Company lists · Data refreshed September 2026
Top 25 Mechanical seal repair companies based in the United States
RevenueBase identified 192 mechanical seal repair companies headquartered in the United States as of September 2026 and tracks 3,327 professional contacts across them, including 1,461 with verified work emails. Houston is the largest hub.
This list covers mechanical seal repair companies 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 20, 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 mechanical seal repair companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 844 contacts → | ||||
Indirect evidence “Chesterton is a leading international provider of customized programs and solutions that combine expert hands-on service and support with a comprehensive line of industrial fluid…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 149 contacts → | ||||
Strong evidence “Hercules® Sealing Products is a distributor of hydraulic and pneumatic cylinder repair seals, seal kits, metal working products, repair parts, and replacement cylinders for all…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 133 contacts → | ||||
Strong evidence “Flexaseal Engineered Seals and Systems, a trusted partner for premium mechanical seals and innovative sealing solutions, caters to diverse industrial sectors with expertise in…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 112 contacts → | ||||
Strong evidence “Stein Seal Company is a Manufacturing Company engaged in the design, development, testing, and manufacturing of sophisticated mechanical shaft seals and precision-machined…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 107 contacts → | ||||
Partial evidence “Inpro/Seal delivers innovative bearing protection and process sealing solutions for a variety of rotating equipment in the chemical processing, food and beverage, HVAC, mining…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 95 contacts → | ||||
Strong evidence “A market leading specialist, AESSEAL holds one of the world’s most comprehensive ‘standard inventory’ portfolios of mechanical seals, bearing seals, seal support systems and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 94 contacts → | ||||
Partial evidence “Conhagen is a comprehensive provider of industrial rotating equipment services, including engineering, field services, shop services, manufacturing, and repairs, allowing us to…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 88 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 84 contacts → | ||||
Partial evidence “Bender CCP is one of the leading full service providers of engineered rotating equipment repair and machining services in the US.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 83 contacts → | ||||
Indirect evidence “When your business is on the line, M&J delivers.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 56 contacts → | ||||
Indirect evidence “U.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 54 contacts → | ||||
Partial evidence “Gallagher Fluid Seals specializes in the application, design, and distribution of fluid seals.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 43 contacts → | ||||
Indirect evidence “Pioneer Motor Bearing Company supplies original equipment manufacturers (OEMs) and end users in the power generation, industrial, and marine markets with engineering…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 38 contacts → | ||||
Strong evidence “An Employee Owned Company standing proud on the fact that we are one of America’s last true mechanical seal manufacturing companies.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 35 contacts → | ||||
Partial evidence “Tekwell offers full service and repair for industrial motors, drives and pumps.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 33 contacts → | ||||
Partial evidence “CinchSeal Rotary Shaft Seals has been serving the industrial processing industry for nearly 30 years.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 33 contacts → | ||||
Partial evidence “Moss Seal Company globally supplies fluid sealing solutions, of the highest quality manufacturing & materials, in the fast paced industry of oil & gas.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 30 contacts → | ||||
Strong evidence “Superior Industrial Equipment is a full service, regional pump, vacuum pump, blower and mechanical seal distributor headquartered in Sycamore, IL with an additional location in…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 29 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 28 contacts → | ||||
Indirect evidence “Tech-Flow is a full service provider of pumps and processing equipment for all industries.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 27 contacts → | ||||
Partial evidence “As a global leader in seal technology, HPS is a highly trusted and respected source of technical support and seal design for many of the world's most demanding OEMs – in Europe…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 25 contacts → | ||||
Indirect evidence “Expert Vacuum Pump Remanufacturing/Rebuilding/Service ⇨ Industry-Best Warranty - TWO Years from Date of Install For over 50 years, ADVACO has been rebuilding and servicing a wide…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 24 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 22 contacts → | ||||
Partial evidence “Process Pump & Seal, Inc.(Process Pump) sells and services pumps, sealing devices, and specialty chemical products to a wide range of industrial, commercial, and municipal…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 21 contacts → | ||||
Indirect evidence “We instill confidence by finding solutions to your challenges, simplifying your purchasing process, and reducing risk.” Source: RevenueBase Database · checked Sep 20, 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: mechanical seal repair companies. 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 mechanical seal repair companies.
- Partial evidence
- Its own public description names part of mechanical seal repair companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name mechanical seal repair companies. 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 192 mechanical seal repair companies based in the United States
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Mechanical seal repair companies based in the United States at a glance
As of Sep 20, 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 192 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 mechanical seal repair companies, 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 “mechanical seal repair companies”. 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 mechanical seal repair companies), 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 mechanical seal repair companies, 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, 1,461 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 20, 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 mechanical seal repair companies, 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 mechanical seal repair companies are there based in the United States?
RevenueBase identified 192 mechanical seal repair companies 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?
A.W. Chesterton Company, headquartered in Groveland, tops this list with the largest team on record.
Which city has the most mechanical seal repair companies?
Houston leads with 22 headquartered companies, followed by Alvin (3) and Baton Rouge (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 1,461 verified decision-maker contacts tracked across these 192 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 20, 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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