Company lists · Data refreshed September 2026
Top 25 Sealless pump manufacturers worldwide
RevenueBase identified 584 sealless pump manufacturers worldwide as of September 2026 and tracks 29,639 professional contacts across them, including 13,126 with verified work emails. India is the largest market and Mumbai the largest hub.
This list covers sealless pump manufacturers worldwide, 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. Country and city lists for sealless pump manufacturers follow the table.
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 sealless pump manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 13,317 contacts → | ||||
Strong evidence “Flowserve is one of the world's largest manufacturers of pumps, valves and seals with over employees across 50 countries.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 4,085 contacts → | ||||
Indirect evidence “John Crane is a global leader in flow-control technologies and an innovator in solutions for rotating equipment across the energy and process industries.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 3,062 contacts → | ||||
Indirect evidence “EagleBurgmann, a joint venture of the German Freudenberg Group and the Japanese Eagle Industry Group, is one of the internationally leading companies for industrial sealing…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 701 contacts → | ||||
Indirect evidence “A KSB do Brasil oferece uma grande variedade de produtos e serviços, pois onde há o movimento de líquidos, podemos fornecer bombas que são exatamente necessárias nesse local.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 408 contacts → | ||||
Indirect evidence “Technology, service, solutions – all things flow and change.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 374 contacts → | ||||
Partial evidence “PCM was founded in 1932 by René Moineau, the inventor of the Progressing Cavity Pump (PCP).” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 285 contacts → | ||||
Indirect evidence “As a global specialist in complex fluid handling, our customers' satisfaction is our top priority.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 274 contacts → | ||||
Partial evidence “For more than 160 years, GD Energy Products has pushed the industry forward with innovative pump designs, advanced manufacturing processes and a team dedicated to doing what’s…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 167 contacts → | ||||
Partial evidence “EFFICIENT BY DESIGN since 1946: The story of Cornell starts in 1946 when five people working at Pacific Pump Company decided to head out on their own.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 138 contacts → | ||||
Partial evidence “Sealmatic designs and manufactures seals and associated products mainly for the oil & gas, chemical, pharmaceutical, pulp & paper, power, mining and many more industrial…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 103 contacts → | ||||
Strong evidence “Designer & manufacturer of special, tailor-made, high technology pumps for process and wastewater industry.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 90 contacts → | ||||
Indirect evidence “Ever since it's establishment in 1856, Lagersmit has met the needs of many sectors that call for absolute reliability.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 89 contacts → | ||||
Strong evidence “Sealless Technology Unlimited HERMETIC-Pumpen GmbH is a leading developer and manufacturer of hermetically sealed pumps and pumping technologies.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 83 contacts → | ||||
Partial evidence “We are working together to provide pumps and mixers across the globe.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 82 contacts → | ||||
Strong evidence “ABOUT HIDROSTAL Hidrostal is a leading global manufacturer of high quality, low maintenance centrifugal pumps.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 81 contacts → | ||||
Strong evidence “Iwaki America Offers the Best Chemical Handling Pumps Iwaki America manufactures high-purity metering pumps, chemical delivery pumps, sealless, recirculation pumps and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 75 contacts → | ||||
Partial evidence “Unibloc Hygienic Technologies is an industry leader in precision-engineered positive displacement pumps, Air-Operated Double Diaphragm pumps and drum pumps, as well as valves…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 74 contacts → | ||||
Partial evidence “Welcome to AESSEAL® South Africa : A specialist in the design and manufacture of mechanical seals and support systems.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 68 contacts → | ||||
Indirect evidence “Grupa Powen-Wafapomp SA, an expert in pumping technology, offers comprehensive solutions, turnkey projects, pumping systems, and equipment tailored to individual customers' needs…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 67 contacts → | ||||
Indirect evidence “Created in 1998, the company has been growing ever since, and has become a major actor in this field on the international market.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 67 contacts → | ||||
Indirect evidence “Chez Peme-Gourdin, nous concevons, fabriquons et rénovons des pompes centrifuges industrielles depuis plus de 90 ans.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 64 contacts → | ||||
Indirect evidence “Est.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 64 contacts → | ||||
Indirect evidence “PUSHING BOUNDARIES.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 62 contacts → | ||||
Indirect evidence “KSB Italia S.p.A.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 59 contacts → | ||||
Partial evidence “Lubbock, Texas-based SIMFLO has been a family-owned and privately held company since 1952 and the company continues to lead the innovation of pump technology that is critical to…” 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: sealless pump 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 sealless pump manufacturers.
- Partial evidence
- Its own public description names part of sealless pump manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name sealless pump 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 584 sealless pump manufacturers worldwide
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Sealless pump manufacturers worldwide at a glance
As of Sep 30, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 sealless pump 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.
- Coverage
- Every country. Country and city lists for sealless pump manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “sealless pump 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 sealless pump 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 sealless pump manufacturers, and records with no verified work email.
- 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, 13,126 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.
Sealless pump manufacturers by location
4 lists · largest firstEvery Sealless pump manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 sealless pump 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 sealless pump manufacturers are there worldwide?
RevenueBase identified 584 sealless pump manufacturers worldwide 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?
Flowserve Corporation, headquartered in Irving, tops this list with the largest team on record.
Which country has the most sealless pump manufacturers?
India leads with 113 companies, followed by the United States (86) and Germany (46). Every sealless pump manufacturers list by country and city is linked on this page.
Which city has the most sealless pump manufacturers?
Mumbai leads with 24 headquartered companies, followed by Ahmedabad (10) and Houston (8).
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 13,126 verified decision-maker contacts tracked across these 584 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.