Company lists · Data refreshed September 2026

Top 25 Private electricity suppliers history worldwide

RevenueBase identified 1,198 private electricity suppliers history worldwide as of September 2026 and tracks 320,945 professional contacts across them, including 95,180 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers private electricity suppliers history worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for private electricity suppliers history follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
1,198Companies
320,945Contacts tracked
95,180Verified emails
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The 25 largest private electricity suppliers history worldwide

Ranked by team size
Top 25 of 1,198 private electricity suppliers history worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to private electricity suppliers history: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202610001+24,403 contacts →

Indirect evidence

“We power the lives of millions of people across Britain, New York and Massachusetts, moving energy from where it’s made to the communities that need it, every single day.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidencePuteaux, FranceHQ checked Sep 20, 202610001+20,465 contacts →

Indirect evidence

“Enedis est le gestionnaire du réseau public de distribution d’électricité sur 95 % du territoire français continental.”

Source: RevenueBase Database · checked Sep 20, 2026
3Partial evidenceRiyadh, Saudi ArabiaHQ checked Sep 20, 202610001+15,138 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceNew Orleans, LA, United StatesHQ checked Sep 20, 202610001+11,015 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
5Partial evidenceKarachi, PakistanHQ checked Sep 20, 202610001+10,497 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceMumbai, IndiaHQ checked Sep 20, 202610001+9,414 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceCataguases, BrazilHQ checked Sep 20, 202610001+9,212 contacts →

Indirect evidence

“O Grupo Energisa tem na distribuição de energia elétrica a principal base de seu negócio.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceChicago, IL, United StatesHQ checked Sep 20, 202610001+7,790 contacts →

Indirect evidence

“Exelon Corporation (Nasdaq: EXC) is one of the nation’s largest utility companies, serving more than 10 million customers through six fully regulated utilities.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceNewark, NJ, United StatesHQ checked Sep 20, 202610001+7,446 contacts →

Indirect evidence

“Public service” is not just in our name.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceAkron, OH, United StatesHQ checked Sep 20, 202610001+6,434 contacts →

Indirect evidence

“We are a forward-thinking electric utility centered on integrity, powered by a diverse team of employees committed to making customers’ lives brighter, the environment better and…”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceIndiaHQ checked Sep 20, 20265,001-10,0005,560 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceToronto, ON, CanadaHQ checked Sep 20, 20265,001-10,0005,130 contacts →

Indirect evidence

“Connecting power and possibility.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 20, 202610001+5,036 contacts →

Indirect evidence

“High reliability, low prices and high customer satisfaction are cornerstones of our customer commitment, but it doesn't end there.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceRotterdam, NetherlandsHQ checked Sep 20, 20261,001-5,0004,551 contacts →

Indirect evidence

“Samen werk maken van een leefwereld vol nieuwe energie: dat is wat wij doen.”

Source: RevenueBase Database · checked Sep 20, 2026
15Partial evidenceNairobi, KenyaHQ checked Sep 20, 202610001+4,280 contacts →

Partial evidence

“Kenya Power transmits, distributes, and retails electricity to over ten million customers throughout Kenya.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceDublin 2, IrelandHQ checked Sep 20, 20265,001-10,0004,212 contacts →

Indirect evidence

“At ESB, we believe in a Brighter Future.”

Source: RevenueBase Database · checked Sep 20, 2026
17Partial evidenceIndiaHQ checked Sep 20, 202610001+3,617 contacts →

Partial evidence

“Maharashtra State Electricity Distribution Company Limited (MSEDCL) came into existence on June 6, 2005 after unbundling the erstwhile Maharashtra State Electricity Board into…”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceMontevideo, UruguayHQ checked Sep 20, 20265,001-10,0003,603 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidencePasig City, PhilippinesHQ checked Sep 20, 20265,001-10,0003,602 contacts →

Indirect evidence

“MERALCO is more than a power distribution company.”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceJuno Beach, FL, United StatesHQ checked Sep 20, 202610001+3,478 contacts →

Partial evidence

“NextEra Energy, Inc.(NYSE: NEE) is one of the largest electric power and energy infrastructure companies in North America and is a leading provider of electricity to American…”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceIstanbul, TürkiyeHQ checked Sep 20, 20265,001-10,0003,230 contacts →

Indirect evidence

“Enerjisa Enerji A.Ş.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceHaifa, IsraelHQ checked Sep 20, 202610001+3,195 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 20, 2026
23Partial evidenceWinnipeg, MB, CanadaHQ checked Sep 20, 20261,001-5,0003,158 contacts →

Partial evidence

“As Manitoba’s major energy utility, we: • Generate and distribute electricity around the province.”

Source: RevenueBase Database · checked Sep 20, 2026
24Partial evidenceBuenos Aires, ArgentinaHQ checked Sep 20, 20261,001-5,0002,531 contacts →

Partial evidence

“Somos la mayor distribuidora de energía eléctrica de la Argentina en términos de cantidad de clientes y electricidad vendida.”

Source: RevenueBase Database · checked Sep 20, 2026
25Partial evidenceTunis, TunisiaHQ checked Sep 20, 202610001+2,475 contacts →

Partial evidence

“The Tunisian Company of Electricity and Gas (STEG) as a public and a non administrative company, has the essential role to : • Electrify the country • Develop the natural gas…”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 1,198 private electricity suppliers history worldwide

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Private electricity suppliers history worldwide at a glance

As of Sep 20, 2026
29.7%Verified-email coverage
267.9Average contacts per company
11-50Median size (employees)
0.7%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
281
11-50
328
51-200
201
201-500
80
501-1,000
81
1,001-5,000
127
5,001-10,000
37
10001+
55

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among private electricity suppliers history, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for private electricity suppliers history are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “private electricity suppliers history”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names private electricity suppliers history), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among private electricity suppliers history, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 95,180 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Private electricity suppliers history by location

7 lists · largest first

Every Private electricity suppliers history 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names private electricity suppliers history, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many private electricity suppliers history are there worldwide?

RevenueBase identified 1,198 private electricity suppliers history worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

National Grid, headquartered in London, tops this list with the largest team on record.

Which country has the most private electricity suppliers history?

The United States leads with 228 companies, followed by Germany (156) and Italy (74). Every private electricity suppliers history list by country and city is linked on this page.

Which city has the most private electricity suppliers history?

Houston leads with 8 headquartered companies, followed by Istanbul (6) and Hyderabad (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 95,180 verified decision-maker contacts tracked across these 1,198 companies.

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 Smart Search, 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.