Company lists · Data refreshed September 2026

Top 25 Insulated concrete form manufacturers based in the United States

Name: Insulated concrete form manufacturers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 318 companies tracked

RevenueBase identified 318 insulated concrete form manufacturers headquartered in the United States as of September 2026 and tracks 4,373 professional contacts across them, including 1,472 with verified work emails. Oklahoma City is the largest hub.

This list covers insulated concrete form 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 30, 2026 86% judged on-target in blind review

318Companies

4,373Contacts tracked

1,472Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest insulated concrete form manufacturers based in the United States

Ranked by team size

Top 25 of 318 insulated concrete form manufacturers based in the United States, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to insulated concrete form manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	SPI	Partial evidence	Charlotte, NC, United StatesHQ checked Sep 30, 2026	1,001-5,000	571 contacts →
	Partial evidence “SPI is a global leader in the Distribution and Specialty Fabrication of insulation products for Thermal, Acoustic, Fire Protection and Refractory applications.” Source: RevenueBase Database · checked Sep 30, 2026
2	STO Corp	Indirect evidence	Atlanta, GA, United StatesHQ checked Sep 30, 2026	51-200	396 contacts →
	Indirect evidence “Sto is an international technology leader in the design and production of innovative building materials tailored to human needs.” Source: RevenueBase Database · checked Sep 30, 2026
3	Kingspan Insulated Panels North America	Partial evidence	Deland, FL, United StatesHQ checked Sep 30, 2026	1,001-5,000	348 contacts →
	Partial evidence “Who We Are: Kingspan is a trusted leader in the design, manufacture and supply of high performance building products and solutions for the global property and construction…” Source: RevenueBase Database · checked Sep 30, 2026
4	Insulfoam	Indirect evidence	Puyallup, WA, United StatesHQ checked Sep 30, 2026	501-1,000	149 contacts →
	Indirect evidence “Insulfoam, a division of Carlisle Construction Materials, is the largest manufacutrer of block molded Expanded Polysytrene (EPS) products in North America.” Source: RevenueBase Database · checked Sep 30, 2026
5	Metl-Span	Partial evidence	Lewisville, TX, United StatesHQ checked Sep 30, 2026	201-500	135 contacts →
	Partial evidence “Metl-Span is a dynamic industry innovator dedicated to manufacturing and marketing the highest quality insulated building panel products.” Source: RevenueBase Database · checked Sep 30, 2026
6	Coastal	Partial evidence	East Windsor, NJ, United StatesHQ checked Sep 30, 2026	51-200	121 contacts →
	Partial evidence “From new construction homes to the complex specialty projects we’re famous for, Coastal is ready to get to work on your building, with a team of engineers that manufactures and…” Source: RevenueBase Database · checked Sep 30, 2026
7	SWD	Partial evidence	Mesa, AZ, United StatesHQ checked Sep 30, 2026	51-200	94 contacts →
	Partial evidence “SWD is a leading manufacturer of construction materials providing state of the art solutions to the industry.” Source: RevenueBase Database · checked Sep 30, 2026
8	Symons	Strong evidence	Miamisburg, OH, United StatesHQ checked Sep 30, 2026	1,001-5,000	87 contacts →
	Strong evidence “Symons, by Dayton Superior, is the leading manufacturer of concrete forms and shoring.” Source: RevenueBase Database · checked Sep 30, 2026
9	Western Forms, INC	Partial evidence	Kansas City, MO, United StatesHQ checked Sep 30, 2026	51-200	83 contacts →
	Partial evidence “Western Forms is a leading company in the Aluminum Forming industry since 1955.” Source: RevenueBase Database · checked Sep 30, 2026
10	NEXII	Indirect evidence	Dallas, TX, United StatesHQ checked Sep 30, 2026	51-200	74 contacts →
	Indirect evidence “Nexii is a transformative construction technology company dedicated to building commercial buildings Faster, Smarter and Greener than ever.” Source: RevenueBase Database · checked Sep 30, 2026
11	Progressive Foam Technologies, INC	Strong evidence	Beach City, OH, United StatesHQ checked Sep 30, 2026	51-200	69 contacts →
	Strong evidence “Progressive Foam Technologies is a leading manufacturer of foam insulation products for home exterior, interior and foundation applications – and is also the inventor of insulated…” Source: RevenueBase Database · checked Sep 30, 2026
12	BAY Insulation Systems	Partial evidence	Green Bay, WI, United StatesHQ checked Sep 30, 2026	201-500	58 contacts →
	Partial evidence “Bay Insulation Systems is the leading supplier of metal building insulation and systems in North America.” Source: RevenueBase Database · checked Sep 30, 2026
13	Craig Industries	Indirect evidence	Quincy, IL, United StatesHQ checked Sep 30, 2026	51-200	54 contacts →
	Indirect evidence “Craig Industries, Inc.” Source: RevenueBase Database · checked Sep 30, 2026
14	Porter Corp	Indirect evidence	Holland, MI, United StatesHQ checked Sep 30, 2026	51-200	42 contacts →
	Indirect evidence “Porter Corp is a leader in innovative architectural structures and building systems.” Source: RevenueBase Database · checked Sep 30, 2026
15	Modular Connections, LLC	Partial evidence	Bessemer, AL, United StatesHQ checked Sep 30, 2026	51-200	39 contacts →
	Partial evidence “Modular Connections, LLC is founded on the principle of supplying the industry’s highest quality concrete building systems and concrete wall systems customized to meet the needs…” Source: RevenueBase Database · checked Sep 30, 2026
16	Surebuilt Concrete Forms & Accessories	Strong evidence	Melrose Park, IL, United StatesHQ checked Sep 30, 2026	51-200	39 contacts →
	Strong evidence “SureBuilt Concrete Forms & Accessories has become an innovation and productivity leader for the concrete construction industry.” Source: RevenueBase Database · checked Sep 30, 2026
17	Insul-Therm International INC	Indirect evidence	Commerce, CA, United StatesHQ checked Sep 30, 2026	51-200	39 contacts →
	Indirect evidence “Insul-Therm Intl.” Source: RevenueBase Database · checked Sep 30, 2026
18	Form Tech Concrete Forms, INC	Strong evidence	Walled Lake, NC, United StatesHQ checked Sep 30, 2026	51-200	36 contacts →
	Strong evidence “Established in 1976 and headquartered in Michigan, Form Tech has specialized in supplying concrete formwork to contractors for more than 40 years.” Source: RevenueBase Database · checked Sep 30, 2026
19	General Coatings Manufacturing Corp	Indirect evidence	Fresno, CA, United StatesHQ checked Sep 30, 2026	51-200	33 contacts →
	Indirect evidence “Over the past 25 years General Coatings Manufacturing Corp.” Source: RevenueBase Database · checked Sep 30, 2026
20	Buildblock Building Systems	Strong evidence	Oklahoma City, OK, United StatesHQ checked Sep 30, 2026	11-50	33 contacts →
	Strong evidence “BuildBlock Building Systems is the manufacturer of BuildBlock, BuildLock, BuildRadius, BuildDeck, and GlobalBlock insulating concrete forms technology.” Source: RevenueBase Database · checked Sep 30, 2026
21	Arango Insulation INC	Partial evidence	Fayetteville, GA, United StatesHQ checked Sep 30, 2026	51-200	31 contacts →
	Partial evidence “Arango Insulation, is a family-owned company with more than 25 years in the industry, dedicated to offering insulation solutions for both residential and commercial projects.” Source: RevenueBase Database · checked Sep 30, 2026
22	Gates & Sons, INC	Partial evidence	Austin, United StatesHQ checked Sep 30, 2026	51-200	31 contacts →
	Partial evidence “Since 1948, Gates Concrete Forming Systems has been a leader in residential and commercial concrete forming products.” Source: RevenueBase Database · checked Sep 30, 2026
23	Perma R Products	Partial evidence	Grenada, MS, United StatesHQ checked Sep 30, 2026	51-200	31 contacts →
	Partial evidence “Perma R Products, an INDEVCO North America company, produces building envelope products - including PolyPro EPS and ChromeGPS rigid foam insulation, PermaWrap and PermaPro…” Source: RevenueBase Database · checked Sep 30, 2026
24	Great Lakes Superior Walls	Partial evidence	Hamilton, MI, United StatesHQ checked Sep 30, 2026	51-200	29 contacts →
	Partial evidence “Great Lakes Superior Walls delivers precast concrete walls and foundation solutions to homes and businesses.” Source: RevenueBase Database · checked Sep 30, 2026
25	County Group Companies	Indirect evidence	New Castle, DE, United StatesHQ checked Sep 30, 2026	51-200	25 contacts →
	Indirect evidence “County Group Companies (CGC) is a multi disciplined construction firm servicing the Industrial, Commercial and Residential sectors with products and services such as; Spray Foam…” Source: RevenueBase Database · checked Sep 30, 2026

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: insulated concrete form 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 insulated concrete form manufacturers.
Partial evidence: Its own public description names part of insulated concrete form manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name insulated concrete form 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 318 insulated concrete form manufacturers based in the United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,472 reachable decision-makers.

Free signup · no credit card

View the full list →

Insulated concrete form manufacturers based in the United States at a glance

As of Sep 30, 2026

33.7%Verified-email coverage

13.8Average contacts per company

11-50Median size (employees)

1.6%Largest-city concentration · Oklahoma City

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

154

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

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 318 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 insulated concrete form 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 “insulated concrete form 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 insulated concrete form 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 insulated concrete form 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, 1,472 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 insulated concrete form 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 insulated concrete form manufacturers are there based in the United States?

RevenueBase identified 318 insulated concrete form 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?

SPI, headquartered in Charlotte, tops this list with the largest team on record.

Which city has the most insulated concrete form manufacturers?

Oklahoma City leads with 5 headquartered companies, followed by Belgrade (3) and Charlotte (3).

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 1,472 verified decision-maker contacts tracked across these 318 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.

Ready to reach these companies? Verified emails and direct dials for all 318 insulated concrete form manufacturers based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Insulated concrete form manufacturers by geography

Browse the directory

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.