Company lists · Data refreshed November 2026

Top 25 Vinyl insulators suppliers worldwide

RevenueBase identified 757 company matches for vinyl insulators suppliers worldwide as of November 2026 and tracks 10,902 professional contacts across them, including 2,344 with verified work emails. India is the largest market and Delhi the largest hub.

This list covers company matches for vinyl insulators suppliers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 3, 2026. Country and city lists for vinyl insulators suppliers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 3, 2026 How this list was built
757Companies
10,902Contacts tracked
2,344Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest vinyl insulators suppliers worldwide

Ranked by team size
Top 25 of 757 company matches for vinyl insulators suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchWinterbach, FranceHQ recorded Nov 3, 20261,001-5,000606 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 · Nov 3, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20261,001-5,000517 contacts →

Exact match

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

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

Exact match

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

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchRamsey, NJ, United StatesHQ recorded Nov 3, 20261,001-5,000498 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 · Nov 3, 2026 · View company records in RevenueBase
5Exact matchWesel, GermanyHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
6Exact matchMedford, MA, United StatesHQ recorded Nov 3, 2026501-1,000340 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
7Exact matchWiener Neudorf, PA, MexicoHQ recorded Nov 3, 20261,001-5,000287 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 · Nov 3, 2026 · View company records in RevenueBase
8Exact matchCourbevoie, QC, FranceHQ recorded Nov 3, 2026501-1,000233 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 · Nov 3, 2026 · View company records in RevenueBase
9Exact matchItu, BrazilHQ recorded Nov 3, 2026201-500153 contacts →

Exact match

“ISOLET is a company based out of Rod.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
10Exact matchIstanbul, TürkiyeHQ recorded Nov 3, 2026501-1,000146 contacts →

Exact match

“ALCE Elektrik is a global provider in energy sector with solutions for measurement and insulation devices.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
11Exact matchBlomberg, GermanyHQ recorded Nov 3, 2026201-500110 contacts →

Exact match

“The core competence of SynFlex lies in the development, manufacturing and distribution of conducting and insulating products for the electrical insulation systems of electrical…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchTimbó, BrazilHQ recorded Nov 3, 2026201-500110 contacts →

Exact match

“Germer é resultado de contínuos investimentos em modernização tecnológica, pesquisas e treinamentos ao longo de mais de 40 anos de existência.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
13Exact matchNashik, IndiaHQ recorded Nov 3, 2026201-500106 contacts →

Exact match

“Manufacturer of specialty flexible & rigid insulating materials for industry leaders in wind, hydro & turbo-generators, inverters, drives & electrical panels, switch-gears, bus…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
14Exact matchIndiaHQ recorded Nov 3, 20261,001-5,000103 contacts →

Exact match

“Manufacturers of Ceramic Porcelain High Voltage Electrical Insulators”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchLondon, GA, CanadaHQ recorded Nov 3, 202651-20087 contacts →

Exact match

“Founded in 1982, CANDUCT INDUSTRIES is a leading manufacturer Electrical Insulation, primarily used for cooling for oil cooled transformers.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
16Exact matchPedreira Sp, BrazilHQ recorded Nov 3, 2026201-50071 contacts →

Exact match

“A Cerâmica Santa Terezinha S.A- CST - localizada em Pedreira a 150 KM de São Paulo.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
17Exact matchSección, MexicoHQ recorded Nov 3, 202651-20066 contacts →

Exact match

“Empresa dedicada a la manufactura de núcleos componentes, kits de aislantes para trasformadores, motores, tableros eléctricos y distribución de materiales y equipos para la…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchVienna, AustriaHQ recorded Nov 3, 20261,001-5,00060 contacts →

Exact match

“ABOUT PPC INSULATORS PPC INSULATORS has over one hundred years of experience and is one of the world's leading manufacturer and supplier of state-of-the-art electrical porcelain…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
19Exact matchSao Paulo, BrazilHQ recorded Nov 3, 202651-20056 contacts →

Exact match

“A FERCOM atua desde 1977 no mercado brasileiro, oferecendo soluções em vedação e isolação industrial, com fabricação própria e ampla variedade de produtos.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
20Exact matchFernando De La Mora, ParaguayHQ recorded Nov 3, 202651-20053 contacts →

Exact match

“Industria Paraguaya de Cobre S.A, INPACO es la primera y única empresa en Paraguay dedicada a la fabricación de cables de cobre y aluminio aislados para baja tensión y cables…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchRozzano, ItalyHQ recorded Nov 3, 202651-20052 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
22Exact matchMumbai, IndiaHQ recorded Nov 3, 202651-20050 contacts →

Exact match

“Electrical Insulation for rotating and static machines.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchEdmonton, AB, CanadaHQ recorded Nov 3, 202651-20048 contacts →

Exact match

“Since 1991 Ideal Products has evolved into one of the most successful manufacturing companies in the world.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
24Exact matchMassamagrell, SpainHQ recorded Nov 3, 202651-20045 contacts →

Exact match

“Poinsa, a company founded in 1978, a benchmark among the main European manufacturers of electroceramic and polymeric insulators.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchCommerce, CA, United StatesHQ recorded Nov 3, 202651-20042 contacts →

Exact match

“Insul-Therm Intl.”

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

Showing 25 of 757 vinyl insulators suppliers worldwide

See the full list, filter by size, metro and specialty, and access 2,344 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Vinyl insulators suppliers worldwide at a glance

As of Nov 3, 2026
21.5%Verified-email coverage
14.4Average contacts per company
11-50Median size (employees)
1.8%Largest-city concentration · Delhi
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
203
11-50
255
51-200
180
201-500
60
501-1,000
18
1,001-5,000
24
10001+
1

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 vinyl insulators suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “vinyl insulators 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 2,344 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 3, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Vinyl insulators suppliers by location

5 lists · largest first

Every Vinyl insulators 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 “vinyl insulators suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many vinyl insulators suppliers are there worldwide?

RevenueBase identified 757 company matches for vinyl insulators 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?

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

Which country has the most vinyl insulators suppliers?

India leads with 166 companies, followed by the United States (88) and Brazil (41). Every vinyl insulators suppliers list by country and city is linked on this page.

Which city has the most vinyl insulators suppliers?

Delhi leads with 14 company records, followed by Mumbai (14) and Vadodara (14).

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 2,344 professional contacts with verified work emails tracked across these 757 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 3, 2026.

Ready to reach these companies? Verified emails and direct dials for all 757 vinyl insulators suppliers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.