Company lists · Data refreshed October 2026

Top 25 Annealing, case hardening & tempering pots suppliers based in the United States

RevenueBase identified 122 company matches for annealing, case hardening & tempering pots suppliers associated with the United States as of October 2026 and tracks 2,184 professional contacts across them, including 804 with verified work emails. Cleveland is the largest hub.

This list covers company matches for annealing, case hardening & tempering pots 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 22, 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 22, 2026 How this list was built
122Companies
2,184Contacts tracked
804Verified emails
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The 25 largest annealing, case hardening & tempering pots suppliers based in the United States

Ranked by team size
Top 25 of 122 company matches for annealing, case hardening & tempering pots suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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 matchLafayette, LA, United StatesHQ recorded Oct 22, 2026201-500202 contacts →

Exact match

“Analytic Stress made a commitment to quality, safety, and the customer when the company started in the Fall of 1979.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2Exact matchSt. Louis, MO, United StatesHQ recorded Oct 22, 2026201-500197 contacts →

Exact match

“Aalberts surface technologies - Paulo, delivers precision heat treating and thermal processing services that push the boundaries of what’s possible in metallurgical science.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchRancocas, NJ, United StatesHQ recorded Oct 22, 202651-200122 contacts →

Exact match

“We have considerable experience in supplying custom-built equipment to suit highly specialized or individual requirements, enabling us to provide a comprehensive service and…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchLakeville, MN, United StatesHQ recorded Oct 22, 202651-200120 contacts →

Exact match

“Despatch is a member of ITW EAE, a division of Illinois Tools Works, Inc, and has specialized in thermal processing for over 100 years and is actively using this technical…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchBuffalo, NY, United StatesHQ recorded Oct 22, 202651-20088 contacts →

Exact match

“Harper International is a global leader in complete thermal processing solutions and technical services for the production of advanced materials, including Furnaces, Kilns…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchWixom, MI, United StatesHQ recorded Oct 22, 202651-20087 contacts →

Exact match

“Global supplier of industrial Heat Treating Equipment, serving a variety of markets worldwide.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchDaytona Beach, FL, United StatesHQ recorded Oct 22, 202651-20086 contacts →

Exact match

“We are a commercial heat treater that processes parts for a wide variety of manufacturers and industries.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8Exact matchKennesaw, GA, United StatesHQ recorded Oct 22, 202651-20081 contacts →

Exact match

“Welcome to CEC!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchWaukesha, WI, United StatesHQ recorded Oct 22, 202651-20072 contacts →

Exact match

“A privately held, commercial heat-treating company, ThermTech provides value added services to the Forging, Foundry, Machining, and Tool & Die markets.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchMaumee, OH, United StatesHQ recorded Oct 22, 202651-20069 contacts →

Exact match

“Surface Combustion provides a single source for atmosphere and vacuum heat treatment furnaces for the global manufacturing company.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchIxonia, WI, United StatesHQ recorded Oct 22, 202651-20066 contacts →

Exact match

“In some of the brightest minds in the oven and heat-treating industry combined hundreds of years of experience to form HeatTek.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchSt. Marys, PA, United StatesHQ recorded Oct 22, 202651-20054 contacts →

Exact match

“Abbott Furnace is an industrial furnace manufacturer with over 40 years of experience designing and producing some of the industry’s most reliable and high performing industrial…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchMilwaukee, United StatesHQ recorded Oct 22, 202651-20048 contacts →

Exact match

“Founded in 1946, Radyne is part of the world's largest supplier of induction heating, melting, thermal processing & production systems for the metals and materials industry…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchWadsworth, OH, United StatesHQ recorded Oct 22, 202651-20046 contacts →

Exact match

“EBNER is one of the leading manufacturers of heat treatment facilities for the metals industries.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchJackson, MI, United StatesHQ recorded Oct 22, 202651-20029 contacts →

Exact match

“Industrial Steel Treating Company (IST) opened operations in Jackson, Michigan in 1943.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchAvilla, IN, United StatesHQ recorded Oct 22, 202611-5024 contacts →

Exact match

“In 2007 Jeff McLaughlin, founded McLaughlin Services and quickly become an industry leader.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchIndianapolis, IN, United StatesHQ recorded Oct 22, 202651-20022 contacts →

Exact match

“Contour is an expert provider of engineered heat treat service and equipment.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchCleveland, OH, United StatesHQ recorded Oct 22, 202611-5021 contacts →

Exact match

“RAD-CON is a leading global supplier of 100% hydrogen bell-type batch annealing furnace (BAF) equipment and software to manage BAF shops.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchDe Pere, WI, United StatesHQ recorded Oct 22, 202611-5021 contacts →

Exact match

“Metals Engineering is an ISO 9001:2015 certified commercial heat treater with locations in Green Bay and De Pere, Wisconsin.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchPleasant Prairie, WI, United StatesHQ recorded Oct 22, 202611-5020 contacts →

Exact match

“ECM USA (ECM Group subsidiary) provides high quality vacuum furnace systems, robotics & advanced automation, hot zone replacement, retrofits, aftersales (spare parts/service/.)…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchGriffith, IN, United StatesHQ recorded Oct 22, 202611-5018 contacts →

Exact match

“Legacy provides a wide-range of industrial heat treatment services using the latest in heat treatment equipment technology and trusted principles, practices and applications.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22Exact matchCleveland, OH, United StatesHQ recorded Oct 22, 202651-20018 contacts →

Exact match

“Since 1945, Euclid Heat Treating Company has offered heat treating services including case hardening, induction hardening, vacuum hardening, stress relieving, eddy current…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchMillbury, MA, United StatesHQ recorded Oct 22, 202611-5016 contacts →

Exact match

“County Heat Treat is a Massachusetts-based metal heat-treating company specializing in hardening, tempering, annealing, nitriding, stress relieving, and customized thermal…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24Exact matchSouth Gate, CA, United StatesHQ recorded Oct 22, 202651-20016 contacts →

Exact match

“Accurate Steel Treating specializes in the thermal processing of and surface hardening of steels and some non-ferrous alloys.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25Exact matchCrystal Lake, IL, United StatesHQ recorded Oct 22, 202651-20015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase

Showing 25 of 122 annealing, case hardening & tempering pots suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 804 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Annealing, case hardening & tempering pots suppliers based in the United States at a glance

As of Oct 22, 2026
36.8%Verified-email coverage
17.9Average contacts per company
11-50Median size (employees)
3.3%Largest-city concentration · Cleveland
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
57
51-200
25
201-500
3
501-1,000
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 122 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 “annealing, case hardening & tempering pots 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 804 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 22, 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 “annealing, case hardening & tempering pots suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many annealing, case hardening & tempering pots suppliers are there based in the United States?

RevenueBase identified 122 company matches for annealing, case hardening & tempering pots 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?

Analytic Stress Relieving LLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most annealing, case hardening & tempering pots suppliers?

Cleveland leads with 4 company records, followed by Houston (4) and St. Louis (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 804 professional contacts with verified work emails tracked across these 122 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 22, 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.