Company lists · Data refreshed October 2026

Top 25 Nuclear component manufacturers based in the United States

RevenueBase identified 52 company matches for nuclear component manufacturers associated with the United States as of October 2026 and tracks 18,650 professional contacts across them, including 404 with verified work emails. Danbury is the largest hub.

This list covers company matches for nuclear component manufacturers 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 October 18, 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 Oct 18, 2026 How this list was built
52Companies
18,650Contacts tracked
404Verified emails
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The 25 largest nuclear component manufacturers based in the United States

Ranked by team size
Top 25 of 52 company matches for nuclear component manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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 matchCranberry Township, PA, United StatesHQ recorded Oct 18, 20265,001-10,00011,520 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchLynchburg, VA, United StatesHQ recorded Oct 18, 20265,001-10,0003,987 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchFort Worth, TX, United StatesHQ recorded Oct 18, 2026201-500249 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 · Oct 18, 2026 · View company records in RevenueBase
4Exact matchOak Creek, WI, United StatesHQ recorded Oct 18, 2026501-1,000132 contacts →

Exact match

“With more than a half-century in the nuclear business, is an expert in nuclear material handling and lifting equipment.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchGolden, CO, United StatesHQ recorded Oct 18, 202651-20079 contacts →

Exact match

“NFT, founded in 1984 and headquartered in Golden Colorado along with EPD located in Carlsbad New Mexico, is an industry leader dedicated to the manufacturing of highly engineered…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchClinton, NC, United StatesHQ recorded Oct 18, 202651-20066 contacts →

Exact match

“DuBose National Energy Services, INC.(DNES) is a major, strategic supplier of metal and metal products to the international nuclear industry; including utilities, component…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchStonington, CT, United StatesHQ recorded Oct 18, 202651-20065 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchKnoxville, TN, United StatesHQ recorded Oct 18, 202651-20046 contacts →

Exact match

“Analysis and Measurement Services Corporation (AMS) is a nuclear engineering consulting firm and recognized market leader in providing the worldwide nuclear power industry with…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchBirmingham, AL, United StatesHQ recorded Oct 18, 2026201-50040 contacts →

Exact match

“Consolidated Power Supply provides a wide range of materials to energy industries, with its primary business focus on the supply of safety related metallic materials, parts, and…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchOak Ridge, TN, United StatesHQ recorded Oct 18, 202611-5039 contacts →

Exact match

“RbM Services, LLC has been manufacturing nuclear medical devices in East Tennessee for more than twenty years.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchLatrobe, PA, United StatesHQ recorded Oct 18, 2026201-50039 contacts →

Exact match

“Established in 1987, Master-Lee Energy Services was founded to provide the commercial Nuclear Power Industry with engineering, reactor services, decontamination, Reactor Coolant…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchRochester Hills, MI, United StatesHQ recorded Oct 18, 2026201-50033 contacts →

Exact match

“Energy Steel is a diversified supplier of highly engineered welded and machined products that meet nuclear code requirements and nuclear industry Quality expectations.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchMount Vernon, IL, United StatesHQ recorded Oct 18, 202611-5020 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchSpokane Valley, WA, United StatesHQ recorded Oct 18, 2026201-50015 contacts →

Exact match

“Wagstaff Applied Technologies (Wagstaff AT), an engineering and manufacturing division of Wagstaff, Inc, specializes in designing and building complex fabricated equipment.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchLong Beach, CA, United StatesHQ recorded Oct 18, 202611-5013 contacts →

Exact match

“Cunico is the leading manufacturer of specialty fittings (nuclear and nonnuclear) piping systems and valves for the U.S.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchDanbury, CT, United StatesHQ recorded Oct 18, 20261-1011 contacts →

Exact match

“Formed in 1980, Preferred Engineering designs and manufactures specialty equipment for nuclear power plants.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchCamden, NJ, United StatesHQ recorded Oct 18, 20261-1011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact matchSycamore, IL, United StatesHQ recorded Oct 18, 202611-509 contacts →

Exact match

“Whether your goal is to maintain an existing reactor, decommission an old reactor, or design a new one, TransWare Enterprises Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchAlexandria, VA, United StatesHQ recorded Oct 18, 202611-508 contacts →

Exact match

“At NuSource, our primary focus is to provide cutting-edge integrated engineering and manufacturing solutions for commercial nuclear components and equipment.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchFlorence, NJ, United StatesHQ recorded Oct 18, 202651-2006 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21Exact matchRoanoke, VA, United StatesHQ recorded Oct 18, 20261-105 contacts →

Exact match

“Robatel Technologies was established in 2009 as the US subsidiary of Robatel SA.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchLakewood, NJ, United StatesHQ recorded Oct 18, 202651-2005 contacts →

Exact match

“Make sure you click the FOLLOW button to remain connected to the latest updates!”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchErwin, TN, United StatesHQ recorded Oct 18, 2026501-1,0005 contacts →

Exact match

“Nuclear Fuel Services, Inc.(NFS) is a strategic asset for America and an economic engine for Northeast Tennessee.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchBrea, CA, United StatesHQ recorded Oct 18, 202611-505 contacts →

Exact match

“Here at JAH Machine Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact matchHowell, MI, United StatesHQ recorded Oct 18, 20261-102 contacts →

Exact match

“Nuclear Marketing Group is a specialized manufacturer’s representative firm serving OEM and aftermarket suppliers to the nuclear power generation industry in the United States.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase

Showing 25 of 52 nuclear component manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 404 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nuclear component manufacturers based in the United States at a glance

As of Oct 18, 2026
2.2%Verified-email coverage
358.7Average contacts per company
11-50Median size (employees)
3.8%Largest-city concentration · Danbury
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
17
51-200
9
201-500
6
501-1,000
2
1,001-5,000
2
5,001-10,000
2

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 52 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 “nuclear component 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. 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 404 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 October 18, 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 “nuclear component manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nuclear component manufacturers are there based in the United States?

RevenueBase identified 52 company matches for nuclear component manufacturers associated with the United States as of October 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?

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

Which city has the most nuclear component manufacturers?

Danbury leads with 2 company records, followed by Latrobe (2) and Lynchburg (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 404 professional contacts with verified work emails tracked across these 52 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 October 18, 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.