Company lists · Data refreshed November 2026

Top 25 Thermal generators suppliers based in the United States

RevenueBase identified 645 company matches for thermal generators suppliers associated with the United States as of November 2026 and tracks 25,312 professional contacts across them, including 8,632 with verified work emails. Houston is the largest hub.

This list covers company matches for thermal generators suppliers 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 November 2, 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 Nov 2, 2026 How this list was built
645Companies
25,312Contacts tracked
8,632Verified emails
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The 25 largest thermal generators suppliers based in the United States

Ranked by team size
Top 25 of 645 company matches for thermal generators suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchAtlanta, GA, United StatesHQ recorded Nov 2, 202610001+3,666 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 2, 20261,001-5,0002,110 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 · Nov 2, 2026 · View company records in RevenueBase
3Exact matchMelrose Park, IL, United StatesHQ recorded Nov 2, 2026201-5001,473 contacts →

Exact match

“We are a full service turnkey provider for the power generation industry and those industries generating their own power as a means to an end.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchAtlanta, GA, United StatesHQ recorded Nov 2, 2026201-5001,142 contacts →

Exact match

“PIC Group, Inc, established in 1988 and headquartered in Atlanta, GA, is a global provider of service solutions to the power generation industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchAustin, TX, United StatesHQ recorded Nov 2, 20261,001-5,000960 contacts →

Exact match

“Industrial Process Heating Solutions Through its global network, Thermon provides safe, reliable and innovative mission critical industrial process heating solutions.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchSedalia, MO, United StatesHQ recorded Nov 2, 2026501-1,000824 contacts →

Exact match

“PROENERGY is an engineering, R&D, and manufacturing powerhouse.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchDanvers, MA, United StatesHQ recorded Nov 2, 2026501-1,000509 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 · Nov 2, 2026 · View company records in RevenueBase
8Exact matchMenlo Park, CA, United StatesHQ recorded Nov 2, 2026201-500505 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 · Nov 2, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Nov 2, 2026501-1,000388 contacts →

Exact match

“Solaris Energy Infrastructure (NYSE: SEI) delivers proprietary power generation and distribution solutions, as well as logistics equipment and services, to clients in the data…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchLatham, NY, United StatesHQ recorded Nov 2, 2026501-1,000386 contacts →

Exact match

“Mechanical Dynamics & Analysis (MD & A) provides power generation companies around the globe with a full-service OEM alternative for services, parts, and repairs.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchAnaheim, CA, United StatesHQ recorded Nov 2, 2026201-500342 contacts →

Exact match

“For more than 35 years, Power Plus has been serving our customers across the Country providing Temporary Power, Rental Generators, and performing Generator Service & Maintenance.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchLoveland, CO, United StatesHQ recorded Nov 2, 20261,001-5,000342 contacts →

Exact match

“We are a leading energy services provider specializing in the engineering, manufacturing, sales, leasing, and operations of cutting-edge power technology including natural gas and…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchLiberty, MO, United StatesHQ recorded Nov 2, 2026501-1,000315 contacts →

Exact match

“For over 70 years, Central Power Systems & Services has been the trusted partner for the region’s most demanding industries, from construction and mining to trucking, power…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchGreenville, SC, United StatesHQ recorded Nov 2, 2026501-1,000302 contacts →

Exact match

“Excellence in creating innovative solutions for the supply, control and use of energy.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchBlacklick, OH, United StatesHQ recorded Nov 2, 202651-200251 contacts →

Exact match

“Buckeye Power Sales is a distributor of electrical power generators for Ohio, Indiana, and the Chicago area.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchWest Allis, WI, United StatesHQ recorded Nov 2, 2026201-500215 contacts →

Exact match

“Toshiba America Energy Systems Corporation (TAES), headquartered in Milwaukee, Wisconsin, with major manufacturing and services, provides turbine/generator equipment and services…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchTomball, TX, United StatesHQ recorded Nov 2, 2026501-1,000208 contacts →

Exact match

“Generator Supercenter is a company based out of United States.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchHayward, CA, United StatesHQ recorded Nov 2, 2026201-500193 contacts →

Exact match

“R.F.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchSan Leandro, CA, United StatesHQ recorded Nov 2, 20261,001-5,000193 contacts →

Exact match

“Peterson Power Systems serves Northern California, western Oregon, and southern Washington, providing Caterpillar diesel and natural gas engines for power generation, as well as…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchTulsa, OK, United StatesHQ recorded Nov 2, 202651-200171 contacts →

Exact match

“For 40 years, Clifford Power has assured you have continuous power by providing dependable generator systems, services, rentals and parts.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchNorman, OK, United StatesHQ recorded Nov 2, 2026201-500169 contacts →

Exact match

“Located throughout the Southern and Western United States, Evans Enterprises has multiple locations to serve you.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchStockton, CA, United StatesHQ recorded Nov 2, 2026201-500155 contacts →

Exact match

“With an ongoing tradition of providing excellent products and outstanding service for our customers, Energy Systems is an authorized dealer of Generac Industrial Energy.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchSpokane, WA, United StatesHQ recorded Nov 2, 202651-200140 contacts →

Exact match

“With over 80 years of engine heating manufacturing and integration expertise, customers can depend on Hotstart to keep standby gensets, machinery, ships, locomotives, equipment…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchPhoenix, AZ, United StatesHQ recorded Nov 2, 202651-200138 contacts →

Exact match

“Loftin Equipment Co, a family owned business, has been a full service power supplier since 1976.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchHenderson, NV, United StatesHQ recorded Nov 2, 202651-200131 contacts →

Exact match

“ANA Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 645 thermal generators suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 8,632 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Thermal generators suppliers based in the United States at a glance

As of Nov 2, 2026
34.1%Verified-email coverage
39.2Average contacts per company
11-50Median size (employees)
7.0%Largest-city concentration · Houston
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
242
11-50
235
51-200
120
201-500
23
501-1,000
10
1,001-5,000
9
5,001-10,000
2
10001+
1

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 645 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 “thermal generators suppliers” 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 8,632 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 2, 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.

Thermal generators suppliers by metro

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 “thermal generators suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many thermal generators suppliers are there based in the United States?

RevenueBase identified 645 company matches for thermal generators suppliers associated with the United States 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?

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

Which city has the most thermal generators suppliers?

Houston leads with 45 company records, followed by Miami (11) and Austin (8).

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 8,632 professional contacts with verified work emails tracked across these 645 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 2, 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.