Company lists · Data refreshed October 2026

Top 25 Reactors suppliers based in the United States

RevenueBase identified 98 company matches for reactors suppliers associated with the United States as of October 2026 and tracks 20,375 professional contacts across them, including 785 with verified work emails. Houston is the largest hub.

This list covers company matches for reactors 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 October 20, 2026.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 20, 2026 How this list was built
98Companies
20,375Contacts tracked
785Verified emails
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The 25 largest reactors suppliers based in the United States

Ranked by team size
Top 25 of 98 company matches for reactors suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCranberry Township, PA, United StatesHQ recorded Oct 20, 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 20, 2026 · View company records in RevenueBase
2Exact matchLynchburg, VA, United StatesHQ recorded Oct 20, 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 20, 2026 · View company records in RevenueBase
3Exact matchWinterville, NC, United StatesHQ recorded Oct 20, 2026501-1,000314 contacts →

Exact match

“Founded in 1977 as The Roberts Company, Roberts has grown from a small contractor to a large full service constructor and fabricator.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
4Exact matchBatavia, NY, United StatesHQ recorded Oct 20, 2026201-500289 contacts →

Exact match

“Graham Manufacturing, a GHM Company, designs and builds vacuum and heat transfer equipment for process industries worldwide.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
5Exact matchFort Worth, TX, United StatesHQ recorded Oct 20, 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 20, 2026 · View company records in RevenueBase
6Exact matchLa Palma, CA, United StatesHQ recorded Oct 20, 2026201-500233 contacts →

Exact match

“At TEi, we help the power and process industries operate safely, sustainably, and without costly downtime.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
7Exact matchSt. Louis, MO, United StatesHQ recorded Oct 20, 2026201-500202 contacts →

Exact match

“Nooter/Eriksen, the world's leading independent supplier of Natural Circulation Heat Recovery Steam Generators (HRSG) behind gas turbines, is a single source supplier of custom…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
8Exact matchPaola, KS, United StatesHQ recorded Oct 20, 2026201-500108 contacts →

Exact match

“Taylor Forge Engineered Systems, Inc.( TFES), is a leading manufacturer of large custom fabricated steel products for the energy, chemical and aerospace industries with products…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
9Exact matchDanbury, CT, United StatesHQ recorded Oct 20, 202651-200104 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 · Oct 20, 2026 · View company records in RevenueBase
10Exact matchMountainside, NJ, United StatesHQ recorded Oct 20, 202651-200100 contacts →

Exact match

“A leading supplier of equipment and systems for the Chemical and Pharmaceutical industries.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
11Exact matchHolly Springs, MS, United StatesHQ recorded Oct 20, 202651-20055 contacts →

Exact match

“Contract Fabricators provides quality pressure vessels, reactors, FCC cyclones, reactor and regenerator heads/plenums to many industrial sites around the world.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Oct 20, 202611-5049 contacts →

Exact match

“For over 35 years, Crystaphase has provided reactor solutions to hundreds of refining, petrochemical, and chemical plants worldwide.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
13Exact matchMoline, IL, United StatesHQ recorded Oct 20, 202651-20044 contacts →

Exact match

“Since 1899, Parr Instrument Company has been designing, manufacturing, and selling high quality laboratory instruments and apparatus for conducting chemical reactions and tests…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
14Exact matchMoss Point, MS, United StatesHQ recorded Oct 20, 202651-20044 contacts →

Exact match

“Hydroprocessing Associates is a global full service catalyst and reactor maintenance company with facilities strategically located around the world in order to meet industry needs.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
15Exact matchLatrobe, PA, United StatesHQ recorded Oct 20, 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 20, 2026 · View company records in RevenueBase
16Exact matchCoatesville, PA, United StatesHQ recorded Oct 20, 202651-20030 contacts →

Exact match

“The Armstrong Chemtec group of companies has been a major supplier of specialty heat transfer equipment to the oil refining, gas processing, chemical and petrochemical industries…”

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

Exact match

“APEX Engineered Products is a proven supplier of heat transfer equipment primarily to the Nitrogen and Phosphorus based Fertilizer Industries and the General Chemical markets.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
18Exact matchVineland, NJ, United StatesHQ recorded Oct 20, 202651-20028 contacts →

Exact match

“Ace Glass Incorporated, founded in 1936 in Vineland, New Jersey, is a leading U.S.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
19Exact matchLouisville, KY, United StatesHQ recorded Oct 20, 202611-5026 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
20Exact matchCharlotte, NC, United StatesHQ recorded Oct 20, 202651-20018 contacts →

Exact match

“Bendel Tank & Heat Exchanger is a premier manufacturer of custom-engineered tanks, heat exchangers, and pressure vessels for the chemical, petroleum, and process manufacturing…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
21Exact matchCharlotte, NC, United StatesHQ recorded Oct 20, 202611-5017 contacts →

Exact match

“QMax Industries, Inc.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
22Exact matchFarmingdale, NY, United StatesHQ recorded Oct 20, 2026201-50016 contacts →

Exact match

“Inventor of Online Condenser Tube Cleaning System, and worlds leading nuclear supplier for online condenser tube cleaning systems and debris filters.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
23Exact matchHuntington Beach, CA, United StatesHQ recorded Oct 20, 202611-5015 contacts →

Exact match

“Since 1973 Komax Systems, Inc.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
24Exact matchSpokane Valley, WA, United StatesHQ recorded Oct 20, 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 20, 2026 · View company records in RevenueBase
25Exact matchBaton Rouge, LA, United StatesHQ recorded Oct 20, 202611-5012 contacts →

Exact match

“Since 1981 ILD has provided engineering services to the nuclear and fossil power industries, petrochemical plants, paper mills, and other process industries.”

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

Showing 25 of 98 reactors suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 785 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Reactors suppliers based in the United States at a glance

As of Oct 20, 2026
3.9%Verified-email coverage
207.9Average contacts per company
11-50Median size (employees)
4.1%Largest-city concentration · Houston
Oct 20, 2026Page data refreshed

Companies by employee count

1-10
35
11-50
30
51-200
19
201-500
9
501-1,000
2
1,001-5,000
1
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 98 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 “reactors 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 785 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 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “reactors suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many reactors suppliers are there based in the United States?

RevenueBase identified 98 company matches for reactors suppliers 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 reactors suppliers?

Houston leads with 4 company records, followed by Charlotte (3) and Baton Rouge (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 785 professional contacts with verified work emails tracked across these 98 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 20, 2026.

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About this data

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