Company lists · Data refreshed September 2026
Top 25 Electricity generation companies based in the United States
RevenueBase identified 119 company matches for electricity generation companies associated with the United States as of September 2026 and tracks 57,015 professional contacts across them, including 17,749 with verified work emails. Houston is the largest hub.
This list covers company matches for electricity generation companies 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 19, 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.
The 25 largest electricity generation companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 11,015 contacts → | ||||
Exact match “At Entergy (NYSE: ETR), we power life.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 9,458 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 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 19, 2026 · View company records in RevenueBase | |||||
| 4 | 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 19, 2026 · View company records in RevenueBase | |||||
| 5 | 2,466 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 19, 2026 · View company records in RevenueBase | |||||
| 6 | 2,112 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 19, 2026 · View company records in RevenueBase | |||||
| 7 | 1,906 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 19, 2026 · View company records in RevenueBase | |||||
| 8 | 1,393 contacts → | ||||
Exact match “Santee Cooper is South Carolina’s largest power producer, the largest Green Power generator and the ultimate source of electricity for 2 million people across the state.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 1,100 contacts → | ||||
Exact match “Talen Energy (NASDAQ: TLN) is a leading independent power producer and energy infrastructure company dedicated to powering the future.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 795 contacts → | ||||
Exact match “Clearway Energy Group’s vision is a world powered by clean energy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 705 contacts → | ||||
Exact match “At Dynegy, we deliver more than just power to residential, municipal, commercial, and industrial customers across several states.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 479 contacts → | ||||
Exact match “Mainspring is a power generator manufacturer redefining how local power is delivered to capacity constrained companies and communities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 476 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 19, 2026 · View company records in RevenueBase | |||||
| 14 | 448 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 19, 2026 · View company records in RevenueBase | |||||
| 15 | 390 contacts → | ||||
Exact match “At Rocky Mountain Power we believe in our promise of public service: an obligation to deliver safe, reliable electricity at an affordable price in an environmentally sustainable…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 381 contacts → | ||||
Exact match “GRDA utilizes a diverse portfolio of electric generation assets to keep rates low and reliability high.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 380 contacts → | ||||
Exact match “Energy Harbor is a premier carbon free power producer and fully integrated retail energy provider.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 331 contacts → | ||||
Exact match “Tenaska is a leading energy company with business operations that span the energy value chain.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 319 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 19, 2026 · View company records in RevenueBase | |||||
| 20 | 296 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 167 contacts → | ||||
Exact match “Competitive Power Ventures (CPV) has 25 years of unprecedented success in the development and operation of highly efficient and low emitting electric generation and renewable…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 153 contacts → | ||||
Exact match “Atlantic Power is an independent power producer that owns power generation assets in eleven states in the United States and two provinces in Canada.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 93 contacts → | ||||
Exact match “Alpha Generation manages and operates power generation facilities that are well positioned to provide reliable, secure, safe, and sustainable sources of power and meet the growing…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 90 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 19, 2026 · View company records in RevenueBase | |||||
| 25 | 85 contacts → | ||||
Exact match “Kindle Energy develops advanced power solutions engineered to meet the growing needs of modern communities and infrastructure systems.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “electricity generation companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 119 electricity generation companies based in the United States
See the full list, filter by size, metro and specialty, and access 17,749 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Electricity generation companies based in the United States at a glance
As of Sep 19, 2026Companies by employee count
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 119 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 “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. 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 17,749 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 19, 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 “electricity generation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many electricity generation companies are there based in the United States?
RevenueBase identified 119 company matches for electricity generation companies 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 electricity generation companies?
Houston leads with 16 company records, followed by New York (5) and Princeton (3).
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 17,749 professional contacts with verified work emails tracked across these 119 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 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 119 electricity generation companies based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Electricity generation companies by geography
- Electricity generation companies based in Brazil
- Electricity generation companies based in Canada
- Electricity generation companies based in Colombia
- Electricity generation companies based in France
- Electricity generation companies based in Germany
- Electricity generation companies based in India
- Electricity generation companies based in Italy
- Electricity generation companies based in Mexico
- Electricity generation companies based in Spain
- Electricity generation companies based in Türkiye
- Electricity generation companies based in the United Kingdom
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Electricity generation companies based in Brazil
- Electricity generation companies based in Canada
- Electricity generation companies based in Colombia
- Electricity generation companies based in France
- Electricity generation companies based in Germany
- Electricity generation companies based in India
Company intelligence · public preview
Top 25 electricity generation companies based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 119 matching company records for electricity generation companies based in the United States, with 57,015 tracked contacts and 17,749 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 electricity generation companies based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Entergyentergy.comHQ: New Orleans, LA, United StatesReported employees: 10001+ | New Orleans, LA, United States | 10001+ | Exact match | 11,015 contacts → |
“At Entergy (NYSE: ETR), we power life.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Constellationconstellationenergy.comHQ: Baltimore, MD, United StatesReported employees: 10001+ | Baltimore, MD, United States | 10001+ | Exact match | 9,458 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Nextera Energy Resourcesnexteraenergy.comHQ: Juno Beach, FL, United StatesReported employees: 10001+ | Juno Beach, FL, United States | 10001+ | Exact match | 6,221 contacts → |
“NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Georgia Power Companygeorgiapower.comHQ: Atlanta, GA, United StatesReported employees: 10001+ | Atlanta, GA, United States | 10001+ | Exact match | 5,036 contacts → |
“High reliability, low prices and high customer satisfaction are cornerstones of our customer commitment, but it doesn't end there.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Vistra Corpvistracorp.comHQ: Irving, TX, United StatesReported employees: 5,001-10,000 | Irving, TX, United States | 5,001-10,000 | Exact match | 2,466 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Calpinecalpine.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,112 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Luminantluminant.comHQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 1,906 contacts → |
“Luminant, a subsidiary of Vistra Energy, is a competitive power generation business, including mining, wholesale marketing and trading, and development operations.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Santee Coopersanteecooper.comHQ: Moncks Corner, SC, United StatesReported employees: 1,001-5,000 | Moncks Corner, SC, United States | 1,001-5,000 | Exact match | 1,393 contacts → |
“Santee Cooper is South Carolina’s largest power producer, the largest Green Power generator and the ultimate source of electricity for 2 million people across the state.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Talen Energytalenenergy.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,100 contacts → |
“Talen Energy (NASDAQ: TLN) is a leading independent power producer and energy infrastructure company dedicated to powering the future.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Clearway Energy Groupclearwayenergygroup.comHQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 795 contacts → |
“Clearway Energy Group’s vision is a world powered by clean energy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Dynegydynegy.comHQ: Irving, TX, United StatesReported employees: 5,001-10,000 | Irving, TX, United States | 5,001-10,000 | Exact match | 705 contacts → |
“At Dynegy, we deliver more than just power to residential, municipal, commercial, and industrial customers across several states.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Mainspring Energymainspringenergy.comHQ: Menlo Park, CA, United StatesReported employees: 201-500 | Menlo Park, CA, United States | 201-500 | Exact match | 479 contacts → |
“Mainspring is a power generator manufacturer redefining how local power is delivered to capacity constrained companies and communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Babcock Powerbabcockpower.comHQ: Danvers, MA, United StatesReported employees: 501-1,000 | Danvers, MA, United States | 501-1,000 | Exact match | 476 contacts → |
“Finding a single capable partner to support both large- and small-scale power generation needs can be challenging.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Genon Energygenon.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 448 contacts → |
“GenOn Energy, Inc.(NYSE: GEN) is one of the largest competitive generators of wholesale electricity in the United States.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Rocky Mountain Powerrockymountainpower.netHQ: Salt Lake City, UT, United StatesReported employees: 5,001-10,000 | Salt Lake City, UT, United States | 5,001-10,000 | Exact match | 390 contacts → |
“At Rocky Mountain Power we believe in our promise of public service: an obligation to deliver safe, reliable electricity at an affordable price in an environmentally sustainable…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Grand River DAM Authoritygrda.comHQ: Chouteau, OK, United StatesReported employees: 501-1,000 | Chouteau, OK, United States | 501-1,000 | Exact match | 381 contacts → |
“GRDA utilizes a diverse portfolio of electric generation assets to keep rates low and reliability high.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Energy Harborenergyharbor.comHQ: Akron, OH, United StatesReported employees: 1,001-5,000 | Akron, OH, United States | 1,001-5,000 | Exact match | 380 contacts → |
“Energy Harbor is a premier carbon free power producer and fully integrated retail energy provider.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Tenaskatenaska.com HQ: Omaha, NE, United StatesReported employees: 501-1,000 | Omaha, NE, United States | 501-1,000 | Exact match | 331 contacts → |
“Tenaska is a leading energy company with business operations that span the energy value chain.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | IHI Power Services Corpihipower.com HQ: Aliso Viejo, CA, United StatesReported employees: 501-1,000 | Aliso Viejo, CA, United States | 501-1,000 | Exact match | 319 contacts → |
“IHI Power Services Corp.(IPSC) provides operations, maintenance, and management services to the US power generation industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | RRI Energy, INCrrienergy.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 296 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  Competitive Power Venturescpv.comHQ: Silver Spring, MD, United StatesReported employees: 51-200 | Silver Spring, MD, United States | 51-200 | Exact match | 167 contacts → |
“Competitive Power Ventures (CPV) has 25 years of unprecedented success in the development and operation of highly efficient and low emitting electric generation and renewable…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Atlantic Power & Utilitiesatlanticpower.comHQ: Dedham, MA, United StatesReported employees: 201-500 | Dedham, MA, United States | 201-500 | Exact match | 153 contacts → |
“Atlantic Power is an independent power producer that owns power generation assets in eleven states in the United States and two provinces in Canada.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Alpha Generationalphagen.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 93 contacts → |
“Alpha Generation manages and operates power generation facilities that are well positioned to provide reliable, secure, safe, and sustainable sources of power and meet the growing…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Upper Peninsula Power Companyuppco.comHQ: Marquette, MI, United StatesReported employees: 51-200 | Marquette, MI, United States | 51-200 | Exact match | 90 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Kindle Energykindle-energy.com HQ: Princeton, NJ, United StatesReported employees: 51-200 | Princeton, NJ, United States | 51-200 | Exact match | 85 contacts → |
“Kindle Energy develops advanced power solutions engineered to meet the growing needs of modern communities and infrastructure systems.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 119 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Electricity generation companies: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
118 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 119 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for electricity generation companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many electricity generation companies did RevenueBase find based in the United States?
The saved snapshot records 119 matching company records, 57,015 tracked contacts and 17,749 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Electricity generation companies by geography
- Electricity generation companies based in Brazil
- Electricity generation companies based in Canada
- Electricity generation companies based in Colombia
- Electricity generation companies based in France
- Electricity generation companies based in Germany
- Electricity generation companies based in India
- Electricity generation companies based in Italy
- Electricity generation companies based in Mexico
- Electricity generation companies based in Spain
- Electricity generation companies based in Türkiye
- Electricity generation companies based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 electricity generation companies based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/electricity-generation-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Electricity generation companies based in Brazil
- Electricity generation companies based in Canada
- Electricity generation companies based in Colombia
- Electricity generation companies based in France
- Electricity generation companies based in Germany
- Electricity generation companies based in India
Company intelligence · public preview
Top 25 electricity generation companies based in the United States
RevenueBase records 119 matching company records for electricity generation companies based in the United States, with 57,015 tracked contacts and 17,749 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 electricity generation companies based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Entergyentergy.com HQ: New Orleans, LA, United StatesReported employees: 10001+ | New Orleans, LA, United States | 10001+ | Exact match | 11,015 contacts → |
“At Entergy (NYSE: ETR), we power life.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Constellationconstellationenergy.com HQ: Baltimore, MD, United StatesReported employees: 10001+ | Baltimore, MD, United States | 10001+ | Exact match | 9,458 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Nextera Energy Resourcesnexteraenergy.com HQ: Juno Beach, FL, United StatesReported employees: 10001+ | Juno Beach, FL, United States | 10001+ | Exact match | 6,221 contacts → |
“NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Georgia Power Companygeorgiapower.com HQ: Atlanta, GA, United StatesReported employees: 10001+ | Atlanta, GA, United States | 10001+ | Exact match | 5,036 contacts → |
“High reliability, low prices and high customer satisfaction are cornerstones of our customer commitment, but it doesn't end there.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Vistra Corpvistracorp.com HQ: Irving, TX, United StatesReported employees: 5,001-10,000 | Irving, TX, United States | 5,001-10,000 | Exact match | 2,466 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Calpinecalpine.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,112 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Luminantluminant.com HQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 1,906 contacts → |
“Luminant, a subsidiary of Vistra Energy, is a competitive power generation business, including mining, wholesale marketing and trading, and development operations.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Santee Coopersanteecooper.com HQ: Moncks Corner, SC, United StatesReported employees: 1,001-5,000 | Moncks Corner, SC, United States | 1,001-5,000 | Exact match | 1,393 contacts → |
“Santee Cooper is South Carolina’s largest power producer, the largest Green Power generator and the ultimate source of electricity for 2 million people across the state.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Talen Energytalenenergy.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,100 contacts → |
“Talen Energy (NASDAQ: TLN) is a leading independent power producer and energy infrastructure company dedicated to powering the future.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Clearway Energy Groupclearwayenergygroup.com HQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 795 contacts → |
“Clearway Energy Group’s vision is a world powered by clean energy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dynegydynegy.com HQ: Irving, TX, United StatesReported employees: 5,001-10,000 | Irving, TX, United States | 5,001-10,000 | Exact match | 705 contacts → |
“At Dynegy, we deliver more than just power to residential, municipal, commercial, and industrial customers across several states.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Mainspring Energymainspringenergy.com HQ: Menlo Park, CA, United StatesReported employees: 201-500 | Menlo Park, CA, United States | 201-500 | Exact match | 479 contacts → |
“Mainspring is a power generator manufacturer redefining how local power is delivered to capacity constrained companies and communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Babcock Powerbabcockpower.com HQ: Danvers, MA, United StatesReported employees: 501-1,000 | Danvers, MA, United States | 501-1,000 | Exact match | 476 contacts → |
“Finding a single capable partner to support both large- and small-scale power generation needs can be challenging.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Genon Energygenon.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 448 contacts → |
“GenOn Energy, Inc.(NYSE: GEN) is one of the largest competitive generators of wholesale electricity in the United States.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Rocky Mountain Powerrockymountainpower.net HQ: Salt Lake City, UT, United StatesReported employees: 5,001-10,000 | Salt Lake City, UT, United States | 5,001-10,000 | Exact match | 390 contacts → |
“At Rocky Mountain Power we believe in our promise of public service: an obligation to deliver safe, reliable electricity at an affordable price in an environmentally sustainable…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Grand River DAM Authoritygrda.com HQ: Chouteau, OK, United StatesReported employees: 501-1,000 | Chouteau, OK, United States | 501-1,000 | Exact match | 381 contacts → |
“GRDA utilizes a diverse portfolio of electric generation assets to keep rates low and reliability high.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Energy Harborenergyharbor.com HQ: Akron, OH, United StatesReported employees: 1,001-5,000 | Akron, OH, United States | 1,001-5,000 | Exact match | 380 contacts → |
“Energy Harbor is a premier carbon free power producer and fully integrated retail energy provider.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Tenaskatenaska.com HQ: Omaha, NE, United StatesReported employees: 501-1,000 | Omaha, NE, United States | 501-1,000 | Exact match | 331 contacts → |
“Tenaska is a leading energy company with business operations that span the energy value chain.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | IHI Power Services Corpihipower.com HQ: Aliso Viejo, CA, United StatesReported employees: 501-1,000 | Aliso Viejo, CA, United States | 501-1,000 | Exact match | 319 contacts → |
“IHI Power Services Corp.(IPSC) provides operations, maintenance, and management services to the US power generation industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | RRI Energy, INCrrienergy.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 296 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Competitive Power Venturescpv.com HQ: Silver Spring, MD, United StatesReported employees: 51-200 | Silver Spring, MD, United States | 51-200 | Exact match | 167 contacts → |
“Competitive Power Ventures (CPV) has 25 years of unprecedented success in the development and operation of highly efficient and low emitting electric generation and renewable…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Atlantic Power & Utilitiesatlanticpower.com HQ: Dedham, MA, United StatesReported employees: 201-500 | Dedham, MA, United States | 201-500 | Exact match | 153 contacts → |
“Atlantic Power is an independent power producer that owns power generation assets in eleven states in the United States and two provinces in Canada.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Alpha Generationalphagen.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 93 contacts → |
“Alpha Generation manages and operates power generation facilities that are well positioned to provide reliable, secure, safe, and sustainable sources of power and meet the growing…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Upper Peninsula Power Companyuppco.com HQ: Marquette, MI, United StatesReported employees: 51-200 | Marquette, MI, United States | 51-200 | Exact match | 90 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Kindle Energykindle-energy.com HQ: Princeton, NJ, United StatesReported employees: 51-200 | Princeton, NJ, United States | 51-200 | Exact match | 85 contacts → |
“Kindle Energy develops advanced power solutions engineered to meet the growing needs of modern communities and infrastructure systems.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 119 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Electricity generation companies: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
118 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 119 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for electricity generation companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many electricity generation companies did RevenueBase find based in the United States?
The saved snapshot records 119 matching company records, 57,015 tracked contacts and 17,749 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Electricity generation companies by geography
- Electricity generation companies based in Brazil
- Electricity generation companies based in Canada
- Electricity generation companies based in Colombia
- Electricity generation companies based in France
- Electricity generation companies based in Germany
- Electricity generation companies based in India
- Electricity generation companies based in Italy
- Electricity generation companies based in Mexico
- Electricity generation companies based in Spain
- Electricity generation companies based in Türkiye
- Electricity generation companies based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 electricity generation companies based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/electricity-generation-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Electricity generation companies based in Brazil
- Electricity generation companies based in Canada
- Electricity generation companies based in Colombia
- Electricity generation companies based in France
- Electricity generation companies based in Germany
- Electricity generation companies based in India