Company lists · Data refreshed September 2026
Top 25 Filtration system builders worldwide
RevenueBase identified 5,302 filtration system builders worldwide as of September 2026 and tracks 72,411 professional contacts across them, including 20,239 with verified work emails. The United States is the largest market and Pune the largest hub.
This list covers filtration system builders 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 20, 2026. Country and city lists for filtration system builders 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 filtration system builders worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 6,614 contacts → | ||||
Partial evidence “Donaldson Company helps solve some of the world's most complex filtration and contamination control challenges.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 4,495 contacts → | ||||
Indirect evidence “Our global associates are unified by a singular drive: to take on our customers’ biggest challenges.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,742 contacts → | ||||
Partial evidence “Fleetguard Filters Private Limited (FFPL) was incorporated in the year 1987 in technical collaboration with Cummins Filtration U.S.A.( Now Atmus Filtration Technologies, U.S.A.)…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,069 contacts → | ||||
Partial evidence “Atmus designs, manufactures and sells filtration solutions that create a better future by protecting what is important.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,019 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 833 contacts → | ||||
Partial evidence “Protecting people and the environment, conserving resources and optimizing industrial processes – those are the things that drive us and make us proud at Freudenberg Filtration…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 806 contacts → | ||||
Partial evidence “AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 776 contacts → | ||||
Indirect evidence “Mobility, Health, Technology, Environmental Protection & Sustainability: We work every day on the major issues of our time.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 748 contacts → | ||||
Partial evidence “The Clean Air Company Nederman is one of the world's leading companies supplying products and services in the environmental technology sector focusing on industrial air filtration.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 562 contacts → | ||||
Partial evidence “Filtration Group is a global market-leading provider of filtration consumables that are designed to drive innovation and deliver solutions across a broad spectrum of applications…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 489 contacts → | ||||
Partial evidence “France Air est concepteur et distributeur de système de traitement d'air pour les bâtiments tertiaires, industriels, l'habitat, les cuisines professionnelles, les hopitaux ou les…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 455 contacts → | ||||
Indirect evidence “Manufacturer and supplier of high quality activated carbons, ion exchange resins and mobile filter solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 418 contacts → | ||||
Partial evidence “Clivet is a leading European company that designs, produces and distributes systems for air conditioning, heating, fresh air and purification with a wide range of solutions for…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 376 contacts → | ||||
Indirect evidence “About Filtrona Filtrona is the global market leader in the design, testing and manufacture of specialty filter solutions for the tobacco industry.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 375 contacts → | ||||
Indirect evidence “Over three decades ago, ZECO Aircon embarked on a vision to revolutionize air quality.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 286 contacts → | ||||
Partial evidence “Mikropor began its journey in 1987 with a passion to create “tomorrow’s technology” and has become one of the leading manufacturers of atmospheric air filtration solutions and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 276 contacts → | ||||
Strong evidence “Multitex Filtration Engineers Ltd delivers engineered process packages, modular systems, filtration & separation solutions, and EPC services for the global energy and process…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 275 contacts → | ||||
Indirect evidence “Somos uma das principais indústrias do segmento metalmecânico, com sede em Santa Catarina e atuação internacional.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 271 contacts → | ||||
Partial evidence “The European Specialist in Filtration For over 40 years, our company Hifi Filter is specialized of filtration/separation solutions for all mobile and industry process.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 261 contacts → | ||||
Indirect evidence “Camfil is a leading supplier of HVAC air filters."The Camfil Group is a world leader in the development and production of air filters and clean air solutions." The Group…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 259 contacts → | ||||
Strong evidence “For 6 decades, Amiad Water Systems has devoted its passion to developing technologically advanced water filtration systems for the irrigation and industrial segments.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 254 contacts → | ||||
Indirect evidence “At Champion Laboratories, Inc, we are committed to quality and service in light-duty and heavy-duty filter manufacturing.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 245 contacts → | ||||
Partial evidence “Porvair Filtration Group is a fast-growing, international market leader in the design and manufacture of high performance, specialised components and assemblies for applications…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 232 contacts → | ||||
Indirect evidence “About Mott We work with the world's top companies to establish new standards of 'normal' in Medicine, Computing Power, Sustainable Energy, & Space Exploration.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 228 contacts → | ||||
Partial evidence “As your experienced filter manufacturer, we can offer you filter systems based on many years of experience that guarantee maximum safety, reliability and protection.” 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: filtration system builders. 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 filtration system builders.
- Partial evidence
- Its own public description names part of filtration system builders, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name filtration system builders. 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 5,302 filtration system builders worldwide
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Filtration system builders worldwide at a glance
As of Sep 20, 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 filtration system builders, 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 filtration system builders are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “filtration system builders”. 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 filtration system builders), 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 filtration system builders, 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, 20,239 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.
Filtration system builders by location
22 lists · largest firstEvery Filtration system builders list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Filtration system builders based in the United States992
- Filtration system builders based in India531
- Filtration system builders based in Italy280
- Filtration system builders based in Brazil255
- Filtration system builders based in Germany255
- Filtration system builders based in the United Kingdom187
- Filtration system builders based in France146
- Filtration system builders based in Türkiye146
- Filtration system builders based in Canada145
- Filtration system builders based in Spain108
- Filtration system builders based in the Netherlands96
- Filtration system builders based in Australia93
- Filtration system builders based in Mexico77
- Filtration system builders based in Poland73
- Filtration system builders based in South Africa50
- Filtration system builders based in Sweden41
- Filtration system builders based in Belgium40
- Filtration system builders based in Switzerland32
- Filtration system builders based in Denmark31
- Filtration system builders based in Finland26
Cities
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 filtration system builders, 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 filtration system builders are there worldwide?
RevenueBase identified 5,302 filtration system builders 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?
Donaldson, headquartered in Bloomington, tops this list with the largest team on record.
Which country has the most filtration system builders?
The United States leads with 992 companies, followed by India (531) and Italy (280). Every filtration system builders list by country and city is linked on this page.
Which city has the most filtration system builders?
Pune leads with 68 headquartered companies, followed by Ahmedabad (51) and Mumbai (38).
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 20,239 verified decision-maker contacts tracked across these 5,302 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.