Company lists · Data refreshed November 2026

Top 25 Transit insulation suppliers worldwide

RevenueBase identified 3,534 company matches for transit insulation suppliers worldwide as of November 2026 and tracks 48,601 professional contacts across them, including 11,896 with verified work emails. The United States is the largest market and Istanbul the largest hub.

This list covers company matches for transit 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 2, 2026. Country and city lists for transit 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 2, 2026 How this list was built
3,534Companies
48,601Contacts tracked
11,896Verified emails
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The 25 largest transit insulation suppliers worldwide

Ranked by team size
Top 25 of 3,534 company matches for transit insulation suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchVise, BelgiumHQ recorded Nov 2, 20265,001-10,0001,527 contacts →

Exact match

“Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchSingapore, LuxembourgHQ recorded Nov 2, 20261,001-5,0001,442 contacts →

Exact match

“ARMACELL - DRIVING ENERGY EFFICIENCY Armacell is the inventor of flexible elastomeric foams for equipment insulation.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchSheffield, United KingdomHQ recorded Nov 2, 20265,001-10,0001,109 contacts →

Exact match

“SIG is a leading pan-European provider of specialist construction and insulation products.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchKankaanpaa, GermanyHQ recorded Nov 2, 20261,001-5,000987 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 · Nov 2, 2026 · View company records in RevenueBase
5Exact matchBrussels, BelgiumHQ recorded Nov 2, 20261,001-5,000749 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 · Nov 2, 2026 · View company records in RevenueBase
6Exact matchCourbevoie, FranceHQ recorded Nov 2, 20261,001-5,000725 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 · Nov 2, 2026 · View company records in RevenueBase
7Exact matchMadrid, SpainHQ recorded Nov 2, 20261,001-5,000634 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 · Nov 2, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 2, 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 2, 2026 · View company records in RevenueBase
9Exact matchCharlotte, CT, United StatesHQ recorded Nov 2, 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 2, 2026 · View company records in RevenueBase
10Exact matchWesel, GermanyHQ recorded Nov 2, 20261,001-5,000419 contacts →

Exact match

“Please note that this account is no longer being actively managed.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchStillington, United KingdomHQ recorded Nov 2, 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 2, 2026 · View company records in RevenueBase
12Exact matchSouthfield, NC, United StatesHQ recorded Nov 2, 2026201-500356 contacts →

Exact match

“Janesville is a leading producer of automotive felt-based molded and die-cut products, operating as a Tier I and Tier II supplier to the automotive and transportation industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchMedford, MA, United StatesHQ recorded Nov 2, 2026501-1,000340 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchWetherby, United KingdomHQ recorded Nov 2, 2026501-1,000338 contacts →

Exact match

“Insulation, drywall, ceilings, construction products, external facades, flooring, partitioning, passive fire protection: whatever your project, Encon has the product range…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchHanau-steinheim, GermanyHQ recorded Nov 2, 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 2, 2026 · View company records in RevenueBase
16Exact matchIndonesiaHQ recorded Nov 2, 2026501-1,000311 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchRoermond, NetherlandsHQ recorded Nov 2, 20261,001-5,000309 contacts →

Exact match

“ROCKWOOL B.V.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchSt. Paul, CA, United StatesHQ recorded Nov 2, 2026501-1,000283 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchSaint Cyr En Val, FranceHQ recorded Nov 2, 2026201-500280 contacts →

Exact match

“Fondée en 1974, Thévenin SA s’est construite autour de valeurs fortes : proximité, écoute, courage, ambition, organisation, esprit d’entreprendre.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchJoinville, BrazilHQ recorded Nov 2, 2026201-500272 contacts →

Exact match

“A DânicaZipco é a marca líder em sistemas termoisolantes e coberturas metálicas na América Latina.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchMalakoff, FranceHQ recorded Nov 2, 2026201-500244 contacts →

Exact match

“Depuis près de 40 ans, LiTT est en France, le distributeur spécialiste de l’aménagement intérieur et de l’isolation.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchHuntersville, United StatesHQ recorded Nov 2, 2026201-500224 contacts →

Exact match

“NUTEC is a leading manufacturer of superior quality, high-temperature insulation and fire protection products.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchHarahan, LA, United StatesHQ recorded Nov 2, 20261,001-5,000220 contacts →

Exact match

“Founded in New Orleans, LA in 1970, Insulations, Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchBordj Bou Arreridj, AlgeriaHQ recorded Nov 2, 2026501-1,000201 contacts →

Exact match

“Solutions d'isolation à hautes performances thermiques, acoustiques et d'étanchéité”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchGemert, NetherlandsHQ recorded Nov 2, 202610001+200 contacts →

Exact match

“Kingspan Unidek is a supplier of innovative solutions for fast and efficient construction and insulation.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 3,534 transit insulation suppliers worldwide

See the full list, filter by size, metro and specialty, and access 11,896 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transit insulation suppliers worldwide at a glance

As of Nov 2, 2026
24.5%Verified-email coverage
13.8Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Istanbul
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
1,188
11-50
1,349
51-200
606
201-500
206
501-1,000
51
1,001-5,000
51
5,001-10,000
8
10001+
15

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 transit insulation suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “transit 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 11,896 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 2, 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.

Transit insulation suppliers by location

21 lists · largest first

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

How many transit insulation suppliers are there worldwide?

RevenueBase identified 3,534 company matches for transit 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?

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

Which country has the most transit insulation suppliers?

The United States leads with 434 companies, followed by the United Kingdom (243) and Italy (221). Every transit insulation suppliers list by country and city is linked on this page.

Which city has the most transit insulation suppliers?

Istanbul leads with 36 company records, followed by Mumbai (23) and Ankara (18).

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 11,896 professional contacts with verified work emails tracked across these 3,534 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 2, 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.