Company lists · Data refreshed November 2026

Top 25 Water filtration maintenance services worldwide

RevenueBase identified 2,512 company matches for water filtration maintenance services worldwide as of November 2026 and tracks 16,520 professional contacts across them, including 2,894 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for water filtration maintenance services worldwide, 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 November 6, 2026. Country and city lists for water filtration maintenance services follow the table.

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 Nov 6, 2026 How this list was built
2,512Companies
16,520Contacts tracked
2,894Verified emails
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The 25 largest water filtration maintenance services worldwide

Ranked by team size
Top 25 of 2,512 company matches for water filtration maintenance services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchBarcelona, SpainHQ recorded Nov 6, 20261,001-5,000517 contacts →

Exact match

“Eden, a proud part of the Culligan family, provides instant access to cleaner, safer, and better-tasting water through our unparalleled expertise in sustainability, science, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDereham, United KingdomHQ recorded Nov 6, 2026501-1,000258 contacts →

Exact match

“Culligan UK delivers innovative, high-quality water solutions to homes and businesses across the United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNashville, TN, United StatesHQ recorded Nov 6, 2026501-1,000258 contacts →

Exact match

“BFC Solutions is the leader in essential HVAC services for commercial multi-site facilities and chains nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchIrpin, UkraineHQ recorded Nov 6, 2026201-500172 contacts →

Exact match

“Welcome to Ecosoft – a water engineering company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSchriesheim, GermanyHQ recorded Nov 6, 2026201-500134 contacts →

Exact match

“Wasser ist nicht nur eine kostbare Lebensressource, sondern auch eine der großen Herausforderungen dieses Jahrhunderts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchJoinville, BrazilHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“Somos uma empresa líder no mercado, especializada na fabricação de filtros, purificadores, elementos filtrantes e tecnologias para filtração de água há mais de 30 anos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGraham, NC, United StatesHQ recorded Nov 6, 202651-200102 contacts →

Exact match

“Why Pureflow?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Fundada em 1959 com o objetivo de oferecer soluções para empresas, industriais, condomínios, clubes, academias e residências nas áreas de bombeamento e tratamento de agua.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMonmouth, United KingdomHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“At Siltbuster Ltd, we operate the UK’s largest rental fleet of water treatment systems, setting the industry benchmark for rapid, reliable, and cost-effective solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAlfreton, United KingdomHQ recorded Nov 6, 2026201-50084 contacts →

Exact match

“Envirogen Group is a global leader in industrial water treatment and process filtration solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHà Nội, VietnamHQ recorded Nov 6, 20261,001-5,00083 contacts →

Exact match

“Karofi là chuyên gia trong lĩnh vực cung cấp các giải pháp lọc nước chuyên sâu nổi tiếng tại Việt Nam và trên thế giới, hiện nay các sản phẩm của Karofi đã có mặt tại hơn 50 quốc…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTampa, FL, United StatesHQ recorded Nov 6, 2026201-50081 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMissisauga, ON, CanadaHQ recorded Nov 6, 2026n/a80 contacts →

Exact match

“Kent Water Purification Systems is a leading supplier of water purification systems in the Greater Toronto Area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchFresno, CA, United StatesHQ recorded Nov 6, 202651-20076 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAustralia & New Zealand, AustraliaHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Puretec is a leading supplier of comprehensive water filtration systems across Australia and New Zealand, providing expertly engineered solutions tailored for residential…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWest Valley City, UT, United StatesHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Superior Water and Air is a family-owned company that is an industry leader in quality and customer care since 1956.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLimena, ItalyHQ recorded Nov 6, 202651-20074 contacts →

Exact match

“Atlas Filtri is a dynamic Italian company: designing, developing, and producing components for filtration systems and equipment for water treatment applicable to domestic and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAuckland, New ZealandHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Just Water is the recognised industry leader in providing drinking-water and filtration systems for the workplace and at home.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“At Aquasana we believe clean water and a healthy environment are the most important components to healthy living and overall well-being.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPune, IndiaHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“We are a growing family of 120, endeavouring excellence with care and growth since 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRacine, WI, United StatesHQ recorded Nov 6, 202651-20065 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 · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBlairgowrie, South AfricaHQ recorded Nov 6, 202611-5061 contacts →

Exact match

“Sagisa is a filtration and water purification company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMaidstone, United KingdomHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“In short, we’re 'easy to deal with'.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOsborne Park, AustraliaHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Protect your home and investment with Complete Home Filtration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLivermore, CA, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Manufacturer of a complete line of water treatment systems for homes and businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,512 water filtration maintenance services worldwide

See the full list, filter by size, metro and specialty, and access 2,894 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Water filtration maintenance services worldwide at a glance

As of Nov 6, 2026
17.5%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
0.9%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,336
11-50
809
51-200
222
201-500
45
501-1,000
15
1,001-5,000
13
5,001-10,000
1
10001+
4

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for water filtration maintenance services are linked below.
What qualifies
Company records worldwide whose business descriptions match “water filtration maintenance services” 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. 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 2,894 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 November 6, 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.

Water filtration maintenance services by location

9 lists · largest first

Every Water filtration maintenance services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase 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 “water filtration maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water filtration maintenance services are there worldwide?

RevenueBase identified 2,512 company matches for water filtration maintenance services worldwide as of November 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?

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

Which country has the most water filtration maintenance services?

The United States leads with 839 companies, followed by India (165) and Brazil (159). Every water filtration maintenance services list by country and city is linked on this page.

Which city has the most water filtration maintenance services?

Sao Paulo leads with 23 company records, followed by Dubai (17) and Pune (16).

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 2,894 professional contacts with verified work emails tracked across these 2,512 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 November 6, 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.