Company lists · Data refreshed September 2026
Top 25 Intumescent coating manufacturers based in the United States
RevenueBase identified 61 intumescent coating manufacturers headquartered in the United States as of September 2026 and tracks 717 professional contacts across them, including 221 with verified work emails. Houston is the largest hub.
This list covers intumescent coating manufacturers headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 30, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 intumescent coating manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 208 contacts → | ||||
Partial evidence “NUTEC is a leading manufacturer of superior quality, high-temperature insulation and fire protection products.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 134 contacts → | ||||
Partial evidence “Isolatek, originally established in 1875 as a manufacturer of mineral wool, is today a global leader in the development, manufacture, and distribution of proprietary Passive Fire…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 57 contacts → | ||||
Partial evidence “Apex Building Company provides fireproofing, spray insulation, caulking and waterproofing systems including traffic coatings, damproofing, expansion joint covers, air barriers…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 41 contacts → | ||||
Indirect evidence “NanoTech Materials, Inc.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 19 contacts → | ||||
Indirect evidence “All American Insulation is a committed company specializing in residential, commercial, and industrial insulation, additionally, we do fire stopping.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 18 contacts → | ||||
Partial evidence “Since 1955, True Fireproofing Company has been applying sprayed on fireproofing, intumescent fireproofing, as well as some types of sprayed on cellulose and fiberglass insulation.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 18 contacts → | ||||
Partial evidence “Since 1995, Mascoat has been developing and manufacturing insulating, thermal barrier, and sound damping coatings.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 14 contacts → | ||||
Strong evidence “FlameOFF® Coatings is a leading, innovative developer of fire resistant technologies, providing eco-friendly, fully tested fire retardant and fire resistance intumescent paint…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 14 contacts → | ||||
Strong evidence “Norkote was founded in 1952, as a manufacturer representative company in the fire protective coating industry.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 12 contacts → | ||||
Strong evidence “Global Fireproof Solutions, Inc specializes in field and factory applied intumescent coatings and fire retardants.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 12 contacts → | ||||
Indirect evidence “American Fireproofing, Inc.(“AFI”) is a nationally recognized Chicago based contractor specializing in field and shop applied fireproofing and insulation services.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 9 contacts → | ||||
Indirect evidence “The company was founded over 40 years ago in Houston, TX manufacturing fireproof enclosures made of Captive Ceramic Fibre (CCFE).” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 9 contacts → | ||||
Indirect evidence “Contego was formed in for the express purpose of seeking out the best fire prevention products available and expanding their use through refinement, education, and exposure.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 8 contacts → | ||||
Partial evidence “No-Burn, Inc.(NBI) is a building material manufacturer producing, selectively distributing, and technically supporting their products.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 7 contacts → | ||||
Strong evidence “Select Spray Systems, LLC is a fully licensed and certified specialty contracting firm specializing in spray applied fireproofing, intumescent coatings and spray on acoustical…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 6 contacts → | ||||
Indirect evidence “LB Hall is a trusted and experienced fireproofing company dedicated to enhancing fire safety in residential, commercial, and industrial settings.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 6 contacts → | ||||
Partial evidence “The tri-state area's best subcontractor – specializing in Spray Fireproofing, Intumescent Paint, and Spray Insulation.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 6 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 6 contacts → | ||||
Strong evidence “International Fireproof Technology Inc.(IFTI) manufactures state of the art intumescent fire retardants, thermal barrier coatings and firestop products.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Indirect evidence “Acme Fireproofing & Insulation provides spray applied fireproofing and thermal insulation on all types of construction projects.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Indirect evidence “GigaCrete is a next generation ‘green’ building materials company with products that truly push the building envelope on performance and sustainability.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 5 contacts → | ||||
Indirect evidence “Commercial & Industrial Fireproofing Contractors We provide comprehensive fireproofing assessment and application services for existing and new structures.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Partial evidence “The Cell-Crete Fireproofing team supplies both a cementitious spray fireproofing material and intumescent paint.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: intumescent coating manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names intumescent coating manufacturers.
- Partial evidence
- Its own public description names part of intumescent coating manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name intumescent coating manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 61 intumescent coating manufacturers based in the United States
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Intumescent coating manufacturers based in the United States at a glance
As of Sep 30, 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 61 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among intumescent coating manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “intumescent coating manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names intumescent coating manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among intumescent coating manufacturers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 221 across the full list. 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 September 30, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names intumescent coating manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many intumescent coating manufacturers are there based in the United States?
RevenueBase identified 61 intumescent coating manufacturers headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
NUTEC, headquartered in Huntersville, tops this list with the largest team on record.
Which city has the most intumescent coating manufacturers?
Houston leads with 6 headquartered companies, followed by Green Bay (2) and Miami (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 221 verified decision-maker contacts tracked across these 61 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 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 Smart Search, 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.
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