Company lists · Data refreshed November 2026

Top 25 Nuclear steam generator manufacturers worldwide

RevenueBase identified 259 company matches for nuclear steam generator manufacturers worldwide as of November 2026 and tracks 47,279 professional contacts across them, including 9,856 with verified work emails. The United States is the largest market and Birmingham the largest hub.

This list covers company matches for nuclear steam generator manufacturers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for nuclear steam generator manufacturers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
259Companies
47,279Contacts tracked
9,856Verified emails
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The 25 largest nuclear steam generator manufacturers worldwide

Ranked by team size
Top 25 of 259 company matches for nuclear steam generator manufacturers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCourbevoie, FranceHQ recorded Nov 6, 202610001+13,401 contacts →

Exact match

“Framatome is an international leader in nuclear energy recognized for its innovative, digital and value added solutions for the global nuclear fleet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCranberry Township, PA, United StatesHQ recorded Nov 6, 20265,001-10,00011,794 contacts →

Exact match

“Westinghouse Electric Company is the world's leading supplier of safe and innovative nuclear technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLynchburg, VA, United StatesHQ recorded Nov 6, 20265,001-10,0004,060 contacts →

Exact match

“At BWX Technologies, Inc.(NYSE: BWXT), we are People Strong, Innovation Driven.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchJupiter, FL, United StatesHQ recorded Nov 6, 2026501-1,0001,227 contacts →

Exact match

“Holtec International is a global turnkey supplier of equipment and services for the Nuclear, Solar, Geothermal, and Fossil Power Generation sectors of the energy and petrochemical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSan Sebastian De Los Reyes, SpainHQ recorded Nov 6, 2026501-1,000484 contacts →

Exact match

“TECNATOM was set up in 1957 as a Spanish engineering company specialising in guaranteeing the operation and maintenance of nuclear power plants to the highest levels of safety.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchColumbia, MD, United StatesHQ recorded Nov 6, 2026201-500451 contacts →

Exact match

“GSE Solutions supports nuclear power and clean-energy fleets worldwide through integrated engineering services and software that strengthen operational performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHusinec-řež, Czech RepublicHQ recorded Nov 6, 2026501-1,000417 contacts →

Exact match

“The joint stock company ÚJV Řež is building on the six decades of experience of its predecessor – the Nuclear Research Institute (NRI).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMadrid, SpainHQ recorded Nov 6, 2026501-1,000378 contacts →

Exact match

“Se ocupa de la primera parte del ciclo de combustible nuclear (diseño, fabricación y abastecimiento de combustible) prestando servicios de ingeniería y combustible a las Centrales…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Nicolás De Los Garza, MexicoHQ recorded Nov 6, 2026501-1,000330 contacts →

Exact match

“CERREY, a leading Mexican company, is one of the main manufacturers of steam generators in the Americas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMaliaño, SpainHQ recorded Nov 6, 2026201-500264 contacts →

Exact match

“Fabricación de componentes para la industria nuclear.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchFort Worth, TX, United StatesHQ recorded Nov 6, 2026201-500252 contacts →

Exact match

“Paragon tackles the most difficult challenges of the nuclear industry-those faced by the current operating fleet as well as the next generation of advanced reactors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCambridge, ON, CanadaHQ recorded Nov 6, 202651-200245 contacts →

Exact match

“Babcock & Wilcox Canada's Cambridge, Ontario facility was established in 1844 and has grown from a small foundry manufacturing industrial machinery to a world leader in the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBolevec, Czech RepublicHQ recorded Nov 6, 20261,001-5,000230 contacts →

Exact match

“ŠKODA JS a.s.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMontrouge, FranceHQ recorded Nov 6, 20261,001-5,000221 contacts →

Exact match

“Partner for the nuclear industry Bilfinger has successfully supported and advised customers from the nuclear industry for decades.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchFranceHQ recorded Nov 6, 20265,001-10,000187 contacts →

Exact match

“Nuclear for naval propulsion and peacefull research.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHeras, SpainHQ recorded Nov 6, 2026201-500159 contacts →

Exact match

“ENWESA es una empresa de servicios y fabricación especializada en servicios nucleares, revisión y mantenimiento de válvulas industriales, fabricación de depósitos a presión e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGallarate, ItalyHQ recorded Nov 6, 2026501-1,000149 contacts →

Exact match

“Sofinter Group supplies Steam Generating Equipment for Industrial use and Electricity Generation, Waste to Energy and Water Treatment and Desalination Systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchKennewick, WA, United StatesHQ recorded Nov 6, 2026501-1,000137 contacts →

Exact match

“Hi Tech Solutions provides services to the nuclear power generation industry in four main areas: outage services (plant outages and reactor maintenance), nuclear fuel cycle…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKennesaw, GA, United StatesHQ recorded Nov 6, 202651-200123 contacts →

Exact match

“Established in 1978, ESI is a design, engineering, and construction firm that specializes in steam and power generation facilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchTrnava, SlovakiaHQ recorded Nov 6, 2026501-1,000122 contacts →

Exact match

“VUJE, a.s, is an engineering company that performs design, supply, realization, research, and training activities mainly in the field of nuclear and classical power engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchGenas, FranceHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“ROBATEL is a French company specialising in the design, manufacture and maintenance of mechanically welded equipment for the nuclear industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDanbury, OK, United StatesHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“Preferred Utilities Manufacturing Corporation is an engineering-based manufacturer of products for commercial, institutional, industrial and nuclear power facilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBremen, OH, GermanyHQ recorded Nov 6, 2026201-50086 contacts →

Exact match

“At Westerman, Inc, we're an employee-owned team building the future of energy infrastructure through precision engineering and quality craftsmanship.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPeyrolles-en-provence, FranceHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“Depuis 35 ans CSTI INDUSTRIE, est spécialiste des projets « clé en main » dans le domaine du nucléaire.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGenoa, ItalyHQ recorded Nov 6, 202611-5079 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 259 nuclear steam generator manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 9,856 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nuclear steam generator manufacturers worldwide at a glance

As of Nov 6, 2026
20.8%Verified-email coverage
182.5Average contacts per company
51-200Median size (employees)
1.2%Largest-city concentration · Birmingham
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
58
11-50
59
51-200
62
201-500
33
501-1,000
17
1,001-5,000
17
5,001-10,000
8
10001+
4

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for nuclear steam generator manufacturers are linked below.
What qualifies
Company records worldwide whose business descriptions match “nuclear steam generator manufacturers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 9,856 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Nuclear steam generator manufacturers by location

1 lists · largest first

Every Nuclear steam generator manufacturers 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 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 “nuclear steam generator manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nuclear steam generator manufacturers are there worldwide?

RevenueBase identified 259 company matches for nuclear steam generator manufacturers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

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

Which country has the most nuclear steam generator manufacturers?

The United States leads with 66 companies. Every nuclear steam generator manufacturers list by country and city is linked on this page.

Which city has the most nuclear steam generator manufacturers?

Birmingham leads with 3 company records, followed by Bremen (3) and Chennai (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 9,856 professional contacts with verified work emails tracked across these 259 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.