Company lists · Data refreshed October 2026

Top 25 Chemical processing filtration companies based in the United States

RevenueBase identified 1,318 company matches for chemical processing filtration companies associated with the United States as of October 2026 and tracks 45,164 professional contacts across them, including 17,262 with verified work emails. Houston is the largest hub.

This list covers company matches for chemical processing filtration companies 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 October 9, 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 Oct 9, 2026 How this list was built
1,318Companies
45,164Contacts tracked
17,262Verified emails
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The 25 largest chemical processing filtration companies based in the United States

Ranked by team size
Top 25 of 1,318 company matches for chemical processing filtration companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBloomington, MN, United StatesHQ recorded Oct 9, 202610001+6,845 contacts →

Exact match

“Donaldson Company helps solve some of the world's most complex filtration and contamination control challenges.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2Exact matchWilmington, DE, United StatesHQ recorded Oct 9, 202610001+6,565 contacts →

Exact match

“Solenis is a leading global provider of water and hygiene solutions.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchPort Washington, NY, United StatesHQ recorded Oct 9, 20265,001-10,0004,667 contacts →

Exact match

“Our global associates are unified by a singular drive: to take on our customers’ biggest challenges.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4Exact matchGlen Allen, VA, United StatesHQ recorded Oct 9, 20261,001-5,0001,475 contacts →

Exact match

“At ChemTreat, we understand that water is a vital resource for our planet.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5Exact matchNashville, TN, United StatesHQ recorded Oct 9, 20261,001-5,0001,228 contacts →

Exact match

“Atmus designs, manufactures and sells filtration solutions that create a better future by protecting what is important.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchSharonville, OH, United StatesHQ recorded Oct 9, 20261,001-5,000932 contacts →

Exact match

“DuBois has been serving customers since 1920.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchLouisville, KY, United StatesHQ recorded Oct 9, 20261,001-5,000833 contacts →

Exact match

“AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchOakbrook Terrace, IL, United StatesHQ recorded Oct 9, 20265,001-10,000581 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchCamarillo, CA, United StatesHQ recorded Oct 9, 2026501-1,000390 contacts →

Exact match

“Meissner manufactures advanced microfiltration and single-use systems.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchAlbion, IL, United StatesHQ recorded Oct 9, 20261,001-5,000297 contacts →

Exact match

“At Champion Laboratories, Inc, we are committed to quality and service in light-duty and heavy-duty filter manufacturing.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchRiverdale, NJ, United StatesHQ recorded Oct 9, 20261,001-5,000277 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchWashington, NC, United StatesHQ recorded Oct 9, 20261,001-5,000251 contacts →

Exact match

“Flanders is a leading air filtration products manufacturer.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchPlainville, CT, United StatesHQ recorded Oct 9, 2026501-1,000250 contacts →

Exact match

“About Mott We work with the world's top companies to establish new standards of 'normal' in Medicine, Computing Power, Sustainable Energy, & Space Exploration.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchEl Paso, TX, United StatesHQ recorded Oct 9, 20265,001-10,000227 contacts →

Exact match

“Columbus Industries is a global company that has grown steadily since its inception in 1965 to include over 900 associates in seven locations worldwide.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchCincinnati, OH, United StatesHQ recorded Oct 9, 2026201-500218 contacts →

Exact match

“The Rotex Group pioneered the dry separation industry and grew to become a global manufacturer of industrial separation equipment, becoming a subsidiary of Hillenbrand, Inc.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchChattanooga, TN, United StatesHQ recorded Oct 9, 20261,001-5,000204 contacts →

Exact match

“We are a worldwide expert in Liquid-Solid Separation & Air Filtration and a leading provider of Filter Media, Filter Presses, Vacuum Filters, Baghouse products, and expert Field…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchNorth Little Rock, AR, United StatesHQ recorded Oct 9, 202610001+196 contacts →

Exact match

“Safe Foods is a division of Fortrex and offers superior chemical solutions, intervention processing aids, innovative equipment, and real-time analytics software to food processing…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchGlasgow, DE, United StatesHQ recorded Oct 9, 2026201-500189 contacts →

Exact match

“Graver Technologies, LLC serves the industrial filtration, separation and purification needs of companies around the globe.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchMemphis, TN, United StatesHQ recorded Oct 9, 2026201-500175 contacts →

Exact match

“Since 1996, Premium Guard Inc.(PGI) has been a trusted leader in the design, manufacturing, and distribution of high-quality filtration solutions for the automotive, diesel…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20Exact matchAuburn, WA, United StatesHQ recorded Oct 9, 2026501-1,000167 contacts →

Exact match

“Membrane Solutions, founded in 2006 in Seattle, USA, is a world-renowned supplier of membrane filtration products.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchCamden, NJ, United StatesHQ recorded Oct 9, 202651-200154 contacts →

Exact match

“ResinTech Inc, an acknowledged leader in ion exchange, manufactures a broad range of ion exchange resins for water and waste water treatment, including deionization,softening…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchChattanooga, TN, United StatesHQ recorded Oct 9, 20261,001-5,000153 contacts →

Exact match

“Cleanova is a global filtration leader bringing together a portfolio of highly respected brands, including Micronics, Allied, Dollinger, SOLAFT, Plenty, and Vokes, among many…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchStrongsville, OH, United StatesHQ recorded Oct 9, 2026201-500150 contacts →

Exact match

“Clark-Reliance® continues to be the global leader in the level indication and control, sightflow indication, and filtration and separation industries.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchMineral Wells, TX, United StatesHQ recorded Oct 9, 202610001+149 contacts →

Exact match

“PECO is part of Parker Hannifin, Industrial Process Filtration Division.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchWindsor, WI, United StatesHQ recorded Oct 9, 2026201-500146 contacts →

Exact match

“Established in 1944, Clack Corporation has been providing quality industrial water treatment products, commercial water treatment equipment and molded custom plastic containers.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 1,318 chemical processing filtration companies based in the United States

See the full list, filter by size, metro and specialty, and access 17,262 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chemical processing filtration companies based in the United States at a glance

As of Oct 9, 2026
38.2%Verified-email coverage
34.3Average contacts per company
11-50Median size (employees)
3.5%Largest-city concentration · Houston
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
499
11-50
514
51-200
198
201-500
50
501-1,000
16
1,001-5,000
22
5,001-10,000
6
10001+
8

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 1,318 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 “chemical processing filtration companies” 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 17,262 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 October 9, 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.

Chemical processing filtration companies by metro

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 “chemical processing filtration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chemical processing filtration companies are there based in the United States?

RevenueBase identified 1,318 company matches for chemical processing filtration companies associated with the United States as of October 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?

Donaldson tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most chemical processing filtration companies?

Houston leads with 46 company records, followed by Tampa (11) and Indianapolis (10).

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 17,262 professional contacts with verified work emails tracked across these 1,318 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 October 9, 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 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.