Company lists · Data refreshed September 2026

Top 22 Fossil fuel power generation based in the United States

RevenueBase identified 44 company matches for fossil fuel power generation associated with the United States as of September 2026 and tracks 36,315 professional contacts across them, including 9,555 with verified work emails. Houston is the largest hub.

This list covers company matches for fossil fuel power generation associated with the United States, 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 20, 2026.

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 20, 2026 How this list was built
44Companies
36,315Contacts tracked
9,555Verified emails
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The 22 largest fossil fuel power generation based in the United States

Ranked by team size
Top 22 of 44 company matches for fossil fuel power generation based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 Orleans, LA, United StatesHQ recorded Sep 20, 202610001+11,015 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchAtlanta, GA, United StatesHQ recorded Sep 20, 202610001+5,036 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 · Sep 20, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Sep 20, 202610001+3,700 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 · Sep 20, 2026 · View company records in RevenueBase
4Exact matchJuno Beach, FL, United StatesHQ recorded Sep 20, 202610001+3,478 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchIrving, TX, United StatesHQ recorded Sep 20, 20265,001-10,0002,466 contacts →

Exact match

“Vistra (NYSE: VST) is a leading Fortune 500 integrated retail electricity and power generation company, based in Irving, Texas, that provides essential resources to customers…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Sep 20, 20261,001-5,0002,112 contacts →

Exact match

“A business unit of Constellation (NASDAQ: CEG), Calpine Corporation is America’s largest generator of electricity from natural gas and geothermal resources with operations in…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchDallas, TX, United StatesHQ recorded Sep 20, 20261,001-5,0001,906 contacts →

Exact match

“Luminant, a subsidiary of Vistra Energy, is a competitive power generation business, including mining, wholesale marketing and trading, and development operations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchDoral, FL, United StatesHQ recorded Sep 20, 20261,001-5,000567 contacts →

Exact match

“SoEnergy is a global provider of "energy as a service", ensuring customized solutions for a diverse array of organizations and industries worldwide, such as mining, oil & gas…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchDanvers, MA, United StatesHQ recorded Sep 20, 2026501-1,000476 contacts →

Exact match

“Finding a single capable partner to support both large- and small-scale power generation needs can be challenging.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 20, 20261,001-5,000448 contacts →

Exact match

“GenOn Energy, Inc.(NYSE: GEN) is one of the largest competitive generators of wholesale electricity in the United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchAliso Viejo, CA, United StatesHQ recorded Sep 20, 2026501-1,000319 contacts →

Exact match

“IHI Power Services Corp.(IPSC) provides operations, maintenance, and management services to the US power generation industry.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchSchofield, WI, United StatesHQ recorded Sep 20, 2026201-500146 contacts →

Exact match

“L&S offers legendary service to customers who produce power or use it to drive their business.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchSan Juan, United StatesHQ recorded Sep 20, 202651-20092 contacts →

Exact match

“Somos una compañía formada por profesionales altamente calificados, fundada en el año 2010 con más de 10 años de experiencia en el mercado, dedicados a la Fabricación, Diseño…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchMarquette, MI, United StatesHQ recorded Sep 20, 202651-20090 contacts →

Exact match

“Upper Peninsula Power Company (UPPCO) is a regulated electric utility delivering safe, reliable energy to approximately customers in 10 counties across Michigan's Upper Peninsula.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchNewark, NJ, United StatesHQ recorded Sep 20, 20261,001-5,00044 contacts →

Exact match

“PSEG Power LLC is an utilities company based out of 80 PARK PLAZA, T-25, Newark, New Jersey, United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchAmes, IA, United StatesHQ recorded Sep 20, 202651-20029 contacts →

Exact match

“The City of Ames Electric Services owns and operates two coal fired steam turbines and two fuel oil fired gas turbines as well as the electricity distrobution system to deliver…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchAnchorage, United StatesHQ recorded Sep 20, 202611-5028 contacts →

Exact match

“TDX Power is a leading energy-generation and energy-services provider.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchTerre Haute, IN, United StatesHQ recorded Sep 20, 2026501-1,00025 contacts →

Exact match

“Founded in 1951, Hallador has a long history of strategic growth through a pragmatic, shareholder-driven approach that inspires trust, builds lasting relationships, generates…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchPhoenix, AZ, United StatesHQ recorded Sep 20, 20261-1011 contacts →

Exact match

“PARAGON POWER, LLC is a company based out of 5002 SOUTH 36TH STREET, PHOENIX, Arizona, United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchJackson, AL, United StatesHQ recorded Sep 20, 20261-105 contacts →

Exact match

“Black Belt Energy is an utilities company based out of 2003 College Ave, Jackson, AL, United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchBirmingham, MI, United StatesHQ recorded Sep 20, 202651-2003 contacts →

Exact match

“A Charge Enterprises Company”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchSchenectady, NY, United StatesHQ recorded Sep 20, 20261-101 contacts →

Exact match

“GE Power is a world leader in power generation technologies for utilities, independent power producers, and industrial applications.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 22 of 44 fossil fuel power generation based in the United States

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Fossil fuel power generation based in the United States at a glance

As of Sep 20, 2026
26.3%Verified-email coverage
825.3Average contacts per company
51-200Median size (employees)
13.6%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
8
51-200
7
201-500
1
501-1,000
3
1,001-5,000
7
5,001-10,000
1
10001+
5

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 44 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “fossil fuel power generation” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 9,555 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 20, 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.

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 “fossil fuel power generation”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many fossil fuel power generation are there based in the United States?

RevenueBase identified 44 company matches for fossil fuel power generation associated with the United States 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?

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

Which city has the most fossil fuel power generation?

Houston leads with 6 company records, followed by New York (3) and Anchorage (2).

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 9,555 professional contacts with verified work emails tracked across these 44 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 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 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.