Company lists · Data refreshed November 2026

Top 25 Vacuum furnace insulation suppliers worldwide

RevenueBase identified 1,213 company matches for vacuum furnace insulation suppliers worldwide as of November 2026 and tracks 12,884 professional contacts across them, including 3,106 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for vacuum furnace insulation suppliers 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 November 3, 2026. Country and city lists for vacuum furnace insulation suppliers 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 Nov 3, 2026 How this list was built
1,213Companies
12,884Contacts tracked
3,106Verified emails
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The 25 largest vacuum furnace insulation suppliers worldwide

Ranked by team size
Top 25 of 1,213 company matches for vacuum furnace insulation suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 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 matchHouston, TX, United StatesHQ recorded Nov 3, 20261,001-5,000517 contacts →

Exact match

“Distribution International (DI) a leading distributor of thermal and acoustical insulation and related supplies for maintenance and repair operations in the United States.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
2Exact matchCharlotte, CT, United StatesHQ recorded Nov 3, 20261,001-5,000502 contacts →

Exact match

“SPI is a global leader in the Distribution and Specialty Fabrication of insulation products for Thermal, Acoustic, Fire Protection and Refractory applications.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
3Exact matchStillington, United KingdomHQ recorded Nov 3, 2026501-1,000358 contacts →

Exact match

“Darchem Engineering Limited is a world class Engineering Company providing products and services primarily to meet the needs of its customers for engineered solutions to high…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchHanau-steinheim, GermanyHQ recorded Nov 3, 20261,001-5,000320 contacts →

Exact match

“Wego Systembaustoffe GmbH ist mit dem Bereich Wärme, Kälte, Schall- und Brandschutz mit der Sparte VTI (Vertrieb Technischer Isolier- und Dämmstoffe) ein Tochterunternehmen der…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
5Exact matchTreillières, FranceHQ recorded Nov 3, 2026201-500172 contacts →

Exact match

“Installée sur 30 dans l’agglomération nantaise, SOFRADI, SOciété FRAnçaise D’Isolation s’impose depuis 1977 sur le marché de l’isolation.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
6Exact matchSão Paulo, BrazilHQ recorded Nov 3, 2026201-500167 contacts →

Exact match

“A Isar atua como fornecedora de sistemas isolantes para todas as áreas do setor industrial e da construção civil desde 1980, sendo uma das mais tradicionais empresas…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
7Exact matchDandenong South, AustraliaHQ recorded Nov 3, 2026201-500163 contacts →

Exact match

“Fletcher Insulation stands as a leading Australian manufacturer, distributor, and technical support provider for the building construction industry in insulation.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
8Exact matchVienna, AustriaHQ recorded Nov 3, 2026501-1,000159 contacts →

Exact match

“RATH is a refractory producer and is specializing in high temperature heat containment, thermal processing, and thermal measurement needs of its customers.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
9Exact matchMannheim, GermanyHQ recorded Nov 3, 20261,001-5,000159 contacts →

Exact match

“We are a world-leading manufacturer of high-temperature insulation tmax is the specialist in the design and manufacture of thermal and acoustic insulation systems for all…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
10Exact matchYoungsville, NC, United StatesHQ recorded Nov 3, 2026201-500159 contacts →

Exact match

“K-FLEX USA is the North American division of the IK Insulation Group, an innovative leader in flexible elastomeric foam insulation with 12 production facilities worldwide and a…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
11Exact matchIstanbul, TürkiyeHQ recorded Nov 3, 2026201-500156 contacts →

Exact match

“1985 yılında taahhüt faaliyetleriyle ticaret hayatına başlayan ve 1996 yılında üretici kimliğine kavuşarak, yapı ve teknik yalıtım olmak üzere 2 ana kategoride üretim yapan ODE…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchDenver, AL, United StatesHQ recorded Nov 3, 2026201-500150 contacts →

Exact match

“JM is the leading manufacturer of thermal insulation solutions for high and low-temperature industrial applications.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
13Exact matchRancocas, NJ, United StatesHQ recorded Nov 3, 202651-200124 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 · Nov 3, 2026 · View company records in RevenueBase
14Exact matchGurgaon, IndiaHQ recorded Nov 3, 2026201-500111 contacts →

Exact match

“ALP Aeroflex is a global leader in providing cutting-edge thermal and acoustic insulation solutions for a wide range of industries, including HVAC, data centers, pharmaceuticals…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchMunkebo, DenmarkHQ recorded Nov 3, 2026201-50098 contacts →

Exact match

“Persolit Entreprenørfirma A/S er en familieejet virksomhed med mere end 80 års erfaring inden for teknisk isolering og energioptimering.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
16Exact matchVianen, NetherlandsHQ recorded Nov 3, 2026201-50087 contacts →

Exact match

“Saint-Gobain Isover is wereldwijd de grootste producent van isolatiematerialen.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
17Exact matchLudwigshafen Am Rhein, SC, GermanyHQ recorded Nov 3, 2026501-1,00086 contacts →

Exact match

“ä ö.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchAhmedabad, IndiaHQ recorded Nov 3, 202611-5079 contacts →

Exact match

“We are pleased to introduce ourselves as a leading supplier of Ceramic Fibre Products, Insulation Bricks & Blocks, High Alumina Bricks, Grinding Media, Refractory Materials…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
19Exact matchGdańsk, PolandHQ recorded Nov 3, 2026201-50078 contacts →

Exact match

“Jesteśmy doświadczonym partnerem przemysłu.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
20Exact matchUnited StatesHQ recorded Nov 3, 202611-5077 contacts →

Exact match

“Thermal & Acoustical Insulation supply & fabrication, fiberglass, mineral wool, ceramic fiber, biosoluble fiber, foam, gaskets, removable covers etc.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchMaumee, OH, United StatesHQ recorded Nov 3, 202651-20074 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 · Nov 3, 2026 · View company records in RevenueBase
22Exact matchPune, IndiaHQ recorded Nov 3, 202651-20073 contacts →

Exact match

“Manufacturing company specialized in the production of thermal and acoustic flexible elastomeric insulation materials.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchResende, BrazilHQ recorded Nov 3, 202651-20071 contacts →

Exact match

“It is settled in a m2 industrial área, located in Resende – Rio de Janeiro, Brazil.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
24Exact matchCaravaggio, ItalyHQ recorded Nov 3, 202651-20068 contacts →

Exact match

“Across industries and processes, you can leverage our in-depth know-how and experience in vacuum furnaces to tailor solutions and services capabilities to meet your needs.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchZabrze, PolandHQ recorded Nov 3, 2026501-1,00068 contacts →

Exact match

“KAEFER S.A.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase

Showing 25 of 1,213 vacuum furnace insulation suppliers worldwide

See the full list, filter by size, metro and specialty, and access 3,106 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Vacuum furnace insulation suppliers worldwide at a glance

As of Nov 3, 2026
24.1%Verified-email coverage
10.6Average contacts per company
11-50Median size (employees)
0.9%Largest-city concentration · Sao Paulo
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
415
11-50
474
51-200
210
201-500
51
501-1,000
19
1,001-5,000
14

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 vacuum furnace insulation suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “vacuum furnace insulation 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. 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 3,106 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 November 3, 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.

Vacuum furnace insulation suppliers by location

8 lists · largest first

Every Vacuum furnace insulation suppliers 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 “vacuum furnace insulation suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many vacuum furnace insulation suppliers are there worldwide?

RevenueBase identified 1,213 company matches for vacuum furnace insulation suppliers worldwide as of November 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?

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

Which country has the most vacuum furnace insulation suppliers?

The United States leads with 120 companies, followed by India (91) and Germany (85). Every vacuum furnace insulation suppliers list by country and city is linked on this page.

Which city has the most vacuum furnace insulation suppliers?

Sao Paulo leads with 11 company records, followed by Houston (10) and Istanbul (10).

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 3,106 professional contacts with verified work emails tracked across these 1,213 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 November 3, 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.