Company lists · Data refreshed September 2026

Top 25 Once through cooling water treatment based in the United States

RevenueBase identified 418 company matches for once through cooling water treatment associated with the United States as of September 2026 and tracks 6,733 professional contacts across them, including 2,527 with verified work emails. Houston is the largest hub.

This list covers company matches for once through cooling water treatment 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 September 20, 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 Sep 20, 2026 How this list was built
418Companies
6,733Contacts tracked
2,527Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest once through cooling water treatment based in the United States

Ranked by team size
Top 25 of 418 company matches for once through cooling water treatment based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchGlen Allen, VA, United StatesHQ recorded Sep 20, 20261,001-5,0001,404 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchWilmington, DE, United StatesHQ recorded Sep 20, 202610001+864 contacts →

Exact match

“Chem-Aqua is a unique combination of knowledge, experience and stability.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchLombard, IL, United StatesHQ recorded Sep 20, 2026501-1,000265 contacts →

Exact match

“Culligan has over 80 years of experience in the design and distribution of water treatment systems for residential, commercial and industrial applications.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchNewton, MA, United StatesHQ recorded Sep 20, 202651-200119 contacts →

Exact match

“Established in 1932 and headquartered in Newton, Massachusetts, Barclay Water Management, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchColumbia, SC, United StatesHQ recorded Sep 20, 202651-200117 contacts →

Exact match

“AVANTech, LLC is a comprehensive industrial water treatment solutions provider.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchPalatine, IL, United StatesHQ recorded Sep 20, 202651-200110 contacts →

Exact match

“HOH is a leading water treatment chemical and service company, working to establish the new water technology standard at over facilities across the United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchElliston, VA, United StatesHQ recorded Sep 20, 202651-20095 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBuffalo, NY, United StatesHQ recorded Sep 20, 202651-20082 contacts →

Exact match

“At SAMCO Technologies, Inc, we provide cutting-edge water, wastewater, and process separation solutions for some of the world’s most demanding industries, including power…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchFort Smith, AR, United StatesHQ recorded Sep 20, 202651-20073 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchRacine, WI, United StatesHQ recorded Sep 20, 202651-20062 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 · Sep 20, 2026 · View company records in RevenueBase
11Exact matchGarner, NC, United StatesHQ recorded Sep 20, 202651-20062 contacts →

Exact match

“Kinetico Advanced Water Systems helps you understand and fix your water issues through custom analysis and tailored solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchPlant City, FL, United StatesHQ recorded Sep 20, 202651-20061 contacts →

Exact match

“American Water Chemicals® (AWC) was created in 1993 by a group of membrane desalination experts in response to the demand for more reliable water treatment chemicals and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchBakersfield, CA, United StatesHQ recorded Sep 20, 202651-20054 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchReynoldsburg, OH, United StatesHQ recorded Sep 20, 202611-5054 contacts →

Exact match

“Chardon Laboratories was founded in October of 1965 and incorporated in 1966.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchLongmont, CO, United StatesHQ recorded Sep 20, 202651-20052 contacts →

Exact match

“Clean Chemistry is a technology-forward organization focused on solving industry's water treatment and microbial control issues with cleaner, safer chemistry.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchMuskogee, OK, United StatesHQ recorded Sep 20, 202651-20050 contacts →

Exact match

“Advantage Controls was founded in 1994 with the basic belief in providing exceptional value to our customers and to treat them and our team members like family.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchWestfield, IN, United StatesHQ recorded Sep 20, 202651-20049 contacts →

Exact match

“Weas Engineering, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchKalamazoo, MI, United StatesHQ recorded Sep 20, 202611-5044 contacts →

Exact match

“Gordon Water Systems is frequently recognized as the top water treatment company in West Michigan.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchLakeville, MN, United StatesHQ recorded Sep 20, 202651-20039 contacts →

Exact match

“Since 1978, International Chemtex has been helping customers treat their process, heating, cooling, and wastewater systems.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchGreenfield, WI, United StatesHQ recorded Sep 20, 202611-5039 contacts →

Exact match

“Watertech's products and services include raw water preparation for process, wastewater treatment, and cooling and boiler system treatment programs.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchFridley, MN, United StatesHQ recorded Sep 20, 202611-5038 contacts →

Exact match

“For over 45 years Jaytech has been delivering superior water treatment services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchRoselle, IL, United StatesHQ recorded Sep 20, 202651-20037 contacts →

Exact match

“Welcome to EquipSolutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchHouston, TX, United StatesHQ recorded Sep 20, 2026201-50036 contacts →

Exact match

“Athlon, a Halliburton Service, provides specialty water and process treatment chemicals, customized engineering solutions, and services to the industrial sector, including the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchFontana, CA, United StatesHQ recorded Sep 20, 202611-5034 contacts →

Exact match

“Chemicals Incorporated is an innovative leader in the water treatment industry, supporting a network of regional companies in the Western United States, Canada, Mexico and the Far…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchMiddle River, MD, United StatesHQ recorded Sep 20, 202651-20033 contacts →

Exact match

“Chemstar WATER is the leading provider of sustainable water treatment solutions for industrial, government, healthcare, institutional, and food production customers in the United…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 418 once through cooling water treatment based in the United States

See the full list, filter by size, metro and specialty, and access 2,527 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Once through cooling water treatment based in the United States at a glance

As of Sep 20, 2026
37.5%Verified-email coverage
16.1Average contacts per company
11-50Median size (employees)
2.4%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
198
11-50
152
51-200
48
201-500
10
501-1,000
1
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 418 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 “once through cooling water treatment” 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 2,527 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 September 20, 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 “once through cooling water treatment”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many once through cooling water treatment are there based in the United States?

RevenueBase identified 418 company matches for once through cooling water treatment associated with the United States as of September 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?

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

Which city has the most once through cooling water treatment?

Houston leads with 10 company records, followed by New York (5) and Dover (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 2,527 professional contacts with verified work emails tracked across these 418 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 September 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 418 once through cooling water treatment based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.