Company lists · Data refreshed September 2026
Top 25 Kiln and furnace manufacturers worldwide
RevenueBase identified 667 kiln and furnace manufacturers worldwide as of September 2026 and tracks 7,317 professional contacts across them, including 2,011 with verified work emails and 0 with mobile numbers. India is the largest market and Mumbai the largest hub.
This list covers kiln and furnace manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026. Country and city lists for kiln and furnace manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest kiln and furnace manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 137 contacts → | ||||
Partial evidence “ONEJOON GmbH is a Germany-based thermal processing equipment manufacturer with locations in Bovenden and Böblingen.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 127 contacts → | ||||
Partial evidence “We are a company dedicated to quality design, supply, installation and repair and maintenance of industrial processing equipment, including rotary dryers, kilns and ball mills.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 125 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 123 contacts → | ||||
Indirect evidence “Fundada em a Thermojet é líder em Engenharia Térmica na América Latina, com mais de aquecimentos realizados.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 114 contacts → | ||||
Indirect evidence “We have considerable experience in supplying custom-built equipment to suit highly specialized or individual requirements, enabling us to provide a comprehensive service and…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 110 contacts → | ||||
Indirect evidence “Bloom Engineering is the leading supplier of high temperature industrial burners and associated combustion equipment.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 109 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 107 contacts → | ||||
Strong evidence “Thermal Product Solutions (TPS) designs and manufactures industrial and laboratory ovens and furnaces, and environmental temperature cycling and stability test chambers.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 106 contacts → | ||||
Strong evidence “With 600 employees worldwide, Nabertherm has been developing and manufacturing industrial kilns and furnaces for a wide range of applications for over 75 years.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 94 contacts → | ||||
Strong evidence “The Carbolite brand is synonymous with high quality, leading heat technology in the design and manufacture of laboratory and industrial ovens and furnaces ranging from 30°c to and…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 86 contacts → | ||||
Indirect evidence “Global supplier of industrial Heat Treating Equipment, serving a variety of markets worldwide.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 84 contacts → | ||||
Strong evidence “Harper International is a global leader in complete thermal processing solutions and technical services for the production of advanced materials, including Furnaces, Kilns…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 77 contacts → | ||||
Indirect evidence “We are pleased to introduce ourselves as a leading supplier of Ceramic Fibre Products, Insulation Bricks & Blocks, High Alumina Bricks, Grinding Media, Refractory Materials…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 75 contacts → | ||||
Indirect evidence “Plibrico offers a full line of monolithic refractories, insulating firebrick and complementary refractory products.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 73 contacts → | ||||
Indirect evidence “STC has been recognized as a market leading company in the material area since its start in 1898.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 72 contacts → | ||||
Partial evidence “With an impressive 79-year history of high temperature furnace system design, Thermal Technology has helped pioneer the use of innovative advanced materials in industries such as…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 72 contacts → | ||||
Indirect evidence “Soluções completas para Indústria!” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 70 contacts → | ||||
Indirect evidence “Capital Refractories supplies refractory linings and associated products to metal melting, foundry and cement industries around the world.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 68 contacts → | ||||
Partial evidence “INDUSTRIAL FURNACES Aluminum Furnace Experts.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 66 contacts → | ||||
Indirect evidence “In some of the brightest minds in the oven and heat-treating industry combined hundreds of years of experience to form HeatTek.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 65 contacts → | ||||
Indirect evidence “It is settled in a m2 industrial área, located in Resende – Rio de Janeiro, Brazil.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 62 contacts → | ||||
Indirect evidence “Wisconsin Oven Corporation is located in East Troy, Wisconsin, southwest of Milwaukee and northwest of Chicago.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 57 contacts → | ||||
Strong evidence “Manufacturers of Industrial Furnaces and Ceramic Kilns.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 56 contacts → | ||||
Indirect evidence “The Refratechnik Group is a global network of companies, all active in the refractory business.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 54 contacts → | ||||
Strong evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: kiln and furnace manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names kiln and furnace manufacturers.
- Partial evidence
- Its own public description names part of kiln and furnace manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name kiln and furnace manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 667 kiln and furnace manufacturers worldwide
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Kiln and furnace manufacturers worldwide at a glance
As of Sep 17, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among kiln and furnace manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 6 countries, largest first: India, the United States, Italy, Germany, Brazil, the United Kingdom. Country and city lists for kiln and furnace manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “kiln and furnace manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names kiln and furnace manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among kiln and furnace manufacturers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 2,011 across the full list. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Kiln and furnace manufacturers by location
6 lists · largest firstEvery Kiln and furnace manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Kiln and furnace manufacturers based in India235
- Kiln and furnace manufacturers based in the United States159
- Kiln and furnace manufacturers based in Italy88
- Kiln and furnace manufacturers based in Germany85
- Kiln and furnace manufacturers based in Brazil52
- Kiln and furnace manufacturers based in the United Kingdom48
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names kiln and furnace manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many kiln and furnace manufacturers are there worldwide?
RevenueBase identified 667 kiln and furnace manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Onejoon Group, headquartered in Bovenden, tops this list with the largest team on record.
Which country has the most kiln and furnace manufacturers?
India leads with 235 companies, followed by the United States (159) and Italy (88). Every kiln and furnace manufacturers list by country and city is linked on this page.
Which city has the most kiln and furnace manufacturers?
Mumbai leads with 18 headquartered companies, followed by Chennai (15) and Faridabad (15).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,011 verified decision-maker contacts tracked across these 667 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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 Smart Search, 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.