Company lists · Data refreshed October 2026
Top 25 Insulator manufacturers worldwide
RevenueBase identified 6,673 company matches for insulator manufacturers worldwide as of October 2026 and tracks 74,216 professional contacts across them, including 16,897 with verified work emails. The United States is the largest market and Istanbul the largest hub.
This list covers company matches for insulator 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 October 16, 2026. Country and city lists for insulator 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.
The 25 largest insulator manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,705 contacts → | ||||
Exact match “Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 2 | 1,384 contacts → | ||||
Exact match “ARMACELL - DRIVING ENERGY EFFICIENCY Armacell is the inventor of flexible elastomeric foams for equipment insulation.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 3 | 975 contacts → | ||||
Exact match “At Kingspan, we're on a mission to transform the built environment through inspiration, innovation and insight.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 4 | 937 contacts → | ||||
Exact match “MacLean Power Systems (MPS), headquartered in Fort Mill, SC, is LEADING THE WAY™ in delivering innovative, reliable, and resilient solutions for the electric utility…” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 5 | 755 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 · Oct 16, 2026 · View company records in RevenueBase | |||||
| 6 | 701 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 · Oct 16, 2026 · View company records in RevenueBase | |||||
| 7 | 618 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 · Oct 16, 2026 · View company records in RevenueBase | |||||
| 8 | 580 contacts → | ||||
Exact match “PFISTERER is a globally leading and independent technology company with head offices in Winterbach near Stuttgart, Germany.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 9 | 529 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 · Oct 16, 2026 · View company records in RevenueBase | |||||
| 10 | 524 contacts → | ||||
Exact match “When you work with us you are making the world a better place.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 11 | 504 contacts → | ||||
Exact match “ROCKWOOL® is the world’s leading manufacturer of stone wool insulation.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 12 | 488 contacts → | ||||
Exact match “The Okonite Company was founded in 1878 making it one of the original insulators of electrical wire and cable in the United States.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 13 | 484 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 · Oct 16, 2026 · View company records in RevenueBase | |||||
| 14 | 438 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 15 | 421 contacts → | ||||
Exact match “At Unifrax, we provide innovative solutions to our customers' application problems across several different industries.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 16 | 412 contacts → | ||||
Exact match “Please note that this account is no longer being actively managed.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 17 | 342 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 18 | 328 contacts → | ||||
Exact match “Tarihçe Türkiye yalıtım sektörünün öncüsü olarak 1965 yılında kurulan İzocam A.Ş'nin Gebze'deki ilk fabrikası 1967 yılında camyünü üretimine başlayarak faaliyete geçmiştir.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 19 | 327 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 · Oct 16, 2026 · View company records in RevenueBase | |||||
| 20 | 315 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 · Oct 16, 2026 · View company records in RevenueBase | |||||
| 21 | 308 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 22 | 280 contacts → | ||||
Exact match “ISOVOLTA Group is a leading international manufacturer of electrical insulating materials, technical laminates and composites and maintains a global presence.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 23 | 267 contacts → | ||||
Exact match “A DânicaZipco é a marca líder em sistemas termoisolantes e coberturas metálicas na América Latina.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 24 | 234 contacts → | ||||
Exact match “For 75 years Sediver has specialized in overhead line insulation technology - research, design, manufacturing, testing and supply of insulators for AC and DC applications designed…” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase | |||||
| 25 | 234 contacts → | ||||
Exact match “Modern Insulators ltd is India’s largest manufacturer and exporter of equipment porcelain insulators, working closely with OEMs, Indian Railways, National and Regional Utilities…” Recorded in the RevenueBase company graph · Oct 16, 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 “insulator 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 6,673 insulator manufacturers worldwide
See the full list, filter by size, metro and specialty, and access 16,897 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Insulator manufacturers worldwide at a glance
As of Oct 16, 2026Companies by employee count
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 insulator manufacturers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “insulator 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 16,897 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 October 16, 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.
Insulator manufacturers by location
31 lists · largest firstEvery Insulator manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Insulator manufacturers based in the United States1,052
- Insulator manufacturers based in India632
- Insulator manufacturers based in the United Kingdom388
- Insulator manufacturers based in France322
- Insulator manufacturers based in Italy294
- Insulator manufacturers based in Germany255
- Insulator manufacturers based in Türkiye248
- Insulator manufacturers based in the Netherlands232
- Insulator manufacturers based in Canada229
- Insulator manufacturers based in Brazil205
- Insulator manufacturers based in Spain142
- Insulator manufacturers based in Australia136
- Insulator manufacturers based in Poland97
- Insulator manufacturers based in Belgium91
- Insulator manufacturers based in Switzerland77
- Insulator manufacturers based in Mexico74
- Insulator manufacturers based in Denmark52
- Insulator manufacturers based in Sweden49
- Insulator manufacturers based in Argentina45
- Insulator manufacturers based in the United Arab Emirates45
- Insulator manufacturers based in Czechia43
- Insulator manufacturers based in Austria41
- Insulator manufacturers based in New Zealand41
- Insulator manufacturers based in Romania39
- Insulator manufacturers based in Ireland35
- Insulator manufacturers based in Norway34
- Insulator manufacturers based in Portugal32
- Insulator manufacturers based in Finland29
- Insulator manufacturers based in Hungary29
- Insulator manufacturers based in Saudi Arabia25
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 “insulator manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many insulator manufacturers are there worldwide?
RevenueBase identified 6,673 company matches for insulator manufacturers worldwide as of October 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 insulator manufacturers?
The United States leads with 1,052 companies, followed by India (632) and the United Kingdom (388). Every insulator manufacturers list by country and city is linked on this page.
Which city has the most insulator manufacturers?
Istanbul leads with 54 company records, followed by Delhi (41) and Mumbai (41).
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 16,897 professional contacts with verified work emails tracked across these 6,673 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 October 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 6,673 insulator manufacturers worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 insulator manufacturers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 6,673 matching company records for insulator manufacturers worldwide, with 74,216 tracked contacts and 16,897 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 insulator manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Knauf Insulationknaufinsulation.com HQ: Vise, BelgiumReported employees: 5,001-10,000 | Vise, Belgium | 5,001-10,000 | Exact match | 1,705 contacts → |
“Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Armacellarmacell.comHQ: Capellen, LuxembourgReported employees: 1,001-5,000 | Capellen, Luxembourg | 1,001-5,000 | Exact match | 1,384 contacts → |
“ARMACELL - DRIVING ENERGY EFFICIENCY Armacell is the inventor of flexible elastomeric foams for equipment insulation.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Kingspan Groupkingspan.comHQ: Kingscourt, IrelandReported employees: 10001+ | Kingscourt, Ireland | 10001+ | Exact match | 975 contacts → |
“At Kingspan, we're on a mission to transform the built environment through inspiration, innovation and insight.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Maclean Power Systemsmacleanpower.comHQ: Fort Mill, SC, United StatesReported employees: 1,001-5,000 | Fort Mill, SC, United States | 1,001-5,000 | Exact match | 937 contacts → |
“MacLean Power Systems (MPS), headquartered in Fort Mill, SC, is LEADING THE WAY™ in delivering innovative, reliable, and resilient solutions for the electric utility…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Recticelrecticel.com HQ: Brussels, BelgiumReported employees: 1,001-5,000 | Brussels, Belgium | 1,001-5,000 | Exact match | 755 contacts → |
“Recticel Group is a leading insulation company with headquarters in Belgium and operations in eight countries across Europa and the US.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kaefer Francekaefer.fr HQ: Courbevoie, FranceReported employees: 1,001-5,000 | Courbevoie, France | 1,001-5,000 | Exact match | 701 contacts → |
“KAEFER WANNER, leader français de l’isolation industrielle, est un partenaire très demandé en Isolation Thermique Industrielle et Nucléaire, Echafaudage, Désamiantage, Protection…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ursa By Etexursa.com HQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 618 contacts → |
“URSA is a company dedicated to the manufacture and commercialization of thermal and acoustic insulation materials oriented towards sustainability and energy efficiency in…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Pfistererpfisterer.com HQ: Winterbach, FranceReported employees: 1,001-5,000 | Winterbach, France | 1,001-5,000 | Exact match | 580 contacts → |
“PFISTERER is a globally leading and independent technology company with head offices in Winterbach near Stuttgart, Germany.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | SPIspi-co.com HQ: Charlotte, NC, United StatesReported employees: 1,001-5,000 | Charlotte, NC, United States | 1,001-5,000 | Exact match | 529 contacts → |
“SPI is a global leader in the Distribution and Specialty Fabrication of insulation products for Thermal, Acoustic, Fire Protection and Refractory applications.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | PAROCparoc.com HQ: Helsinki, FinlandReported employees: 1,001-5,000 | Helsinki, Finland | 1,001-5,000 | Exact match | 524 contacts → |
“When you work with us you are making the world a better place.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Rockwool North Americarockwool.com HQ: Milton, ON, CanadaReported employees: 1,001-5,000 | Milton, ON, Canada | 1,001-5,000 | Exact match | 504 contacts → |
“ROCKWOOL® is the world’s leading manufacturer of stone wool insulation.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | The Okonite Companyokonite.com HQ: Ramsey, NJ, United StatesReported employees: 1,001-5,000 | Ramsey, NJ, United States | 1,001-5,000 | Exact match | 488 contacts → |
“The Okonite Company was founded in 1878 making it one of the original insulators of electrical wire and cable in the United States.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Distribution Internationaldistributioninternational.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 484 contacts → |
“Distribution International (DI) a leading distributor of thermal and acoustical insulation and related supplies for maintenance and repair operations in the United States.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | KPS Global LLCkpsglobal.com HQ: Fort Worth, TX, United StatesReported employees: 501-1,000 | Fort Worth, TX, United States | 501-1,000 | Exact match | 438 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Unifraxunifrax.com HQ: Tonawanda, NY, United StatesReported employees: 1,001-5,000 | Tonawanda, NY, United States | 1,001-5,000 | Exact match | 421 contacts → |
“At Unifrax, we provide innovative solutions to our customers' application problems across several different industries.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | VON Rollelantas.com HQ: Wesel, GermanyReported employees: 1,001-5,000 | Wesel, Germany | 1,001-5,000 | Exact match | 412 contacts → |
“Please note that this account is no longer being actively managed.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | General Insulation Company, INCgeneralinsulation.com HQ: Medford, MA, United StatesReported employees: 501-1,000 | Medford, MA, United States | 501-1,000 | Exact match | 342 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | İzocamizocam.com.tr HQ: İstanbul, TürkiyeReported employees: 501-1,000 | İstanbul, Türkiye | 501-1,000 | Exact match | 328 contacts → |
“Tarihçe Türkiye yalıtım sektörünün öncüsü olarak 1965 yılında kurulan İzocam A.Ş'nin Gebze'deki ilk fabrikası 1967 yılında camyünü üretimine başlayarak faaliyete geçmiştir.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Darchem Engineeringdarchem.com HQ: Stillington, United KingdomReported employees: 501-1,000 | Stillington, United Kingdom | 501-1,000 | Exact match | 327 contacts → |
“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 description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Wego Systembaustoffe Gmbhzusammenbauen.de HQ: Hanau-steinheim, GermanyReported employees: 1,001-5,000 | Hanau-steinheim, Germany | 1,001-5,000 | Exact match | 315 contacts → |
“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 description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Tmjo Teras Meisei Joint Operationttp.co.id HQ: IndonesiaReported employees: 501-1,000 | Indonesia | 501-1,000 | Exact match | 308 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Isovolta Groupisovolta.com HQ: Wiener Neudorf, MexicoReported employees: 1,001-5,000 | Wiener Neudorf, Mexico | 1,001-5,000 | Exact match | 280 contacts → |
“ISOVOLTA Group is a leading international manufacturer of electrical insulating materials, technical laminates and composites and maintains a global presence.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Dânica Soluções Termoisolantes Integradas S.Adanica.com.br HQ: Joinville, BrazilReported employees: 201-500 | Joinville, Brazil | 201-500 | Exact match | 267 contacts → |
“A DânicaZipco é a marca líder em sistemas termoisolantes e coberturas metálicas na América Latina.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Sediversediver.com HQ: Courbevoie, FranceReported employees: 501-1,000 | Courbevoie, France | 501-1,000 | Exact match | 234 contacts → |
“For 75 years Sediver has specialized in overhead line insulation technology - research, design, manufacturing, testing and supply of insulators for AC and DC applications designed…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Modern Insulators LTDmoderninsulators.com HQ: Abu Road, IndiaReported employees: 1,001-5,000 | Abu Road, India | 1,001-5,000 | Exact match | 234 contacts → |
“Modern Insulators ltd is India’s largest manufacturer and exporter of equipment porcelain insulators, working closely with OEMs, Indian Railways, National and Regional Utilities…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,673 company matches
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Insulator manufacturers: dataset insights
October 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
6,586 records in the displayed employee bands.
87 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 6,673 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Insulator manufacturers by location
31 lists · largest firstEvery Insulator manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Insulator manufacturers based in the United States1,052
- Insulator manufacturers based in India632
- Insulator manufacturers based in the United Kingdom388
- Insulator manufacturers based in France322
- Insulator manufacturers based in Italy294
- Insulator manufacturers based in Germany255
- Insulator manufacturers based in Türkiye248
- Insulator manufacturers based in the Netherlands232
- Insulator manufacturers based in Canada229
- Insulator manufacturers based in Brazil205
- Insulator manufacturers based in Spain142
- Insulator manufacturers based in Australia136
- Insulator manufacturers based in Poland97
- Insulator manufacturers based in Belgium91
- Insulator manufacturers based in Switzerland77
- Insulator manufacturers based in Mexico74
- Insulator manufacturers based in Denmark52
- Insulator manufacturers based in Sweden49
- Insulator manufacturers based in Argentina45
- Insulator manufacturers based in the United Arab Emirates45
- Insulator manufacturers based in Czechia43
- Insulator manufacturers based in Austria41
- Insulator manufacturers based in New Zealand41
- Insulator manufacturers based in Romania39
- Insulator manufacturers based in Ireland35
- Insulator manufacturers based in Norway34
- Insulator manufacturers based in Portugal32
- Insulator manufacturers based in Finland29
- Insulator manufacturers based in Hungary29
- Insulator manufacturers based in Saudi Arabia25
Cities
Questions about this company list
What does Exact match mean for insulator manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many insulator manufacturers did RevenueBase find worldwide?
The saved snapshot records 6,673 matching company records, 74,216 tracked contacts and 16,897 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 insulator manufacturers worldwide. Snapshot: October 16, 2026. https://revenuebase.ai/companies/browse/insulator-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 insulator manufacturers worldwide
RevenueBase records 6,673 matching company records for insulator manufacturers worldwide, with 74,216 tracked contacts and 16,897 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 insulator manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Knauf Insulationknaufinsulation.com HQ: Vise, BelgiumReported employees: 5,001-10,000 | Vise, Belgium | 5,001-10,000 | Exact match | 1,705 contacts → |
“Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Armacellarmacell.com HQ: Capellen, LuxembourgReported employees: 1,001-5,000 | Capellen, Luxembourg | 1,001-5,000 | Exact match | 1,384 contacts → |
“ARMACELL - DRIVING ENERGY EFFICIENCY Armacell is the inventor of flexible elastomeric foams for equipment insulation.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Kingspan Groupkingspan.com HQ: Kingscourt, IrelandReported employees: 10001+ | Kingscourt, Ireland | 10001+ | Exact match | 975 contacts → |
“At Kingspan, we're on a mission to transform the built environment through inspiration, innovation and insight.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Maclean Power Systemsmacleanpower.com HQ: Fort Mill, SC, United StatesReported employees: 1,001-5,000 | Fort Mill, SC, United States | 1,001-5,000 | Exact match | 937 contacts → |
“MacLean Power Systems (MPS), headquartered in Fort Mill, SC, is LEADING THE WAY™ in delivering innovative, reliable, and resilient solutions for the electric utility…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Recticelrecticel.com HQ: Brussels, BelgiumReported employees: 1,001-5,000 | Brussels, Belgium | 1,001-5,000 | Exact match | 755 contacts → |
“Recticel Group is a leading insulation company with headquarters in Belgium and operations in eight countries across Europa and the US.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kaefer Francekaefer.fr HQ: Courbevoie, FranceReported employees: 1,001-5,000 | Courbevoie, France | 1,001-5,000 | Exact match | 701 contacts → |
“KAEFER WANNER, leader français de l’isolation industrielle, est un partenaire très demandé en Isolation Thermique Industrielle et Nucléaire, Echafaudage, Désamiantage, Protection…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ursa By Etexursa.com HQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 618 contacts → |
“URSA is a company dedicated to the manufacture and commercialization of thermal and acoustic insulation materials oriented towards sustainability and energy efficiency in…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Pfistererpfisterer.com HQ: Winterbach, FranceReported employees: 1,001-5,000 | Winterbach, France | 1,001-5,000 | Exact match | 580 contacts → |
“PFISTERER is a globally leading and independent technology company with head offices in Winterbach near Stuttgart, Germany.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | SPIspi-co.com HQ: Charlotte, NC, United StatesReported employees: 1,001-5,000 | Charlotte, NC, United States | 1,001-5,000 | Exact match | 529 contacts → |
“SPI is a global leader in the Distribution and Specialty Fabrication of insulation products for Thermal, Acoustic, Fire Protection and Refractory applications.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | PAROCparoc.com HQ: Helsinki, FinlandReported employees: 1,001-5,000 | Helsinki, Finland | 1,001-5,000 | Exact match | 524 contacts → |
“When you work with us you are making the world a better place.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Rockwool North Americarockwool.com HQ: Milton, ON, CanadaReported employees: 1,001-5,000 | Milton, ON, Canada | 1,001-5,000 | Exact match | 504 contacts → |
“ROCKWOOL® is the world’s leading manufacturer of stone wool insulation.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | The Okonite Companyokonite.com HQ: Ramsey, NJ, United StatesReported employees: 1,001-5,000 | Ramsey, NJ, United States | 1,001-5,000 | Exact match | 488 contacts → |
“The Okonite Company was founded in 1878 making it one of the original insulators of electrical wire and cable in the United States.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Distribution Internationaldistributioninternational.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 484 contacts → |
“Distribution International (DI) a leading distributor of thermal and acoustical insulation and related supplies for maintenance and repair operations in the United States.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | KPS Global LLCkpsglobal.com HQ: Fort Worth, TX, United StatesReported employees: 501-1,000 | Fort Worth, TX, United States | 501-1,000 | Exact match | 438 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Unifraxunifrax.com HQ: Tonawanda, NY, United StatesReported employees: 1,001-5,000 | Tonawanda, NY, United States | 1,001-5,000 | Exact match | 421 contacts → |
“At Unifrax, we provide innovative solutions to our customers' application problems across several different industries.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | VON Rollelantas.com HQ: Wesel, GermanyReported employees: 1,001-5,000 | Wesel, Germany | 1,001-5,000 | Exact match | 412 contacts → |
“Please note that this account is no longer being actively managed.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | General Insulation Company, INCgeneralinsulation.com HQ: Medford, MA, United StatesReported employees: 501-1,000 | Medford, MA, United States | 501-1,000 | Exact match | 342 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | İzocamizocam.com.tr HQ: İstanbul, TürkiyeReported employees: 501-1,000 | İstanbul, Türkiye | 501-1,000 | Exact match | 328 contacts → |
“Tarihçe Türkiye yalıtım sektörünün öncüsü olarak 1965 yılında kurulan İzocam A.Ş'nin Gebze'deki ilk fabrikası 1967 yılında camyünü üretimine başlayarak faaliyete geçmiştir.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Darchem Engineeringdarchem.com HQ: Stillington, United KingdomReported employees: 501-1,000 | Stillington, United Kingdom | 501-1,000 | Exact match | 327 contacts → |
“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 description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Wego Systembaustoffe Gmbhzusammenbauen.de HQ: Hanau-steinheim, GermanyReported employees: 1,001-5,000 | Hanau-steinheim, Germany | 1,001-5,000 | Exact match | 315 contacts → |
“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 description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Tmjo Teras Meisei Joint Operationttp.co.id HQ: IndonesiaReported employees: 501-1,000 | Indonesia | 501-1,000 | Exact match | 308 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Isovolta Groupisovolta.com HQ: Wiener Neudorf, MexicoReported employees: 1,001-5,000 | Wiener Neudorf, Mexico | 1,001-5,000 | Exact match | 280 contacts → |
“ISOVOLTA Group is a leading international manufacturer of electrical insulating materials, technical laminates and composites and maintains a global presence.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Dânica Soluções Termoisolantes Integradas S.Adanica.com.br HQ: Joinville, BrazilReported employees: 201-500 | Joinville, Brazil | 201-500 | Exact match | 267 contacts → |
“A DânicaZipco é a marca líder em sistemas termoisolantes e coberturas metálicas na América Latina.” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Sediversediver.com HQ: Courbevoie, FranceReported employees: 501-1,000 | Courbevoie, France | 501-1,000 | Exact match | 234 contacts → |
“For 75 years Sediver has specialized in overhead line insulation technology - research, design, manufacturing, testing and supply of insulators for AC and DC applications designed…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Modern Insulators LTDmoderninsulators.com HQ: Abu Road, IndiaReported employees: 1,001-5,000 | Abu Road, India | 1,001-5,000 | Exact match | 234 contacts → |
“Modern Insulators ltd is India’s largest manufacturer and exporter of equipment porcelain insulators, working closely with OEMs, Indian Railways, National and Regional Utilities…” Recorded description excerpt · October 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,673 company matches
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Insulator manufacturers: dataset insights
October 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
6,586 records in the displayed employee bands.
87 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 6,673 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Insulator manufacturers by location
31 lists · largest firstEvery Insulator manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Insulator manufacturers based in the United States1,052
- Insulator manufacturers based in India632
- Insulator manufacturers based in the United Kingdom388
- Insulator manufacturers based in France322
- Insulator manufacturers based in Italy294
- Insulator manufacturers based in Germany255
- Insulator manufacturers based in Türkiye248
- Insulator manufacturers based in the Netherlands232
- Insulator manufacturers based in Canada229
- Insulator manufacturers based in Brazil205
- Insulator manufacturers based in Spain142
- Insulator manufacturers based in Australia136
- Insulator manufacturers based in Poland97
- Insulator manufacturers based in Belgium91
- Insulator manufacturers based in Switzerland77
- Insulator manufacturers based in Mexico74
- Insulator manufacturers based in Denmark52
- Insulator manufacturers based in Sweden49
- Insulator manufacturers based in Argentina45
- Insulator manufacturers based in the United Arab Emirates45
- Insulator manufacturers based in Czechia43
- Insulator manufacturers based in Austria41
- Insulator manufacturers based in New Zealand41
- Insulator manufacturers based in Romania39
- Insulator manufacturers based in Ireland35
- Insulator manufacturers based in Norway34
- Insulator manufacturers based in Portugal32
- Insulator manufacturers based in Finland29
- Insulator manufacturers based in Hungary29
- Insulator manufacturers based in Saudi Arabia25
Cities
Questions about this company list
What does Exact match mean for insulator manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many insulator manufacturers did RevenueBase find worldwide?
The saved snapshot records 6,673 matching company records, 74,216 tracked contacts and 16,897 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
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Cite this list
RevenueBase Data Team. Top 25 insulator manufacturers worldwide. Snapshot: October 16, 2026. https://revenuebase.ai/companies/browse/insulator-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗