Company lists · Data refreshed September 2026

Top 25 Thermal processing companies worldwide

RevenueBase identified 1,732 company matches for thermal processing companies worldwide as of September 2026 and tracks 25,410 professional contacts across them, including 7,278 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for thermal processing companies 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 September 22, 2026. Country and city lists for thermal processing companies 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 Sep 22, 2026 How this list was built
1,732Companies
25,410Contacts tracked
7,278Verified emails
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The 25 largest thermal processing companies worldwide

Ranked by team size
Top 25 of 1,732 company matches for thermal processing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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 matchMacclesfield, United KingdomHQ recorded Sep 22, 20265,001-10,0002,940 contacts →

Exact match

“With more than 165 locations in 22 countries, Bodycote is the world’s leading provider of heat treatment and specialist thermal processing services.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Sep 22, 20261,001-5,0001,724 contacts →

Exact match

“Calderys is a leading global provider for industries operating in high-temperature conditions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchRancocas, NJ, United StatesHQ recorded Sep 22, 20261,001-5,000375 contacts →

Exact match

“WE BRING HEAT TO METAL.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchSwiebodzin, PolandHQ recorded Sep 22, 2026501-1,000366 contacts →

Exact match

“SECO/WARWICK is the 1st choice supplier of solutions for heat treatment and metallurgy.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchBlaubeuren, GermanyHQ recorded Sep 22, 2026501-1,000318 contacts →

Exact match

“Thermische Produktionslösungen und Beschichtungstechnologien zählen zu den Kernkompetenzen von centrotherm.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchRueil-malmaison, FranceHQ recorded Sep 22, 20261,001-5,000277 contacts →

Exact match

“Heurtey Petrochem Solutions is a world leader in process furnaces for refining, petrochemicals, syngas and hydrogen markets.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchStapylton, AustraliaHQ recorded Sep 22, 2026201-500232 contacts →

Exact match

“PWR Group is recognised as a world leader when it comes to high performance thermal management by supplying to high level racing teams, including Formula One, NASCAR, V8 super car…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchWestford, MA, United StatesHQ recorded Sep 22, 2026201-500218 contacts →

Exact match

“BTU International, a wholly-owned subsidiary of Amtech Group (Nasdaq: ASYS), is a global supplier and technology leader of advanced thermal processing equipment solutions in the…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchBasauri, SpainHQ recorded Sep 22, 2026201-500211 contacts →

Exact match

“Insertec is a consolidated, 100% privately owned group operating internationally in the industrial heat sector.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchLeonding, AustriaHQ recorded Sep 22, 20261,001-5,000194 contacts →

Exact match

“Global specialist in heat treatment furnace facilities.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchLafayette, LA, United StatesHQ recorded Sep 22, 2026201-500190 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 · Sep 22, 2026 · View company records in RevenueBase
12Exact matchSt. Louis, MO, United StatesHQ recorded Sep 22, 2026201-500182 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 · Sep 22, 2026 · View company records in RevenueBase
13Exact matchCrystal Lake, IL, United StatesHQ recorded Sep 22, 2026201-500178 contacts →

Exact match

“Established in 1881, TC Industries, Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchLiège, BelgiumHQ recorded Sep 22, 202651-200164 contacts →

Exact match

“Drever International has been dedicated to advancing the technology of heat processing equipment since 1966.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchParel, IndiaHQ recorded Sep 22, 2026201-500161 contacts →

Exact match

“is a leading engineering company specializing in commercial atmospheric heat treatment.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchKolkata, IndiaHQ recorded Sep 22, 2026501-1,000158 contacts →

Exact match

“In 1989 we sparked off, banking on our team of Electro Thermal Processing experts and the capital of experience we had gathered since 1970.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchGaldakao, SpainHQ recorded Sep 22, 202651-200140 contacts →

Exact match

“A family-owned company founded in 1937 seeking excellence in supplying turnkey plants for aluminium recycling.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchBovenden, GermanyHQ recorded Sep 22, 2026201-500137 contacts →

Exact match

“ONEJOON GmbH is a Germany-based thermal processing equipment manufacturer with locations in Bovenden and Böblingen.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchKalol, IndiaHQ recorded Sep 22, 202651-200137 contacts →

Exact match

“A leading manufacturer of quality based and most reliable equipment like- Induction Melting Furnace - Induction Heating & Hardening equipment - Vacuum Induction Melting Furnace -…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchPune, IndiaHQ recorded Sep 22, 202651-200129 contacts →

Exact match

“AICHELIN UNITHERM HEAT TREATMENT SYSTEMS INDIA PVT.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchMontreal, QC, CanadaHQ recorded Sep 22, 2026201-500127 contacts →

Exact match

“NITREX is the only fully integrated global player in the surface treatment industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchSimmerath, GermanyHQ recorded Sep 22, 2026501-1,000125 contacts →

Exact match

“Our success story goes back to the year 1924 when Otto Junker founded OTTO JUNKER GmbH and startet to build water-cooled moulds for making brass rolling slabs - an invention of…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchGreenville, SC, United StatesHQ recorded Sep 22, 2026201-500123 contacts →

Exact match

“Bluewater Thermal Solutions (BTS) is the largest commercial thermal solutions provider based in North America.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchPindamonhangaba, BrazilHQ recorded Sep 22, 2026201-500123 contacts →

Exact match

“Fundada em a Thermojet é líder em Engenharia Térmica na América Latina, com mais de aquecimentos realizados.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchSturgeon Bay, WI, United StatesHQ recorded Sep 22, 2026201-500119 contacts →

Exact match

“Therma-Tron-X, a family owned and operated company, was founded in 1969 as a manufacturer of custom-built industrial ovens.”

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

Showing 25 of 1,732 thermal processing companies worldwide

See the full list, filter by size, metro and specialty, and access 7,278 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Thermal processing companies worldwide at a glance

As of Sep 22, 2026
28.6%Verified-email coverage
14.7Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Pune
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
511
11-50
720
51-200
394
201-500
63
501-1,000
15
1,001-5,000
8
5,001-10,000
2

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 thermal processing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “thermal processing companies” 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 7,278 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 September 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.

Thermal processing companies by location

12 lists · largest first

Every Thermal processing companies 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 “thermal processing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many thermal processing companies are there worldwide?

RevenueBase identified 1,732 company matches for thermal processing companies worldwide as of September 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?

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

Which country has the most thermal processing companies?

The United States leads with 388 companies, followed by India (191) and Germany (174). Every thermal processing companies list by country and city is linked on this page.

Which city has the most thermal processing companies?

Pune leads with 23 company records, followed by Chennai (18) and Bangalore (15).

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 7,278 professional contacts with verified work emails tracked across these 1,732 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 September 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.