Company lists · Data refreshed September 2026
Top 25 Residential water treatment companies based in the United States
RevenueBase identified 1,610 company matches for residential water treatment companies associated with the United States as of September 2026 and tracks 16,808 professional contacts across them, including 4,783 with verified work emails. Houston is the largest hub.
This list covers company matches for residential water treatment 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 September 21, 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.
The 25 largest residential water treatment companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 813 contacts → | ||||
Exact match “Gradiant is a Different Kind of Water Company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 468 contacts → | ||||
Exact match “Established in 1925, EcoWater Systems LLC is one of the world's largest manufacturers of residential water treatment systems.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 354 contacts → | ||||
Exact match “At Culligan Water Conditioning of Jacksonville FL, we not only aim to provide better water to the community, we are also committed to building a better, more sustainable world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 317 contacts → | ||||
Exact match “Parkson Corporation is a supplier of innovative, cost effective solutions for potable water, process water, and industrial and municipal wastewater treatment.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 272 contacts → | ||||
Exact match “Packard Culligan Water is a family-owned company with values based on relationships, unity, listening, and leading locally.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 207 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 195 contacts → | ||||
Exact match “Formed in 2017 following the consolidation of independent water treatment solution providers Emefcy and RWL Water, Fluence Corporation was established with the vision of becoming…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 142 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 110 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 110 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 21, 2026 · View company records in RevenueBase | |||||
| 11 | 102 contacts → | ||||
Exact match “OASIS International is a global leader in the design, manufacture and distribution of clean drinking water systems.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 95 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 94 contacts → | ||||
Exact match “Why Pureflow?” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 93 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 91 contacts → | ||||
Exact match “Puretec provides water treatment solutions that transform incoming city water into highly purified deionized water suitable for hundreds of industrial applications across dozens…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 87 contacts → | ||||
Exact match “Vessco Water is a family of companies that brings innovative, synergy based water solutions and services to our customers around the United States.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 86 contacts → | ||||
Exact match “Founded in 1962, Jim Myers & Sons, Inc.(JMS) is a high-quality equipment manufacturer leading the way in the water & wastewater industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 86 contacts → | ||||
Exact match “We Design, Build, Install, Start Up, and Validate High-Purity Water Systems-Improving Lives Through Water Purification.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 83 contacts → | ||||
Exact match “Sigura is a leading supplier of water treatment solutions for Residential Pools & Spas, as well as Industrial and Municipal applications.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 82 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 21, 2026 · View company records in RevenueBase | |||||
| 21 | 80 contacts → | ||||
Exact match “Water and Wastewater Equipment Company has been providing efficient, cost-effective and compliant solutions to water and wastewater treatment applications for over 30 years.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 79 contacts → | ||||
Exact match “One name.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 77 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 76 contacts → | ||||
Exact match “We Love Water At Dupure, we love what we do: we help families obtain great-tasting, nutritious water right in their own homes.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 73 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “residential water treatment companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 1,610 residential water treatment companies based in the United States
See the full list, filter by size, metro and specialty, and access 4,783 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Residential water treatment companies based in the United States at a glance
As of Sep 21, 2026Companies by employee count
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 1,610 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 “residential water treatment 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 4,783 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 21, 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 “residential water treatment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many residential water treatment companies are there based in the United States?
RevenueBase identified 1,610 company matches for residential water treatment companies 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?
Gradiant tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most residential water treatment companies?
Houston leads with 21 company records, followed by Phoenix (15) and Tampa (15).
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 4,783 professional contacts with verified work emails tracked across these 1,610 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,610 residential water treatment companies based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Residential water treatment companies by geography
- Residential water treatment companies based in Mumbai, India
- Residential water treatment companies based in Australia
- Residential water treatment companies based in Belgium
- Residential water treatment companies based in Brazil
- Residential water treatment companies based in Canada
- Residential water treatment companies based in Chile
- Residential water treatment companies based in France
- Residential water treatment companies based in Germany
- Residential water treatment companies based in India
- Residential water treatment companies based in Italy
- Residential water treatment companies based in Mexico
- Residential water treatment companies based in the Netherlands
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Residential water treatment companies based in Mumbai, India
- Residential water treatment companies based in Australia
- Residential water treatment companies based in Belgium
- Residential water treatment companies based in Brazil
- Residential water treatment companies based in Canada
- Residential water treatment companies based in Chile
Company intelligence · public preview
Top 25 residential water treatment companies based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,610 matching company records for residential water treatment companies based in the United States, with 16,808 tracked contacts and 4,783 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 residential water treatment companies based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Gradiantgradiant.comHQ: Woburn, MA, United StatesReported employees: 1,001-5,000 | Woburn, MA, United States | 1,001-5,000 | Exact match | 813 contacts → |
“Gradiant is a Different Kind of Water Company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Ecowater Systems LLCecowater.com HQ: Woodbury, MN, United StatesReported employees: 201-500 | Woodbury, MN, United States | 201-500 | Exact match | 468 contacts → |
“Established in 1925, EcoWater Systems LLC is one of the world's largest manufacturers of residential water treatment systems.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Culligan Waterculligan.comHQ: Jacksonville, FL, United StatesReported employees: 51-200 | Jacksonville, FL, United States | 51-200 | Exact match | 354 contacts → |
“At Culligan Water Conditioning of Jacksonville FL, we not only aim to provide better water to the community, we are also committed to building a better, more sustainable world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Parkson Corporationparkson.comHQ: Fort Lauderdale, FL, United StatesReported employees: 51-200 | Fort Lauderdale, FL, United States | 51-200 | Exact match | 317 contacts → |
“Parkson Corporation is a supplier of innovative, cost effective solutions for potable water, process water, and industrial and municipal wastewater treatment.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Packard Culligan Waterculliganwater.comHQ: Minnetonka, MN, United StatesReported employees: 501-1,000 | Minnetonka, MN, United States | 501-1,000 | Exact match | 272 contacts → |
“Packard Culligan Water is a family-owned company with values based on relationships, unity, listening, and leading locally.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Aqua-Aerobic Systems, INCaqua-aerobic.comHQ: Loves Park, IL, United StatesReported employees: 51-200 | Loves Park, IL, United States | 51-200 | Exact match | 207 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 |  Fluence Corporationfluencecorp.comHQ: Minneapolis, MN, United StatesReported employees: 201-500 | Minneapolis, MN, United States | 201-500 | Exact match | 195 contacts → |
“Formed in 2017 following the consolidation of independent water treatment solution providers Emefcy and RWL Water, Fluence Corporation was established with the vision of becoming…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Clack Corporationclackcorp.comHQ: Windsor, WI, United StatesReported employees: 201-500 | Windsor, WI, United States | 201-500 | Exact match | 142 contacts → |
“Established in 1944, Clack Corporation has been providing quality industrial water treatment products, commercial water treatment equipment and molded custom plastic containers.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Global Water Technology, INCgwt-inc.com HQ: Calumet City, IL, United StatesReported employees: 51-200 | Calumet City, IL, United States | 51-200 | Exact match | 110 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | HOH Water Technology, INChohwatertechnology.com HQ: Palatine, IL, United StatesReported employees: 51-200 | Palatine, IL, United States | 51-200 | Exact match | 110 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Oasis Internationaloasiscoolers.com HQ: Columbus, OH, United StatesReported employees: 201-500 | Columbus, OH, United States | 201-500 | Exact match | 102 contacts → |
“OASIS International is a global leader in the design, manufacture and distribution of clean drinking water systems.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Prochem INCprochemwater.com HQ: Elliston, VA, United StatesReported employees: 51-200 | Elliston, VA, United States | 51-200 | Exact match | 95 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 |  Pureflow, INCpureflowinc.comHQ: Graham, NC, United StatesReported employees: 51-200 | Graham, NC, United States | 51-200 | Exact match | 94 contacts → |
“Why Pureflow?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Aquarius Home Servicesaquariushomeservices.com HQ: Little Canada, MN, United StatesReported employees: 201-500 | Little Canada, MN, United States | 201-500 | Exact match | 93 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 |  Puretec Industrial Waterpuretecwater.comHQ: Oxnard, CA, United StatesReported employees: 51-200 | Oxnard, CA, United States | 51-200 | Exact match | 91 contacts → |
“Puretec provides water treatment solutions that transform incoming city water into highly purified deionized water suitable for hundreds of industrial applications across dozens…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Vessco Watervesscowater.com HQ: Chanhassen, MN, United StatesReported employees: 51-200 | Chanhassen, MN, United States | 51-200 | Exact match | 87 contacts → |
“Vessco Water is a family of companies that brings innovative, synergy based water solutions and services to our customers around the United States.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  JIM Myers & Sons, Inc. JMSjmsequipment.comHQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 86 contacts → |
“Founded in 1962, Jim Myers & Sons, Inc.(JMS) is a high-quality equipment manufacturer leading the way in the water & wastewater industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HYDROhydroservice.com HQ: Durham, NC, United StatesReported employees: 51-200 | Durham, NC, United States | 51-200 | Exact match | 86 contacts → |
“We Design, Build, Install, Start Up, and Validate High-Purity Water Systems-Improving Lives Through Water Purification.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Innovative Water Caresigurawater.comHQ: Alpharetta, GA, United StatesReported employees: 1,001-5,000 | Alpharetta, GA, United States | 1,001-5,000 | Exact match | 83 contacts → |
“Sigura is a leading supplier of water treatment solutions for Residential Pools & Spas, as well as Industrial and Municipal applications.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Samco Technologiessamcotech.comHQ: Buffalo, NY, United StatesReported employees: 51-200 | Buffalo, NY, United States | 51-200 | Exact match | 82 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Water & Wastewater Equipment Companywwe-co.com HQ: Cleveland, OH, United StatesReported employees: 11-50 | Cleveland, OH, United States | 11-50 | Exact match | 80 contacts → |
“Water and Wastewater Equipment Company has been providing efficient, cost-effective and compliant solutions to water and wastewater treatment applications for over 30 years.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kroff, INCkroff.com HQ: Pittsburgh, PA, United StatesReported employees: 51-200 | Pittsburgh, PA, United States | 51-200 | Exact match | 79 contacts → |
“One name.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Total Water Treatment Systems INCtotal-water.com HQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 77 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 |  Dupuredupure.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 76 contacts → |
“We Love Water At Dupure, we love what we do: we help families obtain great-tasting, nutritious water right in their own homes.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Lakos Filtration Solutionslakos.com HQ: Fresno, CA, United StatesReported employees: 51-200 | Fresno, CA, United States | 51-200 | Exact match | 73 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,610 company matches
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Residential water treatment companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,590 records in the displayed employee bands.
20 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 1,610 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for residential water treatment companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many residential water treatment companies did RevenueBase find based in the United States?
The saved snapshot records 1,610 matching company records, 16,808 tracked contacts and 4,783 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Residential water treatment companies by geography
- Residential water treatment companies based in Mumbai, India
- Residential water treatment companies based in Australia
- Residential water treatment companies based in Belgium
- Residential water treatment companies based in Brazil
- Residential water treatment companies based in Canada
- Residential water treatment companies based in Chile
- Residential water treatment companies based in France
- Residential water treatment companies based in Germany
- Residential water treatment companies based in India
- Residential water treatment companies based in Italy
- Residential water treatment companies based in Mexico
- Residential water treatment companies based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 residential water treatment companies based in the United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/residential-water-treatment-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Residential water treatment companies based in Mumbai, India
- Residential water treatment companies based in Australia
- Residential water treatment companies based in Belgium
- Residential water treatment companies based in Brazil
- Residential water treatment companies based in Canada
- Residential water treatment companies based in Chile
Company intelligence · public preview
Top 25 residential water treatment companies based in the United States
RevenueBase records 1,610 matching company records for residential water treatment companies based in the United States, with 16,808 tracked contacts and 4,783 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 residential water treatment companies based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Gradiantgradiant.com HQ: Woburn, MA, United StatesReported employees: 1,001-5,000 | Woburn, MA, United States | 1,001-5,000 | Exact match | 813 contacts → |
“Gradiant is a Different Kind of Water Company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Ecowater Systems LLCecowater.com HQ: Woodbury, MN, United StatesReported employees: 201-500 | Woodbury, MN, United States | 201-500 | Exact match | 468 contacts → |
“Established in 1925, EcoWater Systems LLC is one of the world's largest manufacturers of residential water treatment systems.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Culligan Waterculligan.com HQ: Jacksonville, FL, United StatesReported employees: 51-200 | Jacksonville, FL, United States | 51-200 | Exact match | 354 contacts → |
“At Culligan Water Conditioning of Jacksonville FL, we not only aim to provide better water to the community, we are also committed to building a better, more sustainable world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Parkson Corporationparkson.com HQ: Fort Lauderdale, FL, United StatesReported employees: 51-200 | Fort Lauderdale, FL, United States | 51-200 | Exact match | 317 contacts → |
“Parkson Corporation is a supplier of innovative, cost effective solutions for potable water, process water, and industrial and municipal wastewater treatment.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Packard Culligan Waterculliganwater.com HQ: Minnetonka, MN, United StatesReported employees: 501-1,000 | Minnetonka, MN, United States | 501-1,000 | Exact match | 272 contacts → |
“Packard Culligan Water is a family-owned company with values based on relationships, unity, listening, and leading locally.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Aqua-Aerobic Systems, INCaqua-aerobic.com HQ: Loves Park, IL, United StatesReported employees: 51-200 | Loves Park, IL, United States | 51-200 | Exact match | 207 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Fluence Corporationfluencecorp.com HQ: Minneapolis, MN, United StatesReported employees: 201-500 | Minneapolis, MN, United States | 201-500 | Exact match | 195 contacts → |
“Formed in 2017 following the consolidation of independent water treatment solution providers Emefcy and RWL Water, Fluence Corporation was established with the vision of becoming…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Clack Corporationclackcorp.com HQ: Windsor, WI, United StatesReported employees: 201-500 | Windsor, WI, United States | 201-500 | Exact match | 142 contacts → |
“Established in 1944, Clack Corporation has been providing quality industrial water treatment products, commercial water treatment equipment and molded custom plastic containers.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Global Water Technology, INCgwt-inc.com HQ: Calumet City, IL, United StatesReported employees: 51-200 | Calumet City, IL, United States | 51-200 | Exact match | 110 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | HOH Water Technology, INChohwatertechnology.com HQ: Palatine, IL, United StatesReported employees: 51-200 | Palatine, IL, United States | 51-200 | Exact match | 110 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Oasis Internationaloasiscoolers.com HQ: Columbus, OH, United StatesReported employees: 201-500 | Columbus, OH, United States | 201-500 | Exact match | 102 contacts → |
“OASIS International is a global leader in the design, manufacture and distribution of clean drinking water systems.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Prochem INCprochemwater.com HQ: Elliston, VA, United StatesReported employees: 51-200 | Elliston, VA, United States | 51-200 | Exact match | 95 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Pureflow, INCpureflowinc.com HQ: Graham, NC, United StatesReported employees: 51-200 | Graham, NC, United States | 51-200 | Exact match | 94 contacts → |
“Why Pureflow?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Aquarius Home Servicesaquariushomeservices.com HQ: Little Canada, MN, United StatesReported employees: 201-500 | Little Canada, MN, United States | 201-500 | Exact match | 93 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Puretec Industrial Waterpuretecwater.com HQ: Oxnard, CA, United StatesReported employees: 51-200 | Oxnard, CA, United States | 51-200 | Exact match | 91 contacts → |
“Puretec provides water treatment solutions that transform incoming city water into highly purified deionized water suitable for hundreds of industrial applications across dozens…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Vessco Watervesscowater.com HQ: Chanhassen, MN, United StatesReported employees: 51-200 | Chanhassen, MN, United States | 51-200 | Exact match | 87 contacts → |
“Vessco Water is a family of companies that brings innovative, synergy based water solutions and services to our customers around the United States.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | JIM Myers & Sons, Inc. JMSjmsequipment.com HQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 86 contacts → |
“Founded in 1962, Jim Myers & Sons, Inc.(JMS) is a high-quality equipment manufacturer leading the way in the water & wastewater industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HYDROhydroservice.com HQ: Durham, NC, United StatesReported employees: 51-200 | Durham, NC, United States | 51-200 | Exact match | 86 contacts → |
“We Design, Build, Install, Start Up, and Validate High-Purity Water Systems-Improving Lives Through Water Purification.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Innovative Water Caresigurawater.com HQ: Alpharetta, GA, United StatesReported employees: 1,001-5,000 | Alpharetta, GA, United States | 1,001-5,000 | Exact match | 83 contacts → |
“Sigura is a leading supplier of water treatment solutions for Residential Pools & Spas, as well as Industrial and Municipal applications.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Samco Technologiessamcotech.com HQ: Buffalo, NY, United StatesReported employees: 51-200 | Buffalo, NY, United States | 51-200 | Exact match | 82 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Water & Wastewater Equipment Companywwe-co.com HQ: Cleveland, OH, United StatesReported employees: 11-50 | Cleveland, OH, United States | 11-50 | Exact match | 80 contacts → |
“Water and Wastewater Equipment Company has been providing efficient, cost-effective and compliant solutions to water and wastewater treatment applications for over 30 years.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kroff, INCkroff.com HQ: Pittsburgh, PA, United StatesReported employees: 51-200 | Pittsburgh, PA, United States | 51-200 | Exact match | 79 contacts → |
“One name.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Total Water Treatment Systems INCtotal-water.com HQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 77 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Dupuredupure.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 76 contacts → |
“We Love Water At Dupure, we love what we do: we help families obtain great-tasting, nutritious water right in their own homes.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Lakos Filtration Solutionslakos.com HQ: Fresno, CA, United StatesReported employees: 51-200 | Fresno, CA, United States | 51-200 | Exact match | 73 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Residential water treatment companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,590 records in the displayed employee bands.
20 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 1,610 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for residential water treatment companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many residential water treatment companies did RevenueBase find based in the United States?
The saved snapshot records 1,610 matching company records, 16,808 tracked contacts and 4,783 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Residential water treatment companies by geography
- Residential water treatment companies based in Mumbai, India
- Residential water treatment companies based in Australia
- Residential water treatment companies based in Belgium
- Residential water treatment companies based in Brazil
- Residential water treatment companies based in Canada
- Residential water treatment companies based in Chile
- Residential water treatment companies based in France
- Residential water treatment companies based in Germany
- Residential water treatment companies based in India
- Residential water treatment companies based in Italy
- Residential water treatment companies based in Mexico
- Residential water treatment companies based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 residential water treatment companies based in the United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/residential-water-treatment-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Residential water treatment companies based in Mumbai, India
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