Company lists · Data refreshed October 2026

Top 25 Drinking water system contractors worldwide

RevenueBase identified 6,455 company matches for drinking water system contractors worldwide as of October 2026 and tracks 82,159 professional contacts across them, including 21,900 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for drinking water system contractors 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 October 11, 2026. Country and city lists for drinking water system contractors 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 Oct 11, 2026 How this list was built
6,455Companies
82,159Contacts tracked
21,900Verified emails
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The 25 largest drinking water system contractors worldwide

Ranked by team size
Top 25 of 6,455 company matches for drinking water system contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 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 matchWabag House, IndiaHQ recorded Oct 11, 20261,001-5,0002,412 contacts →

Exact match

“WABAG, a global leader in the water industry, is backed by rich experience spanning over 100 years.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
2Exact matchWalnut Creek, CA, United StatesHQ recorded Oct 11, 20261,001-5,0001,811 contacts →

Exact match

“For more than 90 years, Carollo Engineers has been dedicated exclusively to water and wastewater solutions.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3Exact matchDhar, IndiaHQ recorded Oct 11, 2026n/a1,155 contacts →

Exact match

“Volvo Eicher Commerical Vehical Limited Service Provider of waste water recycling systems, drinking water plant & industrial water treatment in Indore, Madhya Pradesh.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4Exact matchFortitude Valley, AustraliaHQ recorded Oct 11, 20261,001-5,0001,092 contacts →

Exact match

“We’re responsible for delivering world-class drinking water and wastewater services to the growing communities of Brisbane, Ipswich, Lockyer Valley, Somerset and Scenic Rim.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
5Exact matchHorsham, PA, United StatesHQ recorded Oct 11, 20261,001-5,0001,053 contacts →

Exact match

“As an Azuria owned company, Inframark is a widely recognized leader in Water Infrastructure Operations and Infrastructure Management Services.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6Exact matchStockport, United KingdomHQ recorded Oct 11, 20261,001-5,000930 contacts →

Exact match

“MWH Treatment is a leading Design and Build non-infrastructure solution provider in the UK water sector, with a water sector heritage dating back to 1820.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7Exact matchRotterdam, NetherlandsHQ recorded Oct 11, 2026501-1,000817 contacts →

Exact match

“Duurzaam, innovatief en in verbinding met de omgeving; zo werkt Evides Waterbedrijf.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
8Exact matchMandaluyong, PhilippinesHQ recorded Oct 11, 2026201-500703 contacts →

Exact match

“With over 30 years of industry experience, PrimeWater has provided total professional water and sewage management solutions to all of its partner communities and Water Districts…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
9Exact matchKilcolgan, IrelandHQ recorded Oct 11, 20261,001-5,000691 contacts →

Exact match

“Since its establishment, Ward & Burke has sought to develop and adopt the ideals and aspirations to civil engineering construction and currently delivers class leading, reliable…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10Exact matchVersailles, FranceHQ recorded Oct 11, 20261,001-5,000674 contacts →

Exact match

“Spécialiste du traitement de l’eau depuis plus de 80 ans, Culligan apporte chaque jour une eau de qualité aux particuliers, aux entreprises et aux collectivités.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11Exact matchKadima, IsraelHQ recorded Oct 11, 2026501-1,000626 contacts →

Exact match

“A world leader in water treatment solutions, IDE specializes in the development, engineering, construction and operation of enhanced desalination and industrial water treatment…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12Exact matchDoetinchem, NetherlandsHQ recorded Oct 11, 20261,001-5,000578 contacts →

Exact match

“Founded in 1904, Nijhuis Saur Industries provides solid and adaptive solutions for sustainable and resilient water use, energy- and resource recovery.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
13Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 11, 2026501-1,000577 contacts →

Exact match

“WesTech Engineering, LLC designs, engineers, and manufactures water and wastewater treatment process equipment for mineral, industrial, and municipal applications worldwide.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
14Exact matchOeiras, PortugalHQ recorded Oct 11, 202651-200537 contacts →

Exact match

“AGS – Administração e Gestão de Sistemas de Salubridade, SA focuses on the preservation of the environment, acting throughout the entire water cycle.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
15Exact matchBarcelona, SpainHQ recorded Oct 11, 20261,001-5,000500 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 · Oct 11, 2026 · View company records in RevenueBase
16Exact matchGalway, IrelandHQ recorded Oct 11, 2026201-500481 contacts →

Exact match

“Glanua is an industry leader in providing innovative and sustainable engineering solutions to design, build and deliver critical water and wastewater infrastructure across UK and…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
17Exact matchBologna, ItalyHQ recorded Oct 11, 2026201-500477 contacts →

Exact match

“Culligan Italiana è in grado di offrire la soluzione ideale per ogni tipologia di trattamento acqua: piccoli impianti ad uso domestico, erogatori d'acqua per uffici e ristoranti…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
18Exact matchOpheusden, NetherlandsHQ recorded Oct 11, 2026501-1,000452 contacts →

Exact match

“Al ruim een halve eeuw zetten we ons in voor duurzame oplossingen op het gebied van waterkwaliteit, waterveiligheid, bio-energie en industriële bouw en infra.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
19Exact matchGenoa, ItalyHQ recorded Oct 11, 202651-200378 contacts →

Exact match

“Fisia Italimpianti S.p.A, part of Webuild Group (the new group born in 2020 from Salini Impregilo), is a worldwide leader in the sustainable design and execution of water…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
20Exact matchWoodmead, South AfricaHQ recorded Oct 11, 2026201-500376 contacts →

Exact match

“Proxa is a leading water treatment specialist whose integrated services cover the entire water cycle and span numerous global industries, including: mining, food & beverage…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
21Exact matchMallow, IrelandHQ recorded Oct 11, 2026501-1,000375 contacts →

Exact match

“EPS Group is an international water infrastructure specialist operating across the Republic of Ireland, the UK and Northern Europe.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
22Exact matchAntwerp, BelgiumHQ recorded Oct 11, 2026501-1,000373 contacts →

Exact match

“Pidpa, als integrale waterpartner, biedt een ruime waaier van producten en diensten aan: Drinkwatervoorziening In 64 gemeenten van de provincie Antwerpen staat Pidpa garant voor…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
23Exact matchFort Lauderdale, FL, United StatesHQ recorded Oct 11, 202651-200356 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 · Oct 11, 2026 · View company records in RevenueBase
24Exact matchGrand Forks, ND, United StatesHQ recorded Oct 11, 2026201-500349 contacts →

Exact match

“AE2S is a specialized civil/environmental consulting engineering firm that provides professional services and our unique brand of extreme client service to clients in the upper…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
25Exact matchRiyadh, Saudi ArabiaHQ recorded Oct 11, 20261,001-5,000333 contacts →

Exact match

“Established in 1964, Abdullah Ibrahim Al Sayegh and Sons Company a Closed Joint Stock Co.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase

Showing 25 of 6,455 drinking water system contractors worldwide

See the full list, filter by size, metro and specialty, and access 21,900 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Drinking water system contractors worldwide at a glance

As of Oct 11, 2026
26.7%Verified-email coverage
12.7Average contacts per company
11-50Median size (employees)
0.7%Largest-city concentration · Pune
Oct 11, 2026Page data refreshed

Companies by employee count

1-10
2,728
11-50
2,460
51-200
853
201-500
218
501-1,000
74
1,001-5,000
44
5,001-10,000
10
10001+
7

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 drinking water system contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “drinking water system contractors” 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 21,900 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 11, 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.

Drinking water system contractors by location

30 lists · largest first

Every Drinking water system contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “drinking water system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many drinking water system contractors are there worldwide?

RevenueBase identified 6,455 company matches for drinking water system contractors worldwide 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?

VA Tech Wabag LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most drinking water system contractors?

The United States leads with 1,540 companies, followed by India (495) and Italy (312). Every drinking water system contractors list by country and city is linked on this page.

Which city has the most drinking water system contractors?

Pune leads with 42 company records, followed by Tehran (40) and Chennai (35).

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 21,900 professional contacts with verified work emails tracked across these 6,455 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 11, 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.