Company lists · Data refreshed September 2026
Top 25 Hepa filter manufacturers worldwide
RevenueBase identified 724 hepa filter manufacturers worldwide as of September 2026 and tracks 7,533 professional contacts across them, including 1,998 with verified work emails. The United States is the largest market and Pune the largest hub.
This list covers hepa filter 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 hepa filter 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 hepa filter manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 806 contacts → | ||||
Indirect evidence “AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 261 contacts → | ||||
Partial 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 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 227 contacts → | ||||
Strong evidence “Flanders is a leading air filtration products manufacturer.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 213 contacts → | ||||
Indirect evidence “Columbus Industries is a global company that has grown steadily since its inception in 1965 to include over 900 associates in seven locations worldwide.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 148 contacts → | ||||
Partial evidence “Camfil France fait partie du groupe Camfil, leader mondial des solutions de filtration de l'air.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 147 contacts → | ||||
Indirect evidence “At AFPRO, we are driven by a mission to make the world safer, healthier, and more productive.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 142 contacts → | ||||
Partial evidence “AAF International is a prominent global brand and trusted air filtration products and solution provider for almost 100 years.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 131 contacts → | ||||
Strong evidence “AAF International, the world's largest manufacturer of air filtration solutions, operates production, warehouse and distribution facilities in 22 countries on four continents.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 127 contacts → | ||||
Strong evidence “AAF International, the world’s largest manufacturer of air filtration solutions, operates production, warehousing and distribution facilities in 22 countries across four…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 125 contacts → | ||||
Indirect evidence “88 Years in Business 1936-2024.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 124 contacts → | ||||
Indirect evidence “Abatement Technologies, Inc.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 106 contacts → | ||||
Indirect evidence “I över ett halvt sekel har Camfil hjälpt människor att andas ren luft.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 104 contacts → | ||||
Partial evidence “At Rensa Filtration, our mission is to help people breathe cleaner air.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 82 contacts → | ||||
Strong evidence “WHO WE ARE: Koch Filter is a leading manufacturer of indoor air filtration solutions that protect the quality of life for individuals while protecting processes and equipment in…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 66 contacts → | ||||
Indirect evidence “Delivering industrial clean air solutions is our mission.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 64 contacts → | ||||
Indirect evidence “En VECO S.A de C.V.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 63 contacts → | ||||
Partial evidence “At Clean Air Industries, we offer a vast selection of air filtration solutions for a wide range of manufacturing applications in both the industrial and educational sectors.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 61 contacts → | ||||
Strong evidence “BreatheSafe is a global manufacturer of intelligent cabin air quality, HEPA filtration, and pressurisation systems that protect operators and equipment in the world's toughest…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 55 contacts → | ||||
Indirect evidence “Our background and experience in air and gas purification spans a wide range of industries.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 53 contacts → | ||||
Strong evidence “Established in 1986 as the premier HEPA filter certification company specializing in manufacturing, supplying, installing, testing and maintaining specialist diagnostic…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 52 contacts → | ||||
Partial evidence “Dal 1965 General Filter produce filtri e sistemi Made in Italy per offrire la massima qualità dell’aria in ambienti civili, industriali e ospedalieri.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 51 contacts → | ||||
Partial evidence “GAFCO is a leader in the development, design, production and sale of air filtration solutions for a wide range of industries.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 48 contacts → | ||||
Indirect evidence “Founded in 2009 in Johnson City, Tennessee, Greentech Environmental is a leader in air purification systems for both consumer and commercial applications.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 44 contacts → | ||||
Partial evidence “Magneto, India's largest manufacturer of Electronic Air Cleaners, is a leader in improving Indoor Air Quality.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 44 contacts → | ||||
Partial evidence “India’s 1st & Largest Air Quality Hub | IQAir Switzerland | HEPA Air Purifiers & Clean Air Experts BreatheEasy is India’s 1st & Largest Air Quality Hub Partnering with IQAir…” 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: hepa filter 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 hepa filter manufacturers.
- Partial evidence
- Its own public description names part of hepa filter manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name hepa filter 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 724 hepa filter manufacturers worldwide
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Hepa filter 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 hepa filter 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 hepa filter manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “hepa filter 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 hepa filter 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 hepa filter 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, 1,998 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.
Hepa filter manufacturers by location
4 lists · largest firstEvery Hepa filter 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 hepa filter 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 hepa filter manufacturers are there worldwide?
RevenueBase identified 724 hepa filter 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?
AAF International American AIR Filter, headquartered in Louisville, tops this list with the largest team on record.
Which country has the most hepa filter manufacturers?
The United States leads with 158 companies, followed by Canada (32) and Germany (32). Every hepa filter manufacturers list by country and city is linked on this page.
Which city has the most hepa filter manufacturers?
Pune leads with 12 headquartered companies, followed by Guangzhou (11) and Shenzhen (9).
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 1,998 verified decision-maker contacts tracked across these 724 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.