Company lists · Data refreshed November 2026

Top 23 Diesel engine insulation suppliers based in the United States

RevenueBase identified 281 company matches for diesel engine insulation suppliers associated with the United States as of November 2026 and tracks 9,970 professional contacts across them, including 2,991 with verified work emails. Houston is the largest hub.

This list covers company matches for diesel engine 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 November 5, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
281Companies
9,970Contacts tracked
2,991Verified emails
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The 23 largest diesel engine insulation suppliers based in the United States

Ranked by team size
Top 23 of 281 company matches for diesel engine insulation suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchHouston, TX, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
2Exact matchCharlotte, CT, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
3Exact matchSouthfield, NC, United StatesHQ recorded Nov 5, 2026201-500356 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchMedford, MA, United StatesHQ recorded Nov 5, 2026501-1,000340 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchAuburn Hills, MI, United StatesHQ recorded Nov 5, 2026501-1,000256 contacts →

Exact match

“Unique Fabricating, Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchYoungsville, NC, United StatesHQ recorded Nov 5, 2026201-500159 contacts →

Exact match

“K-FLEX USA is the North American division of the IK Insulation Group, an innovative leader in flexible elastomeric foam insulation with 12 production facilities worldwide and a…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchMadison Heights, KY, United StatesHQ recorded Nov 5, 2026501-1,000157 contacts →

Exact match

“Innovative Technologies, Quality Manufacturing CTA Acoustics, Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchDenver, AL, United StatesHQ recorded Nov 5, 2026201-500150 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 · Nov 5, 2026 · View company records in RevenueBase
9Exact matchCorona, IN, United StatesHQ recorded Nov 5, 2026201-500142 contacts →

Exact match

“A WORLD CLASS SUPPLIER OF INSULATION AND COMPOSITE STRUCTURES.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchGreenville, SC, United StatesHQ recorded Nov 5, 202651-200123 contacts →

Exact match

“Silvercote, a Service Partners company, manufactures high-quality metal building insulation products customized to project specifications.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchWest Des Moines, IA, United StatesHQ recorded Nov 5, 2026201-500120 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 5, 2026201-50093 contacts →

Exact match

“Epsilyte is one of North America’s leading producers of advanced insulative materials.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchDelaware, OH, United StatesHQ recorded Nov 5, 2026501-1,00089 contacts →

Exact match

“Acoust-A-Fiber is a growing thermal and acoustical solutions provider for the automotive industry with our corporate office located in Delaware, Ohio.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchSpring City, PA, United StatesHQ recorded Nov 5, 2026201-50074 contacts →

Exact match

“Davlyn Group is a leading U.S-based manufacturer of technical textiles and composites for the industrial, commercial, and residential markets.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchChandler, AZ, United StatesHQ recorded Nov 5, 202651-20070 contacts →

Exact match

“With over 35 years of recycling and manufacturing experience, Bonded Logic Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchGreen Bay, FL, United StatesHQ recorded Nov 5, 2026201-50061 contacts →

Exact match

“Bay Insulation Systems is the leading supplier of metal building insulation and systems in North America.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchLake Zurich, IL, United StatesHQ recorded Nov 5, 202651-20054 contacts →

Exact match

“Founded in 1958, The Nelson Companies is a family of independently operated specialty contracting businesses serving commercial, industrial, healthcare, education, manufacturing…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchAkron, AZ, United StatesHQ recorded Nov 5, 2026501-1,00054 contacts →

Exact match

“S&A Industries is a manufacturer of products used for thermal protection, air and gas conveying and noise attenuation in automotive air management systems.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchBordentown, NJ, United StatesHQ recorded Nov 5, 202651-20050 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 · Nov 5, 2026 · View company records in RevenueBase
20Exact matchMount Bethel, PA, United StatesHQ recorded Nov 5, 2026201-50050 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchGroves, United StatesHQ recorded Nov 5, 2026201-50047 contacts →

Exact match

“Superior Energies, incorporated in 1978, is a Veteran/Woman-Owned Manufacturer, with over 100 years combined experience in the engineering, fabrication, and installation of…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchCommerce, CA, United StatesHQ recorded Nov 5, 202651-20042 contacts →

Exact match

“Insul-Therm Intl.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchGreen Bay, CA, United StatesHQ recorded Nov 5, 202651-20040 contacts →

Exact match

“Bay Insulation Supply offers a complete HVAC and Mechanical Commercial & Industrial Insulation product line and maintains inventory nationwide, allowing us to provide easy access…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 23 of 281 diesel engine insulation suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 2,991 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Diesel engine insulation suppliers based in the United States at a glance

As of Nov 5, 2026
30.0%Verified-email coverage
35.5Average contacts per company
11-50Median size (employees)
6.4%Largest-city concentration · Houston
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
79
11-50
113
51-200
55
201-500
21
501-1,000
8
1,001-5,000
3
10001+
1

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 281 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 “diesel engine 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 2,991 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 5, 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 “diesel engine insulation suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many diesel engine insulation suppliers are there based in the United States?

RevenueBase identified 281 company matches for diesel engine insulation suppliers associated with the United States 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?

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

Which city has the most diesel engine insulation suppliers?

Houston leads with 18 company records, followed by Seattle (5) and Concord (3).

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 2,991 professional contacts with verified work emails tracked across these 281 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 5, 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.