Company lists · Data refreshed September 2026

Top 25 Industrial insulation manufacturers worldwide

Name: Industrial insulation manufacturers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 7,526 companies tracked

RevenueBase identified 7,526 company matches for industrial insulation manufacturers worldwide as of September 2026 and tracks 102,270 professional contacts across them, including 26,087 with verified work emails. The United States is the largest market and Istanbul the largest hub.

This list covers company matches for industrial insulation manufacturers 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 30, 2026. Country and city lists for industrial insulation manufacturers 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 30, 2026 How this list was built

7,526Companies

102,270Contacts tracked

26,087Verified emails

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The 25 largest industrial insulation manufacturers worldwide

Ranked by team size

Top 25 of 7,526 company matches for industrial insulation manufacturers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	KNAUF	Exact match	Iphofen, GermanyHQ recorded Sep 30, 2026	10001+	4,158 contacts →
	Exact match “Everyone sees opportunity differently.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Johns Manville	Exact match	Denver, CO, United StatesHQ recorded Sep 30, 2026	5,001-10,000	2,811 contacts →
	Exact match “At Johns Manville, we build on decades of experience to manufacture commercial roofing, premium-quality insulation and a variety of engineered products for our customers.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Rockwool Group	Exact match	Hedehusene, DenmarkHQ recorded Sep 30, 2026	10001+	2,632 contacts →
	Exact match “At ROCKWOOL, everything we do is based on releasing the natural power of stone to enrich modern living.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	Calderys	Exact match	Paris, FranceHQ recorded Sep 30, 2026	1,001-5,000	1,724 contacts →
	Exact match “Calderys is a leading global provider for industries operating in high-temperature conditions.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5	Armacell	Exact match	Capellen, LuxembourgHQ recorded Sep 30, 2026	1,001-5,000	1,314 contacts →
	Exact match “ARMACELL - DRIVING ENERGY EFFICIENCY Armacell is the inventor of flexible elastomeric foams for equipment insulation.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	SIG PLC	Exact match	Sheffield, United KingdomHQ recorded Sep 30, 2026	5,001-10,000	1,059 contacts →
	Exact match “SIG is a leading pan-European provider of specialist construction and insulation products.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Kingspan Insulation	Exact match	Leominster, United StatesHQ recorded Sep 30, 2026	1,001-5,000	955 contacts →
	Exact match “Kingspan Insulation is the industry leading manufacturer of innovative insulation solutions, which help create a more sustainable and energy efficient built environment.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Lloyd Insulations India Limited	Exact match	New Delhi, IndiaHQ recorded Sep 30, 2026	1,001-5,000	868 contacts →
	Exact match “Lloyd Insulation is one of India’s leading companies offering end to end industry solutions that help create a more sustainable and energy-efficient built environment.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	Recticel	Exact match	Brussels, BelgiumHQ recorded Sep 30, 2026	1,001-5,000	707 contacts →
	Exact match “Recticel Group is a leading insulation company with headquarters in Belgium and operations in eight countries across Europa and the US.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	Topbuild	Exact match	Daytona Beach, FL, United StatesHQ recorded Sep 30, 2026	n/a	692 contacts →
	Exact match “TopBuild is now QXO.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	Kaefer France	Exact match	Courbevoie, FranceHQ recorded Sep 30, 2026	1,001-5,000	671 contacts →
	Exact match “KAEFER WANNER, leader français de l’isolation industrielle, est un partenaire très demandé en Isolation Thermique Industrielle et Nucléaire, Echafaudage, Désamiantage, Protection…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	Kaefer Norway	Exact match	Stavanger, NorwayHQ recorded Sep 30, 2026	1,001-5,000	663 contacts →
	Exact match “KAEFER is a part of the KAEFER Group, one of Europe’s largest construction companies.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	Hira Industries LLC	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 30, 2026	1,001-5,000	612 contacts →
	Exact match “Hira Industries \| Serving the Building & Construction Industry Since 1980.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Ursa By Etex	Exact match	Madrid, SpainHQ recorded Sep 30, 2026	1,001-5,000	605 contacts →
	Exact match “URSA is a company dedicated to the manufacture and commercialization of thermal and acoustic insulation materials oriented towards sustainability and energy efficiency in…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	SPI	Exact match	Charlotte, NC, United StatesHQ recorded Sep 30, 2026	1,001-5,000	571 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 · Sep 30, 2026 · View company records in RevenueBase
16	PAROC	Exact match	Helsinki, FinlandHQ recorded Sep 30, 2026	1,001-5,000	501 contacts →
	Exact match “When you work with us you are making the world a better place.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	Distribution International	Exact match	Houston, TX, United StatesHQ recorded Sep 30, 2026	1,001-5,000	488 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 · Sep 30, 2026 · View company records in RevenueBase
18	VON Roll	Exact match	Wesel, GermanyHQ recorded Sep 30, 2026	1,001-5,000	434 contacts →
	Exact match “Please note that this account is no longer being actively managed.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Logstor District Heating Solutions	Exact match	DenmarkHQ recorded Sep 30, 2026	1,001-5,000	425 contacts →
	Exact match “With more than 50 years of research, development and experience, we have become the leading manufacturer of pre-insulated pipe systems.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	KPS Global LLC	Exact match	Fort Worth, TX, United StatesHQ recorded Sep 30, 2026	501-1,000	419 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21	Unifrax	Exact match	Tonawanda, NY, United StatesHQ recorded Sep 30, 2026	1,001-5,000	398 contacts →
	Exact match “At Unifrax, we provide innovative solutions to our customers' application problems across several different industries.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22	STO Corp	Exact match	Atlanta, GA, United StatesHQ recorded Sep 30, 2026	51-200	396 contacts →
	Exact match “Sto is an international technology leader in the design and production of innovative building materials tailored to human needs.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23	General Insulation Company, INC	Exact match	Medford, MA, United StatesHQ recorded Sep 30, 2026	501-1,000	342 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24	Relats	Exact match	Caldes De Montbui, SpainHQ recorded Sep 30, 2026	1,001-5,000	337 contacts →
	Exact match “Founded in 1957 in Caldes de Montbui (Barcelona) by Vicenç Relats Arimon, we are a multinational Catalan family company with a proud tradition of innovation and sustainability.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25	Alpha Insulation & Waterproofing	Exact match	Marietta, GA, United StatesHQ recorded Sep 30, 2026	501-1,000	335 contacts →
	Exact match “With over a quarter-century of experience in commercial insulation, waterproofing, spray fireproofing, spray foam insulation, and restoration, Alpha has served as the benchmark…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “industrial insulation manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 7,526 industrial insulation manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 26,087 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial insulation manufacturers worldwide at a glance

As of Sep 30, 2026

25.5%Verified-email coverage

13.6Average contacts per company

11-50Median size (employees)

0.9%Largest-city concentration · Istanbul

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

2,696

11-50

2,753

51-200

1,275

201-500

438

501-1,000

115

1,001-5,000

108

5,001-10,000

10001+

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 industrial insulation manufacturers are linked below.
What qualifies: Company records worldwide whose business descriptions match “industrial insulation manufacturers” 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 26,087 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 30, 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.

Industrial insulation manufacturers by location

35 lists · largest first

Every Industrial insulation manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “industrial insulation manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial insulation manufacturers are there worldwide?

RevenueBase identified 7,526 company matches for industrial insulation manufacturers 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?

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

Which country has the most industrial insulation manufacturers?

The United States leads with 1,344 companies, followed by India (465) and the United Kingdom (412). Every industrial insulation manufacturers list by country and city is linked on this page.

Which city has the most industrial insulation manufacturers?

Istanbul leads with 68 company records, followed by Mumbai (39) and Houston (36).

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 26,087 professional contacts with verified work emails tracked across these 7,526 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 30, 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.