Company lists · Data refreshed October 2026
Top 25 Electric composite insulation suppliers based in the United States
RevenueBase identified 101 company matches for electric composite insulation suppliers associated with the United States as of October 2026 and tracks 2,440 professional contacts across them, including 793 with verified work emails. Miami is the largest hub.
This list covers company matches for electric composite insulation suppliers associated with the United States, 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 25, 2026.
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 electric composite insulation suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 25, 2026 · View company records in RevenueBase | |||||
| 2 | 146 contacts → | ||||
Exact match “JM is the leading manufacturer of thermal insulation solutions for high and low-temperature industrial applications.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 3 | 139 contacts → | ||||
Exact match “A WORLD CLASS SUPPLIER OF INSULATION AND COMPOSITE STRUCTURES.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 4 | 112 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 5 | 92 contacts → | ||||
Exact match “Epsilyte is one of North America’s leading producers of advanced insulative materials.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 6 | 86 contacts → | ||||
Exact match “PLENCO is a materials company advancing the systems that power industry.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 7 | 73 contacts → | ||||
Exact match “Spaulding Composites is a global supplier of specialty composite materials and value added fabricated products.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 8 | 70 contacts → | ||||
Exact match “Life Critical.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 9 | 55 contacts → | ||||
Exact match “Haysite Reinforced Plastics, located in Erie, PA, is among the worldwide leaders in the formulation and processing of thermoset composite materials.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 10 | 47 contacts → | ||||
Exact match “With fabricating facilities in New Jersey, North Carolina and Georgia, Pacor custom fabricates and distributes fiberglass, aerogel, ceramic and foam industrial insulation products…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 11 | 46 contacts → | ||||
Exact match “Atlas Fibre is a manufacturer/master distributor of thermoset sheet, rod, and tube.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 12 | 46 contacts → | ||||
Exact match “Janco Engineered Products manufactures a wide range of advanced composites.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 13 | 39 contacts → | ||||
Exact match “Insul-Therm Intl.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 14 | 38 contacts → | ||||
Exact match “TSG Resolute is the leading provider to the major OEM marketplaces for a wide range of products that includes gaskets, thermal insulation, acoustical insulation, electrical…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 15 | 35 contacts → | ||||
Exact match “Gerome Technologies Inc.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 16 | 30 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 17 | 27 contacts → | ||||
Exact match “Since 1988 L&L Insulations has provided insulation products and specialty services to the manufacturing and construction industries throughout the Midwest.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 18 | 26 contacts → | ||||
Exact match “Insul-Fab, Division of Concote Corporation is a Dallas, TX based company specializing in manufacturing and supply of thermal, acoustical, and electrical insulation to OEM…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 19 | 24 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 · Oct 25, 2026 · View company records in RevenueBase | |||||
| 20 | 23 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 21 | 22 contacts → | ||||
Exact match “QUALITY & VALUE INNOVATION SERVICE EXCELLENCE Founded in 1979, SMC Industries, Inc.(formerly Sproule Manufacturing Company, Inc.) is a leading and innovative manufacturer of…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 22 | 20 contacts → | ||||
Exact match “Asheville Mica Company is a worldwide supplier of Mica and other high temperature electrical insulation parts.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 23 | 20 contacts → | ||||
Exact match “NGK-LOCKE, based in Virginia Beach, USA, manufactures and sells polymer and porcelain insulators.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 24 | 19 contacts → | ||||
Exact match “As a manufacturer, distributor and fabricator, GLT Products line of industrial insulation products are used worldwide in mechanical, thermal and acoustical insulation projects.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 25 | 17 contacts → | ||||
Exact match “is a leading provider of - for the electrical, defense, and industrial sectors, specializing in custom-engineered products.” Recorded in the RevenueBase company graph · Oct 25, 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 “electric composite insulation suppliers”. 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 101 electric composite insulation suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 793 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Electric composite insulation suppliers based in the United States at a glance
As of Oct 25, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 101 companies.
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.
- What qualifies
- Company records associated with the United States whose business descriptions match “electric composite 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 793 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 25, 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.
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 “electric composite insulation suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many electric composite insulation suppliers are there based in the United States?
RevenueBase identified 101 company matches for electric composite insulation suppliers associated with the United States 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?
SPI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most electric composite insulation suppliers?
Miami leads with 4 company records, followed by Bolingbrook (2) and Charlotte (2).
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 793 professional contacts with verified work emails tracked across these 101 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 25, 2026.
Ready to reach these companies? Verified emails and direct dials for all 101 electric composite insulation suppliers based in the United States. Start with a free account, no credit card.
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Electric composite insulation suppliers by geography
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Electric composite insulation suppliers based in Brazil
- Electric composite insulation suppliers based in Germany
- Electric composite insulation suppliers based in India
- Electric composite insulation suppliers based in Italy
- Electric composite insulation suppliers based in the United Kingdom
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Company intelligence · public preview
Top 25 electric composite insulation suppliers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 101 matching company records for electric composite insulation suppliers based in the United States, with 2,440 tracked contacts and 793 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 25, 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 electric composite insulation suppliers based in the United States
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 | 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 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Denver, CO, United StatesReported employees: 201-500 | Denver, CO, United States | 201-500 | Exact match | 146 contacts → |
“JM is the leading manufacturer of thermal insulation solutions for high and low-temperature industrial applications.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Thermal Structures INCthermalstructures.com HQ: Corona, CA, United StatesReported employees: 201-500 | Corona, CA, United States | 201-500 | Exact match | 139 contacts → |
“A WORLD CLASS SUPPLIER OF INSULATION AND COMPOSITE STRUCTURES.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  All-State Industries, INCall-stateind.comHQ: West Des Moines, IA, United StatesReported employees: 201-500 | West Des Moines, IA, United States | 201-500 | Exact match | 112 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  Epsilyteepsilyte.comHQ: The Woodlands, TX, United StatesReported employees: 201-500 | The Woodlands, TX, United States | 201-500 | Exact match | 92 contacts → |
“Epsilyte is one of North America’s leading producers of advanced insulative materials.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Plastics Engineering Company Plencoplenco.com HQ: Sheboygan, WI, United StatesReported employees: 201-500 | Sheboygan, WI, United States | 201-500 | Exact match | 86 contacts → |
“PLENCO is a materials company advancing the systems that power industry.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Spaulding Composites INCspauldingcom.com HQ: Rochester, NH, United StatesReported employees: 51-200 | Rochester, NH, United States | 51-200 | Exact match | 73 contacts → |
“Spaulding Composites is a global supplier of specialty composite materials and value added fabricated products.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Norplex-Micartanorplex-micarta.com HQ: Postville, IA, United StatesReported employees: 51-200 | Postville, IA, United States | 51-200 | Exact match | 70 contacts → |
“Life Critical.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Haysite Reinforced Plastics LTDhaysite.com HQ: Erie, PA, United StatesReported employees: 51-200 | Erie, PA, United States | 51-200 | Exact match | 55 contacts → |
“Haysite Reinforced Plastics, located in Erie, PA, is among the worldwide leaders in the formulation and processing of thermoset composite materials.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Pacor INCpacorinc.com HQ: Bordentown, NJ, United StatesReported employees: 51-200 | Bordentown, NJ, United States | 51-200 | Exact match | 47 contacts → |
“With fabricating facilities in New Jersey, North Carolina and Georgia, Pacor custom fabricates and distributes fiberglass, aerogel, ceramic and foam industrial insulation products…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Atlas Fibreatlasfibre.comHQ: Northbrook, IL, United StatesReported employees: 51-200 | Northbrook, IL, United States | 51-200 | Exact match | 46 contacts → |
“Atlas Fibre is a manufacturer/master distributor of thermoset sheet, rod, and tube.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Janco Engineered Products LLCjancoengineeredproducts.com HQ: Mishawaka, IN, United StatesReported employees: 51-200 | Mishawaka, IN, United States | 51-200 | Exact match | 46 contacts → |
“Janco Engineered Products manufactures a wide range of advanced composites.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Insul-Therm International INCinsultherm.com HQ: Commerce, CA, United StatesReported employees: 51-200 | Commerce, CA, United States | 51-200 | Exact match | 39 contacts → |
“Insul-Therm Intl.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | TSG Resolutetsgresolute.com HQ: Americus, GA, United StatesReported employees: 201-500 | Americus, GA, United States | 201-500 | Exact match | 38 contacts → |
“TSG Resolute is the leading provider to the major OEM marketplaces for a wide range of products that includes gaskets, thermal insulation, acoustical insulation, electrical…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Gerome Technologiesgerometech.com HQ: Menands, NY, United StatesReported employees: 51-200 | Menands, NY, United States | 51-200 | Exact match | 35 contacts → |
“Gerome Technologies Inc.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Electrolock, INCelectrolock.com HQ: Hiram, OH, United StatesReported employees: 11-50 | Hiram, OH, United States | 11-50 | Exact match | 30 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | L&l Insulationsllinsulation.com HQ: Des Moines, IA, United StatesReported employees: 51-200 | Des Moines, IA, United States | 51-200 | Exact match | 27 contacts → |
“Since 1988 L&L Insulations has provided insulation products and specialty services to the manufacturing and construction industries throughout the Midwest.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Insulfab, Division Of Concote Corporationinsulfab.net HQ: Coppell, TX, United StatesReported employees: 51-200 | Coppell, TX, United States | 51-200 | Exact match | 26 contacts → |
“Insul-Fab, Division of Concote Corporation is a Dallas, TX based company specializing in manufacturing and supply of thermal, acoustical, and electrical insulation to OEM…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Vanguard Electric LLCvanguardelec.com HQ: Morrow, GA, United StatesReported employees: 11-50 | Morrow, GA, United States | 11-50 | Exact match | 24 contacts → |
“Vanguard Electric LLC: A Southern States Company is a company based out of Morrow, Georgia, United States.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Scott Manufacturing, LLCscott-mfg.com HQ: Henderson, KY, United StatesReported employees: 51-200 | Henderson, KY, United States | 51-200 | Exact match | 23 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | SMC Industries, INCsmcindustries.com HQ: Malvern, PA, United StatesReported employees: 11-50 | Malvern, PA, United States | 11-50 | Exact match | 22 contacts → |
“QUALITY & VALUE INNOVATION SERVICE EXCELLENCE Founded in 1979, SMC Industries, Inc.(formerly Sproule Manufacturing Company, Inc.) is a leading and innovative manufacturer of…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Asheville Mica Companyashevillemica.com HQ: Newport News, VA, United StatesReported employees: 11-50 | Newport News, VA, United States | 11-50 | Exact match | 20 contacts → |
“Asheville Mica Company is a worldwide supplier of Mica and other high temperature electrical insulation parts.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ngk-Locke, INCngk-locke.com HQ: Virginia Beach, VA, United StatesReported employees: 51-200 | Virginia Beach, VA, United States | 51-200 | Exact match | 20 contacts → |
“NGK-LOCKE, based in Virginia Beach, USA, manufactures and sells polymer and porcelain insulators.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | GLT Productsgltproducts.com HQ: Solon, OH, United StatesReported employees: 201-500 | Solon, OH, United States | 201-500 | Exact match | 19 contacts → |
“As a manufacturer, distributor and fabricator, GLT Products line of industrial insulation products are used worldwide in mechanical, thermal and acoustical insulation projects.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | CK Compositesckcomposites.com HQ: Mount Pleasant, PA, United StatesReported employees: 51-200 | Mount Pleasant, PA, United States | 51-200 | Exact match | 17 contacts → |
“is a leading provider of - for the electrical, defense, and industrial sectors, specializing in custom-engineered products.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 101 company matches
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Electric composite insulation suppliers: dataset insights
October 25, 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
100 records in the displayed employee bands.
1 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 101 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 25, 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 ↗
Questions about this company list
What does Exact match mean for electric composite insulation suppliers?
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 electric composite insulation suppliers did RevenueBase find based in the United States?
The saved snapshot records 101 matching company records, 2,440 tracked contacts and 793 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 25, 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
Electric composite insulation suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 electric composite insulation suppliers based in the United States. Snapshot: October 25, 2026. https://revenuebase.ai/companies/electric-composite-insulation-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Electric composite insulation suppliers based in Brazil
- Electric composite insulation suppliers based in Germany
- Electric composite insulation suppliers based in India
- Electric composite insulation suppliers based in Italy
- Electric composite insulation suppliers based in the United Kingdom
- AI companies based in the United States
Company intelligence · public preview
Top 25 electric composite insulation suppliers based in the United States
RevenueBase records 101 matching company records for electric composite insulation suppliers based in the United States, with 2,440 tracked contacts and 793 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 25, 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 electric composite insulation suppliers based in the United States
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 | 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 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Denver, CO, United StatesReported employees: 201-500 | Denver, CO, United States | 201-500 | Exact match | 146 contacts → |
“JM is the leading manufacturer of thermal insulation solutions for high and low-temperature industrial applications.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Thermal Structures INCthermalstructures.com HQ: Corona, CA, United StatesReported employees: 201-500 | Corona, CA, United States | 201-500 | Exact match | 139 contacts → |
“A WORLD CLASS SUPPLIER OF INSULATION AND COMPOSITE STRUCTURES.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | All-State Industries, INCall-stateind.com HQ: West Des Moines, IA, United StatesReported employees: 201-500 | West Des Moines, IA, United States | 201-500 | Exact match | 112 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | Epsilyteepsilyte.com HQ: The Woodlands, TX, United StatesReported employees: 201-500 | The Woodlands, TX, United States | 201-500 | Exact match | 92 contacts → |
“Epsilyte is one of North America’s leading producers of advanced insulative materials.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Plastics Engineering Company Plencoplenco.com HQ: Sheboygan, WI, United StatesReported employees: 201-500 | Sheboygan, WI, United States | 201-500 | Exact match | 86 contacts → |
“PLENCO is a materials company advancing the systems that power industry.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Spaulding Composites INCspauldingcom.com HQ: Rochester, NH, United StatesReported employees: 51-200 | Rochester, NH, United States | 51-200 | Exact match | 73 contacts → |
“Spaulding Composites is a global supplier of specialty composite materials and value added fabricated products.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Norplex-Micartanorplex-micarta.com HQ: Postville, IA, United StatesReported employees: 51-200 | Postville, IA, United States | 51-200 | Exact match | 70 contacts → |
“Life Critical.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Haysite Reinforced Plastics LTDhaysite.com HQ: Erie, PA, United StatesReported employees: 51-200 | Erie, PA, United States | 51-200 | Exact match | 55 contacts → |
“Haysite Reinforced Plastics, located in Erie, PA, is among the worldwide leaders in the formulation and processing of thermoset composite materials.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Pacor INCpacorinc.com HQ: Bordentown, NJ, United StatesReported employees: 51-200 | Bordentown, NJ, United States | 51-200 | Exact match | 47 contacts → |
“With fabricating facilities in New Jersey, North Carolina and Georgia, Pacor custom fabricates and distributes fiberglass, aerogel, ceramic and foam industrial insulation products…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Atlas Fibreatlasfibre.com HQ: Northbrook, IL, United StatesReported employees: 51-200 | Northbrook, IL, United States | 51-200 | Exact match | 46 contacts → |
“Atlas Fibre is a manufacturer/master distributor of thermoset sheet, rod, and tube.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Janco Engineered Products LLCjancoengineeredproducts.com HQ: Mishawaka, IN, United StatesReported employees: 51-200 | Mishawaka, IN, United States | 51-200 | Exact match | 46 contacts → |
“Janco Engineered Products manufactures a wide range of advanced composites.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Insul-Therm International INCinsultherm.com HQ: Commerce, CA, United StatesReported employees: 51-200 | Commerce, CA, United States | 51-200 | Exact match | 39 contacts → |
“Insul-Therm Intl.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | TSG Resolutetsgresolute.com HQ: Americus, GA, United StatesReported employees: 201-500 | Americus, GA, United States | 201-500 | Exact match | 38 contacts → |
“TSG Resolute is the leading provider to the major OEM marketplaces for a wide range of products that includes gaskets, thermal insulation, acoustical insulation, electrical…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Gerome Technologiesgerometech.com HQ: Menands, NY, United StatesReported employees: 51-200 | Menands, NY, United States | 51-200 | Exact match | 35 contacts → |
“Gerome Technologies Inc.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Electrolock, INCelectrolock.com HQ: Hiram, OH, United StatesReported employees: 11-50 | Hiram, OH, United States | 11-50 | Exact match | 30 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | L&l Insulationsllinsulation.com HQ: Des Moines, IA, United StatesReported employees: 51-200 | Des Moines, IA, United States | 51-200 | Exact match | 27 contacts → |
“Since 1988 L&L Insulations has provided insulation products and specialty services to the manufacturing and construction industries throughout the Midwest.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Insulfab, Division Of Concote Corporationinsulfab.net HQ: Coppell, TX, United StatesReported employees: 51-200 | Coppell, TX, United States | 51-200 | Exact match | 26 contacts → |
“Insul-Fab, Division of Concote Corporation is a Dallas, TX based company specializing in manufacturing and supply of thermal, acoustical, and electrical insulation to OEM…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Vanguard Electric LLCvanguardelec.com HQ: Morrow, GA, United StatesReported employees: 11-50 | Morrow, GA, United States | 11-50 | Exact match | 24 contacts → |
“Vanguard Electric LLC: A Southern States Company is a company based out of Morrow, Georgia, United States.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Scott Manufacturing, LLCscott-mfg.com HQ: Henderson, KY, United StatesReported employees: 51-200 | Henderson, KY, United States | 51-200 | Exact match | 23 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | SMC Industries, INCsmcindustries.com HQ: Malvern, PA, United StatesReported employees: 11-50 | Malvern, PA, United States | 11-50 | Exact match | 22 contacts → |
“QUALITY & VALUE INNOVATION SERVICE EXCELLENCE Founded in 1979, SMC Industries, Inc.(formerly Sproule Manufacturing Company, Inc.) is a leading and innovative manufacturer of…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Asheville Mica Companyashevillemica.com HQ: Newport News, VA, United StatesReported employees: 11-50 | Newport News, VA, United States | 11-50 | Exact match | 20 contacts → |
“Asheville Mica Company is a worldwide supplier of Mica and other high temperature electrical insulation parts.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ngk-Locke, INCngk-locke.com HQ: Virginia Beach, VA, United StatesReported employees: 51-200 | Virginia Beach, VA, United States | 51-200 | Exact match | 20 contacts → |
“NGK-LOCKE, based in Virginia Beach, USA, manufactures and sells polymer and porcelain insulators.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | GLT Productsgltproducts.com HQ: Solon, OH, United StatesReported employees: 201-500 | Solon, OH, United States | 201-500 | Exact match | 19 contacts → |
“As a manufacturer, distributor and fabricator, GLT Products line of industrial insulation products are used worldwide in mechanical, thermal and acoustical insulation projects.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | CK Compositesckcomposites.com HQ: Mount Pleasant, PA, United StatesReported employees: 51-200 | Mount Pleasant, PA, United States | 51-200 | Exact match | 17 contacts → |
“is a leading provider of - for the electrical, defense, and industrial sectors, specializing in custom-engineered products.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 101 company matches
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Electric composite insulation suppliers: dataset insights
October 25, 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
100 records in the displayed employee bands.
1 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 101 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 25, 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 ↗
Questions about this company list
What does Exact match mean for electric composite insulation suppliers?
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 electric composite insulation suppliers did RevenueBase find based in the United States?
The saved snapshot records 101 matching company records, 2,440 tracked contacts and 793 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 25, 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
Electric composite insulation suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 electric composite insulation suppliers based in the United States. Snapshot: October 25, 2026. https://revenuebase.ai/companies/electric-composite-insulation-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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