electricity generation companies by location

15 lists · largest first

Every Electricity generation companies 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 “electricity generation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electricity generation companies are there worldwide?

RevenueBase identified 1,834 company matches for electricity generation companies 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?

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

Which country has the most electricity generation companies?

India leads with 145 companies, followed by the United States (137) and Brazil (132). Every electricity generation companies list by country and city is linked on this page.

Which city has the most electricity generation companies?

Istanbul leads with 31 company records, followed by Sao Paulo (21) and Tehran (21).

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 103,069 professional contacts with verified work emails tracked across these 1,834 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.