Company lists · Data refreshed September 2026

Top 25 Sealing compounds manufacturers based in the United States

Name: Sealing compounds 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 17, 2026 379 companies tracked

RevenueBase identified 379 company matches for sealing compounds manufacturers associated with the United States as of September 2026 and tracks 15,968 professional contacts across them, including 6,648 with verified work emails. Houston is the largest hub.

This list covers company matches for sealing compounds manufacturers 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 September 17, 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 Sep 17, 2026 How this list was built

379Companies

15,968Contacts tracked

6,648Verified emails

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

The 25 largest sealing compounds manufacturers based in the United States

Ranked by team size

Top 25 of 379 company matches for sealing compounds manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	L&l Products	Exact match	Romeo, MI, United StatesHQ recorded Sep 17, 2026	1,001-5,000	914 contacts →
	Exact match “L&L Products is a global applied engineering and materials science company that operates in the B2B market.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	DAP	Exact match	Baltimore, MD, United StatesHQ recorded Sep 17, 2026	501-1,000	758 contacts →
	Exact match “DAP is a market leading manufacturer, innovator and marketer of home repair and construction products including caulks, sealants, spray foam insulation, adhesives, and patch and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Tremco CPG INC	Exact match	Beachwood, OH, United StatesHQ recorded Sep 17, 2026	5,001-10,000	643 contacts →
	Exact match “Tremco CPG is a manufacturer of roofing materials and services, construction sealants, glazing and gaskets, waterproofing systems, concrete admixtures and sealers, grouts and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	RPM International INC	Exact match	Medina, OH, United StatesHQ recorded Sep 17, 2026	10001+	624 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Lamons	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	501-1,000	410 contacts →
	Exact match “Founded in 1947, Lamons is one of the largest privately held gasket, seal, bolt and hose assembly manufacturers in the world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Zeon Chemicals	Exact match	Louisville, KY, United StatesHQ recorded Sep 17, 2026	201-500	402 contacts →
	Exact match “Zeon Chemicals is a global leader in specialty elastomers, polymers, and advanced chemical solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Flexitallic	Exact match	United StatesHQ recorded Sep 17, 2026	1,001-5,000	390 contacts →
	Exact match “Flexitallic is the market leader in the manufacture and supply of static sealing solutions, delivering high quality industrial gaskets and providing support and engineering…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Utex Industries INC	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	501-1,000	304 contacts →
	Exact match “Utex Industries, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Franklin International	Exact match	Columbus, OH, United StatesHQ recorded Sep 17, 2026	201-500	284 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Wolverine Advanced Materials	Exact match	Dearborn, MI, United StatesHQ recorded Sep 17, 2026	501-1,000	246 contacts →
	Exact match “Wolverine Advanced Materials is a leading developer and manufacturer of high-performance materials.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Trelleborg Engineered Coated Fabrics	Exact match	Rutherfordton, NC, United StatesHQ recorded Sep 17, 2026	1,001-5,000	210 contacts →
	Exact match “For general inquiries, please email ECF@Trelleborg.com.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Rhino Linings Corporation	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	501-1,000	162 contacts →
	Exact match “Rhino Linings Corporation, established in 1988 and headquartered in San Diego, California, is a privately-held corporation and world leader in sprayed and rolled urethane…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Royal Adhesives & Sealants	Exact match	South Bend, IN, United StatesHQ recorded Sep 17, 2026	1,001-5,000	154 contacts →
	Exact match “Royal Adhesives & Sealants is now an H.B.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Sur-Seal, LLC	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 17, 2026	201-500	153 contacts →
	Exact match “Sur-Seal goes the extra mile to solve the toughest challenges around the world of sealing.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Kirkhill, INC	Exact match	Brea, CA, United StatesHQ recorded Sep 17, 2026	501-1,000	151 contacts →
	Exact match “Established in 1919 by Thomas Kirk Hill, Kirkhill, Inc, is a leading diversified manufacturer of highly engineered, organic, and in-organic elastomer based products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Threebond International, INC	Exact match	West Chester, OH, United StatesHQ recorded Sep 17, 2026	51-200	150 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	ITW Permatex	Exact match	Solon, OH, United StatesHQ recorded Sep 17, 2026	201-500	134 contacts →
	Exact match “Permatex.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Beacon Waterproofing Products	Exact match	Jacksonville, FL, United StatesHQ recorded Sep 17, 2026	51-200	133 contacts →
	Exact match “At Beacon Waterproofing, we’re the largest, nationwide distributor of commercial sealants and specialty waterproofing solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Zatkoff Seals & Packings	Exact match	Farmington Hills, MI, United StatesHQ recorded Sep 17, 2026	51-200	124 contacts →
	Exact match “Roger Zatkoff founded Zatkoff Seals & Packings in 1959.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Precix	Exact match	New Bedford, MA, United StatesHQ recorded Sep 17, 2026	201-500	117 contacts →
	Exact match “Welcome to Precix®, your premier destination for cutting-edge elastomeric sealing solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Sealing Devices INC	Exact match	Lancaster, NY, United StatesHQ recorded Sep 17, 2026	201-500	115 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Seal & Design INC	Exact match	Clarence, NY, United StatesHQ recorded Sep 17, 2026	51-200	95 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Novagard	Exact match	Cleveland, OH, United StatesHQ recorded Sep 17, 2026	51-200	93 contacts →
	Exact match “Novagard manufactures silicone sealants, coatings, lubricants, and foams for the electronics, transportation/automotive, manufacturing, construction, medical, and military markets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	System Seals INC	Exact match	Cleveland, OH, United StatesHQ recorded Sep 17, 2026	51-200	88 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Pecora Corporation	Exact match	Harleysville, PA, United StatesHQ recorded Sep 17, 2026	51-200	88 contacts →
	Exact match “Since its founding in 1862, Pecora has developed and manufactured trusted solutions to meet the changing demands of the commercial waterproofing industry.” Recorded in the RevenueBase company graph · Sep 17, 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 “sealing compounds manufacturers”. 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 379 sealing compounds manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 6,648 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Sealing compounds manufacturers based in the United States at a glance

As of Sep 17, 2026

41.6%Verified-email coverage

42.1Average contacts per company

11-50Median size (employees)

4.2%Largest-city concentration · Houston

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

114

11-50

128

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 379 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 “sealing compounds manufacturers” 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 6,648 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 September 17, 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 “sealing compounds manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sealing compounds manufacturers are there based in the United States?

RevenueBase identified 379 company matches for sealing compounds manufacturers associated with the United States as of September 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?

L&l Products tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most sealing compounds manufacturers?

Houston leads with 16 company records, followed by Dallas (5) and Cleveland (4).

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 6,648 professional contacts with verified work emails tracked across these 379 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 September 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 379 sealing compounds manufacturers based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Sealing compounds 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 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.