Company lists · Data refreshed September 2026

Top 25 Automotive sealant manufacturers based in the United States

RevenueBase identified 139 automotive sealant manufacturers headquartered in the United States as of September 2026 and tracks 9,756 professional contacts across them, including 4,254 with verified work emails. Elizabethtown is the largest hub.

This list covers automotive sealant 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
139Companies
9,756Contacts tracked
4,254Verified emails
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The 25 largest automotive sealant manufacturers based in the United States

Ranked by team size
Top 25 of 139 automotive sealant 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 automotive sealant 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceAuburn Hills, MI, United StatesHQ checked Sep 30, 20265,001-10,0001,456 contacts →

Strong evidence

“Henniges provides automotive original equipment manufacturers (OEMs) with sealing systems for doors, windows, trunks, lift gates, sunroofs and hoods.”

Source: RevenueBase Database · checked Sep 30, 2026
2Partial evidenceHouston, TX, United StatesHQ checked Sep 30, 2026501-1,000410 contacts →

Partial evidence

“Founded in 1947, Lamons is one of the largest privately held gasket, seal, bolt and hose assembly manufacturers in the world.”

Source: RevenueBase Database · checked Sep 30, 2026
3Strong evidenceColumbus, OH, United StatesHQ checked Sep 30, 2026201-500284 contacts →

Strong evidence

“Based in Columbus, Ohio, U.S.A, Franklin International was established in 1935 and today is among the largest privately held manufacturers of adhesives, sealants and polymers for…”

Source: RevenueBase Database · checked Sep 30, 2026
4Partial evidenceDearborn, MI, United StatesHQ checked Sep 30, 2026501-1,000246 contacts →

Partial evidence

“Wolverine Advanced Materials is a leading developer and manufacturer of high-performance materials.”

Source: RevenueBase Database · checked Sep 30, 2026
5Partial evidenceSouth Bend, IN, United StatesHQ checked Sep 30, 20261,001-5,000154 contacts →

Partial evidence

“Royal Adhesives & Sealants is now an H.B.”

Source: RevenueBase Database · checked Sep 30, 2026
6Indirect evidenceWest Chester, OH, United StatesHQ checked Sep 30, 202651-200150 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
7Indirect evidenceSolon, OH, United StatesHQ checked Sep 30, 2026201-500134 contacts →

Indirect evidence

“Permatex.”

Source: RevenueBase Database · checked Sep 30, 2026
8Indirect evidenceLancaster, NY, United StatesHQ checked Sep 30, 2026201-500115 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
9Indirect evidenceClarence, NY, United StatesHQ checked Sep 30, 202651-20095 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
10Strong evidenceCleveland, OH, United StatesHQ checked Sep 30, 202651-20093 contacts →

Strong evidence

“Novagard manufactures silicone sealants, coatings, lubricants, and foams for the electronics, transportation/automotive, manufacturing, construction, medical, and military markets.”

Source: RevenueBase Database · checked Sep 30, 2026
11Partial evidenceHarleysville, PA, United StatesHQ checked Sep 30, 202651-20088 contacts →

Partial evidence

“Since its founding in 1862, Pecora has developed and manufactured trusted solutions to meet the changing demands of the commercial waterproofing industry.”

Source: RevenueBase Database · checked Sep 30, 2026
12Partial evidenceSanford, FL, United StatesHQ checked Sep 30, 202651-20060 contacts →

Partial evidence

“Hernon Manufacturing, Inc.® has been committed to delivering TOTAL SOLUTIONS including high-performance adhesives, sealants and coatings as well as precision dispensing equipment…”

Source: RevenueBase Database · checked Sep 30, 2026
13Strong evidenceMassillon, OH, United StatesHQ checked Sep 30, 202651-20050 contacts →

Strong evidence

“Premier Building Solutions develops and manufactures a complete range of high-performance adhesive and sealant products which include Silicone, Latex, MS Polymer, Butyl, Flashing…”

Source: RevenueBase Database · checked Sep 30, 2026
14Strong evidenceCouncil Bluffs, IA, United StatesHQ checked Sep 30, 202611-5048 contacts →

Strong evidence

“Forza is a family-owned industrial adhesive, sealant, and specialty tape manufacturer based in the heartland of USA – Council Bluffs, Iowa.”

Source: RevenueBase Database · checked Sep 30, 2026
15Indirect evidenceRock Hill, SC, United StatesHQ checked Sep 30, 202651-20045 contacts →

Indirect evidence

“SEM Products, Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
16Partial evidenceFort Worth, TX, United StatesHQ checked Sep 30, 202651-20040 contacts →

Partial evidence

“Edge Adhesives is a leading developer and manufacturer of rubber-based adhesive sealing products with extensive capabilities in butyl and block copolymer technologies.”

Source: RevenueBase Database · checked Sep 30, 2026
17Indirect evidenceTipp City, OH, United StatesHQ checked Sep 30, 202651-20039 contacts →

Indirect evidence

“Since our founding in 1970, we've proudly served our producers and end users with a full line of top-quality products.”

Source: RevenueBase Database · checked Sep 30, 2026
18Indirect evidenceAmericus, GA, United StatesHQ checked Sep 30, 2026201-50036 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 30, 2026
19Strong evidenceGainesville, GA, United StatesHQ checked Sep 30, 202611-5034 contacts →

Strong evidence

“Tower Sealants is a manufacturer of top quality caulks and sealants.”

Source: RevenueBase Database · checked Sep 30, 2026
20Partial evidenceCity Of Industry, CA, United StatesHQ checked Sep 30, 202651-20028 contacts →

Partial evidence

“Since its establishment in 1964, General Sealants, Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
21Strong evidenceOntario, CA, United StatesHQ checked Sep 30, 202651-20025 contacts →

Strong evidence

“The Original Super Glue® is a leading manufacturer and supplier of high-performance glues, adhesives, epoxies, and sealants sold to consumer, automotive, cosmetic, hobby, and…”

Source: RevenueBase Database · checked Sep 30, 2026
22Indirect evidenceWesterville, OH, United StatesHQ checked Sep 30, 2026201-50023 contacts →

Indirect evidence

“Matrix Adhesives Group is a growth-driven company committed to delivering high-performance bonding and sealing solutions across diverse industries.”

Source: RevenueBase Database · checked Sep 30, 2026
23Strong evidencePacoima, CA, United StatesHQ checked Sep 30, 202651-20022 contacts →

Strong evidence

“Flamemaster, a Socomore company, is a U.S-based manufacturer of aerospace sealants, adhesives, and specialty coatings.”

Source: RevenueBase Database · checked Sep 30, 2026
24Partial evidenceTomball, TX, United StatesHQ checked Sep 30, 202651-20021 contacts →

Partial evidence

“Eagle Gasket has been a leading manufacturer of gaskets, industrial seals, and compression-molded plastics for 30 years.”

Source: RevenueBase Database · checked Sep 30, 2026
25Indirect evidencePinellas Park, United StatesHQ checked Sep 30, 202651-20021 contacts →

Indirect evidence

“Privately-held Modern Silicone Technologies, Inc.”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 25 of 139 automotive sealant manufacturers based in the United States

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Automotive sealant manufacturers based in the United States at a glance

As of Sep 30, 2026
43.6%Verified-email coverage
70.2Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · Elizabethtown
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
43
51-200
37
201-500
10
501-1,000
4
1,001-5,000
2
5,001-10,000
2

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 139 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 automotive sealant 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 “automotive sealant 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 automotive sealant 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 automotive sealant 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, 4,254 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 automotive sealant 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 automotive sealant manufacturers are there based in the United States?

RevenueBase identified 139 automotive sealant 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?

Henniges Automotive, headquartered in Auburn Hills, tops this list with the largest team on record.

Which city has the most automotive sealant manufacturers?

Elizabethtown leads with 3 headquartered companies, followed by Chantilly (2) and City Of Industry (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 4,254 verified decision-maker contacts tracked across these 139 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.