Company lists · Data refreshed October 2026

Top 25 Inline groundwater filter suppliers based in the United States

RevenueBase identified 322 company matches for inline groundwater filter suppliers associated with the United States as of October 2026 and tracks 2,239 professional contacts across them, including 667 with verified work emails. Tampa is the largest hub.

This list covers company matches for inline groundwater filter suppliers 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 26, 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 26, 2026 How this list was built
322Companies
2,239Contacts tracked
667Verified emails
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The 25 largest inline groundwater filter suppliers based in the United States

Ranked by team size
Top 25 of 322 company matches for inline groundwater filter suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 26, 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 matchFresno, CA, United StatesHQ recorded Oct 26, 202651-20075 contacts →

Exact match

“In 1972, LAKOS was founded on the belief that filtering water should be simple – both for the people who operate filtration equipment and the environment.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
2Exact matchTampa, FL, United StatesHQ recorded Oct 26, 2026201-50074 contacts →

Exact match

“Paragon Water Systems partners with appliance brands, foodservice operators, and industrial companies that require a reliable, scalable ODM/OEM water filtration manufacturer.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
3Exact matchEverett, WA, United StatesHQ recorded Oct 26, 202651-20071 contacts →

Exact match

“Clear Water Services provides innovative stormwater, groundwater, and process water solutions custom-designed for each client's unique goals, challenges, and mission.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
4Exact matchRacine, WI, United StatesHQ recorded Oct 26, 202651-20064 contacts →

Exact match

“For 50 years, Marlo Incorporated has engineered and manufactured high quality water treatment equipment for a wide variety of residential, commercial, and industrial applications.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
5Exact matchBakersfield, CA, United StatesHQ recorded Oct 26, 202651-20061 contacts →

Exact match

“Clear Creek Systems is a leading provider of water treatment systems and services.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
6Exact matchMorton Grove, IL, United StatesHQ recorded Oct 26, 202651-20046 contacts →

Exact match

“No matter what your water problem, Charger Water Treatment Products has a solution.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
7Exact matchMooresville, NC, United StatesHQ recorded Oct 26, 202651-20040 contacts →

Exact match

“Amiad USA, Aslan technologies and PEP Filters are the North American subsidiaries of Amiad Water Systems, Inc.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
8Exact matchCoatesville, PA, United StatesHQ recorded Oct 26, 202651-20040 contacts →

Exact match

“Roberts Filter Group is the largest family-owned water filtration company in the United States, with more than installations across five continents.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
9Exact matchTemecula, CA, United StatesHQ recorded Oct 26, 202651-20038 contacts →

Exact match

“AXEON Water Technologies is a manufacturer and distributor of membrane filtration systems, components, and services for industrial, commercial and residential applications.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
10Exact matchHendersonville, TN, United StatesHQ recorded Oct 26, 202611-5036 contacts →

Exact match

“Plumber's Choice offers professional contractors the opportunity to expand their business and improve their bottom line with water treatment.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
11Exact matchBaton Rouge, LA, United StatesHQ recorded Oct 26, 202651-20033 contacts →

Exact match

“Air-Nu has been in the filtration business for over 30 years.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
12Exact matchWarwick, RI, United StatesHQ recorded Oct 26, 2026n/a33 contacts →

Exact match

“Commercial Water Filtration - Disinfection - Circulation Accessories Neptune Benson, Xylem has been synonymous with water filtration and disinfection serving the recreational…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
13Exact matchTampa, FL, United StatesHQ recorded Oct 26, 202611-5028 contacts →

Exact match

“Ashberry Water Conditioning has been providing water treatment services since 1947 to businesses, educational facilities, municipalities, and industries across the Florida region.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
14Exact matchBarrington, IL, United StatesHQ recorded Oct 26, 202611-5028 contacts →

Exact match

“In 1972, we at Angel Water, Inc.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
15Exact matchCockeysville, MD, United StatesHQ recorded Oct 26, 202611-5027 contacts →

Exact match

“Company Overview: Carroll Water Systems has been locally owned and operated since 1983.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
16Exact matchOmaha, NE, United StatesHQ recorded Oct 26, 202611-5027 contacts →

Exact match

“Commercial and industrial filters, HVAC filters, Dust Collection, water filters, Electrostatic water treatment for cooling towers, belts, negative air machines, cottonwood filters.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
17Exact matchRiverside, CA, United StatesHQ recorded Oct 26, 202651-20024 contacts →

Exact match

“Since 1965 Yardney Water Filtration Systems has designed, engineered, and manufactured innovative water filtration solutions for the Irrigation, Golf, Turf, Landscape, Industrial…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Oct 26, 202611-5024 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
19Exact matchLansing, MI, United StatesHQ recorded Oct 26, 202611-5022 contacts →

Exact match

“With roots dating back to 1959, our combined legacy brings together the strengths of Valley Farms Supply and Milan Supply Company.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
20Exact matchDenver, CO, United StatesHQ recorded Oct 26, 202651-20021 contacts →

Exact match

“RK Water offers custom manufacturing, groundwater remediation, construction treatment services and account services for diverse water treatment needs.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
21Exact matchCaldwell, ID, United StatesHQ recorded Oct 26, 202651-20021 contacts →

Exact match

“Omnipure filter company developed the world’s first disposable inline water filter in 1969 and brought a production model to market in 1970.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
22Exact matchWaltham, MA, United StatesHQ recorded Oct 26, 202651-20021 contacts →

Exact match

“Formerly Atlas Watersystems, Inc, H2O Care Home is the leading water purification and filtration equipment and service provider in New England.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
23Exact matchMiami, FL, United StatesHQ recorded Oct 26, 202611-5018 contacts →

Exact match

“Sorso is an advanced water purification system for cleaner, healthier, and tastier water.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
24Exact matchChapel Hill, United StatesHQ recorded Oct 26, 202611-5018 contacts →

Exact match

“Entex is a clean water solutions company providing leading technology for comprehensive advanced biological wastewater treatment and filtration.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
25Exact matchGilbertsville, PA, United StatesHQ recorded Oct 26, 202611-5016 contacts →

Exact match

“At Suburban Water Technology, we integrate various types of water treatment systems to meet the level of water purity required for residential use, industrial production…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase

Showing 25 of 322 inline groundwater filter suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 667 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Inline groundwater filter suppliers based in the United States at a glance

As of Oct 26, 2026
29.8%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · Tampa
Oct 26, 2026Page data refreshed

Companies by employee count

1-10
173
11-50
110
51-200
27
201-500
7
1,001-5,000
1
10001+
2

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 322 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 “inline groundwater filter suppliers” 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 667 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 26, 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.

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 “inline groundwater filter suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many inline groundwater filter suppliers are there based in the United States?

RevenueBase identified 322 company matches for inline groundwater filter suppliers 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?

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

Which city has the most inline groundwater filter suppliers?

Tampa leads with 5 company records, followed by Houston (4) and Miami (4).

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 667 professional contacts with verified work emails tracked across these 322 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 26, 2026.

Ready to reach these companies? Verified emails and direct dials for all 322 inline groundwater filter suppliers based in the United States. Start with a free account, no credit card.

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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.