Company lists · Data refreshed September 2026

Top 25 Pipe insulation manufacturers worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 3,456 companies tracked

RevenueBase identified 3,456 pipe insulation manufacturers worldwide as of September 2026 and tracks 51,547 professional contacts across them, including 13,817 with verified work emails and 0 with mobile numbers. The United States is the largest market and Istanbul the largest hub.

This list covers pipe insulation 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 pipe insulation 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review

3,456Companies

51,547Contacts tracked

13,817Verified emails

0Mobile numbers

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The 25 largest pipe insulation manufacturers worldwide

Ranked by team size

Top 25 of 3,456 pipe insulation manufacturers worldwide, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to pipe insulation manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Knauf Insulation	Strong evidence	Vise, BelgiumHQ checked Sep 17, 2026	5,001-10,000	1,935 contacts →
	Strong evidence “Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions.” Source: RevenueBase Database · checked Sep 17, 2026
2	SIG PLC	Partial evidence	Sheffield, United KingdomHQ checked Sep 17, 2026	5,001-10,000	1,059 contacts →
	Partial evidence “SIG is a leading pan-European provider of specialist construction and insulation products.” Source: RevenueBase Database · checked Sep 17, 2026
3	Kingspan Insulation	Strong evidence	Leominster, United StatesHQ checked Sep 17, 2026	1,001-5,000	955 contacts →
	Strong evidence “Kingspan Insulation is the industry leading manufacturer of innovative insulation solutions, which help create a more sustainable and energy efficient built environment.” Source: RevenueBase Database · checked Sep 17, 2026
4	Recticel	Partial evidence	Brussels, BelgiumHQ checked Sep 17, 2026	1,001-5,000	707 contacts →
	Partial evidence “Recticel Group is a leading insulation company with headquarters in Belgium and operations in eight countries across Europa and the US.” Source: RevenueBase Database · checked Sep 17, 2026
5	Topbuild	Indirect evidence	Daytona Beach, FL, United StatesHQ checked Sep 17, 2026	n/a	692 contacts →
	Indirect evidence “TopBuild is now QXO.” Source: RevenueBase Database · checked Sep 17, 2026
6	Kaefer France	Indirect evidence	Courbevoie, FranceHQ checked Sep 17, 2026	1,001-5,000	671 contacts →
	Indirect evidence “KAEFER WANNER, leader français de l’isolation industrielle, est un partenaire très demandé en Isolation Thermique Industrielle et Nucléaire, Echafaudage, Désamiantage, Protection…” Source: RevenueBase Database · checked Sep 17, 2026
7	Hira Industries LLC	Indirect evidence	Dubai, United Arab EmiratesHQ checked Sep 17, 2026	1,001-5,000	612 contacts →
	Indirect evidence “Hira Industries \| Serving the Building & Construction Industry Since 1980.” Source: RevenueBase Database · checked Sep 17, 2026
8	Ursa By Etex	Strong evidence	Madrid, SpainHQ checked Sep 17, 2026	1,001-5,000	605 contacts →
	Strong evidence “URSA is a company dedicated to the manufacture and commercialization of thermal and acoustic insulation materials oriented towards sustainability and energy efficiency in…” Source: RevenueBase Database · checked Sep 17, 2026
9	Piping Technology & Products, INC	Indirect evidence	Houston, TX, United StatesHQ checked Sep 17, 2026	501-1,000	590 contacts →
	Indirect evidence “PT & P, along with its wholly-owned subsidiaries (U.S.” Source: RevenueBase Database · checked Sep 17, 2026
10	SPI	Partial evidence	Charlotte, NC, United StatesHQ checked Sep 17, 2026	1,001-5,000	571 contacts →
	Partial evidence “SPI is a global leader in the Distribution and Specialty Fabrication of insulation products for Thermal, Acoustic, Fire Protection and Refractory applications.” Source: RevenueBase Database · checked Sep 17, 2026
11	Rockwool North America	Strong evidence	Milton, ON, CanadaHQ checked Sep 17, 2026	1,001-5,000	493 contacts →
	Strong evidence “ROCKWOOL® is the world’s leading manufacturer of stone wool insulation.” Source: RevenueBase Database · checked Sep 17, 2026
12	Distribution International	Partial evidence	Houston, TX, United StatesHQ checked Sep 17, 2026	1,001-5,000	488 contacts →
	Partial evidence “Distribution International (DI) a leading distributor of thermal and acoustical insulation and related supplies for maintenance and repair operations in the United States.” Source: RevenueBase Database · checked Sep 17, 2026
13	Logstor District Heating Solutions	Strong evidence	DenmarkHQ checked Sep 17, 2026	1,001-5,000	425 contacts →
	Strong evidence “With more than 50 years of research, development and experience, we have become the leading manufacturer of pre-insulated pipe systems.” Source: RevenueBase Database · checked Sep 17, 2026
14	Perma-Pipe	Indirect evidence	Spring, TX, United StatesHQ checked Sep 17, 2026	501-1,000	372 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026
15	General Insulation Company, INC	Indirect evidence	Medford, MA, United StatesHQ checked Sep 17, 2026	501-1,000	342 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026
16	Alpha Insulation & Waterproofing	Partial evidence	Marietta, GA, United StatesHQ checked Sep 17, 2026	501-1,000	335 contacts →
	Partial evidence “With over a quarter-century of experience in commercial insulation, waterproofing, spray fireproofing, spray foam insulation, and restoration, Alpha has served as the benchmark…” Source: RevenueBase Database · checked Sep 17, 2026
17	Darchem Engineering	Indirect evidence	Stillington, United KingdomHQ checked Sep 17, 2026	501-1,000	317 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026
18	Wego Systembaustoffe Gmbh	Indirect evidence	Hanau-steinheim, GermanyHQ checked Sep 17, 2026	1,001-5,000	302 contacts →
	Indirect evidence “Wego Systembaustoffe GmbH ist mit dem Bereich Wärme, Kälte, Schall- und Brandschutz mit der Sparte VTI (Vertrieb Technischer Isolier- und Dämmstoffe) ein Tochterunternehmen der…” Source: RevenueBase Database · checked Sep 17, 2026
19	Macarthur CO	Indirect evidence	Saint Paul, MN, United StatesHQ checked Sep 17, 2026	501-1,000	278 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026
20	Thévenin Officiel	Indirect evidence	Saint Cyr En Val, FranceHQ checked Sep 17, 2026	201-500	251 contacts →
	Indirect evidence “Fondée en 1974, Thévenin SA s’est construite autour de valeurs fortes : proximité, écoute, courage, ambition, organisation, esprit d’entreprendre.” Source: RevenueBase Database · checked Sep 17, 2026
21	Danosa	Indirect evidence	Fontanar, CubaHQ checked Sep 17, 2026	201-500	251 contacts →
	Indirect evidence “DANOSA fabricante líder en España de láminas asfálticas impermeabilizantes, aislamiento térmico y acústico, drenajes y geotextiles para vivienda y obra civil.” Source: RevenueBase Database · checked Sep 17, 2026
22	I&i Insulations, INC	Partial evidence	Harahan, LA, United StatesHQ checked Sep 17, 2026	1,001-5,000	228 contacts →
	Partial evidence “Founded in New Orleans, LA in 1970, Insulations, Inc.” Source: RevenueBase Database · checked Sep 17, 2026
23	Minster	Partial evidence	Coventry, United KingdomHQ checked Sep 17, 2026	201-500	214 contacts →
	Partial evidence “Minster is one of the largest growing national specialist insulation and dry lining distributors in the UK.” Source: RevenueBase Database · checked Sep 17, 2026
24	Kingspan Unidek	Partial evidence	Gemert, NetherlandsHQ checked Sep 17, 2026	10001+	209 contacts →
	Partial evidence “Kingspan Unidek is a supplier of innovative solutions for fast and efficient construction and insulation.” Source: RevenueBase Database · checked Sep 17, 2026
25	NUTEC	Strong evidence	Huntersville, NC, United StatesHQ checked Sep 17, 2026	201-500	208 contacts →
	Strong evidence “NUTEC is a leading manufacturer of superior quality, high-temperature insulation and fire protection products.” Source: RevenueBase Database · checked Sep 17, 2026

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: pipe insulation 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 pipe insulation manufacturers.
Partial evidence: Its own public description names part of pipe insulation manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name pipe insulation 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 3,456 pipe insulation manufacturers worldwide

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Pipe insulation manufacturers worldwide at a glance

As of Sep 17, 2026

26.8%Verified-email coverage

14.9Average contacts per company

11-50Median size (employees)

1.3%Largest-city concentration · Istanbul

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

1,215

11-50

1,323

51-200

547

201-500

198

501-1,000

1,001-5,000

5,001-10,000

10001+

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 pipe insulation 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: 25 countries, largest first: the United States, the United Kingdom, Türkiye, India, France, Italy, Canada, Germany, the Netherlands, Brazil and 15 more. Country and city lists for pipe insulation manufacturers are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “pipe insulation 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 pipe insulation 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 pipe insulation 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, 13,817 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.

Pipe insulation manufacturers by location

25 lists · largest first

Every Pipe insulation manufacturers 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 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 pipe insulation 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 pipe insulation manufacturers are there worldwide?

RevenueBase identified 3,456 pipe insulation 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?

Knauf Insulation, headquartered in Vise, tops this list with the largest team on record.

Which country has the most pipe insulation manufacturers?

The United States leads with 867 companies, followed by the United Kingdom (281) and Türkiye (221). Every pipe insulation manufacturers list by country and city is linked on this page.

Which city has the most pipe insulation manufacturers?

Istanbul leads with 45 headquartered companies, followed by Houston (24) and Sao Paulo (22).

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 13,817 verified decision-maker contacts tracked across these 3,456 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.