Company lists · Data refreshed November 2026

Top 25 Steatite insulators suppliers worldwide

RevenueBase identified 265 company matches for steatite insulators suppliers worldwide as of November 2026 and tracks 3,283 professional contacts across them, including 495 with verified work emails. India is the largest market and Hyderabad the largest hub.

This list covers company matches for steatite 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 2, 2026. Country and city lists for steatite 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 2, 2026 How this list was built
265Companies
3,283Contacts tracked
495Verified emails
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The 25 largest steatite insulators suppliers worldwide

Ranked by team size
Top 25 of 265 company matches for steatite insulators 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 matchCourbevoie, FranceHQ recorded Nov 2, 2026501-1,000234 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 2, 2026 · View company records in RevenueBase
2Exact matchAbu Road, IndiaHQ recorded Nov 2, 20261,001-5,000234 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 · Nov 2, 2026 · View company records in RevenueBase
3Exact matchItu, BrazilHQ recorded Nov 2, 2026201-500146 contacts →

Exact match

“ISOLET is a company based out of Rod.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchIstanbul, TürkiyeHQ recorded Nov 2, 2026501-1,000142 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 2, 2026 · View company records in RevenueBase
5Exact matchTimbó, BrazilHQ recorded Nov 2, 2026201-500107 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 2, 2026 · View company records in RevenueBase
6Exact matchIndiaHQ recorded Nov 2, 20261,001-5,00094 contacts →

Exact match

“Manufacturers of Ceramic Porcelain High Voltage Electrical Insulators”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchVienna, AustriaHQ recorded Nov 2, 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 2, 2026 · View company records in RevenueBase
8Exact matchVila Nova De Gaia, PortugalHQ recorded Nov 2, 202651-20058 contacts →

Exact match

“Cerisol offers the most comprehensive range of porcelain post insulators up to highest AC and DC system voltages with the most progressive technology, engineering, and lifetime.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchRozzano, ItalyHQ recorded Nov 2, 202651-20050 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchMassamagrell, SpainHQ recorded Nov 2, 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 2, 2026 · View company records in RevenueBase
11Exact matchBhopal, IndiaHQ recorded Nov 2, 202651-20043 contacts →

Exact match

“Insulator And Electrical Company Manufacturer of 800 kva insulator, insulator & utrla high power insulator in Bhopal, Madhya Pradesh.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchItupeva, BrazilHQ recorded Nov 2, 202651-20036 contacts →

Exact match

“Empresa fundada em 2004, a ISOLETRI converte materiais isolantes a base de celulose para isolação de transformadores, reatores e equipamentos elétricos para baixa, média e alta…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchMenands, NY, United StatesHQ recorded Nov 2, 202651-20035 contacts →

Exact match

“Gerome Technologies Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchDelhi, IndiaHQ recorded Nov 2, 20261,001-5,00033 contacts →

Exact match

“CJI PORCELAIN is a manufacturer, supplier and exporter of electrical insulators in India.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchJaipur, IndiaHQ recorded Nov 2, 2026201-50025 contacts →

Exact match

“UMANG BOARDS, is the one of the India`s leading technology companies established in 2001, Umang Boards successfully developed manufacturing of most competitive and advanced…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchMorrow, GA, United StatesHQ recorded Nov 2, 202611-5024 contacts →

Exact match

“Vanguard Electric LLC: A Southern States Company is a company based out of Morrow, Georgia, United States.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchNottingham, United KingdomHQ recorded Nov 2, 202611-5023 contacts →

Exact match

“Since 1947, Termate has been engineering high-performance electrical insulation components trusted by engineers and manufacturers worldwide- OUR PRODUCTS - All our products…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchAlberton, South AfricaHQ recorded Nov 2, 202651-20023 contacts →

Exact match

“ISOTEC established in 2008 has over 100 years combined technical experience in electrical insulation materials.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchDosrius, SpainHQ recorded Nov 2, 202651-20023 contacts →

Exact match

“Somos una empresa familiar que, con más de 60 años de historia, mantiene los mismos valores que la vieron nacer: Tradición, Personalización, Equipo Humano y Calidad.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchJacksonville, FL, United StatesHQ recorded Nov 2, 202651-20023 contacts →

Exact match

“POWERLINE HARDWARE (PLH) is a world-class global provider of high quality Distribution & Telecom Hardware, Insulators, Cutout Switches, Anchoring and Grounding Products.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchOvar, PortugalHQ recorded Nov 2, 202651-20022 contacts →

Exact match

“Indisol is a solution provider dedicated to the designing, industrialization, manufacturing, testing, commercialisation and service of cast-resin electrical insulating customised…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchDubai, United Arab EmiratesHQ recorded Nov 2, 202651-20021 contacts →

Exact match

“Europoxy FZCO is a leading manufacturer of precision epoxy-moulded components for the power, distribution network, switchgear, and transformer industries, trusted by major OEMs…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchWinnipeg, MB, CanadaHQ recorded Nov 2, 202651-20021 contacts →

Exact match

“For over 50 years, Polycast has been a leader in the manufacture, research and development of epoxy cast products for electrical power apparatus and other industrial applications.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchVirginia Beach, VA, United StatesHQ recorded Nov 2, 202651-20020 contacts →

Exact match

“NGK-LOCKE, based in Virginia Beach, USA, manufactures and sells polymer and porcelain insulators.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchPeggau, AustriaHQ recorded Nov 2, 202651-20019 contacts →

Exact match

“Leading Epoxy Insulator Manufacturer - Known and reliable Partner of the Electrotechnical Industry.”

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

Showing 25 of 265 steatite insulators suppliers worldwide

See the full list, filter by size, metro and specialty, and access 495 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Steatite insulators suppliers worldwide at a glance

As of Nov 2, 2026
15.1%Verified-email coverage
12.4Average contacts per company
51-200Median size (employees)
3.0%Largest-city concentration · Hyderabad
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
59
11-50
68
51-200
86
201-500
27
501-1,000
9
1,001-5,000
14
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 steatite insulators suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “steatite 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 495 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.

Steatite insulators suppliers by location

1 lists · largest first

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

How many steatite insulators suppliers are there worldwide?

RevenueBase identified 265 company matches for steatite 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?

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

Which country has the most steatite insulators suppliers?

India leads with 70 companies. Every steatite insulators suppliers list by country and city is linked on this page.

Which city has the most steatite insulators suppliers?

Hyderabad leads with 8 company records, followed by Vadodara (8) and New Delhi (7).

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 495 professional contacts with verified work emails tracked across these 265 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.