Company lists · Data refreshed October 2026

Top 25 Drinking water infrastructure contractors worldwide

RevenueBase identified 5,011 company matches for drinking water infrastructure contractors worldwide as of October 2026 and tracks 116,806 professional contacts across them, including 33,923 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for drinking water infrastructure 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 infrastructure 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
5,011Companies
116,806Contacts tracked
33,923Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest drinking water infrastructure contractors worldwide

Ranked by team size
Top 25 of 5,011 company matches for drinking water infrastructure 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 matchReading, United KingdomHQ recorded Oct 11, 20261,001-5,0006,151 contacts →

Exact match

“Thames Water is the UK’s biggest water and wastewater services provider, providing 2.7 billion litres of drinking water and safely removing 4.6 billion litres of wastewater every…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
2Exact match75685 Paris Cedex 14, FranceHQ recorded Oct 11, 20265,001-10,0002,639 contacts →

Exact match

“RESEAUX ET INFRASTRUCTURES Entreprise plus que centenaire forte de quelque 7 collaborateurs, la SADE est le spécialiste de la conception, la construction, la réhabilitation et…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3Exact matchSt. Louis, MO, United StatesHQ recorded Oct 11, 20261,001-5,0002,230 contacts →

Exact match

“Based in St.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4Exact matchCardiff, United KingdomHQ recorded Oct 11, 20261,001-5,0001,919 contacts →

Exact match

“Bath-times, half-times, party-times, meeting-times, and cooking-times.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
5Exact matchAuckland, New ZealandHQ recorded Oct 11, 20261,001-5,0001,171 contacts →

Exact match

“At Watercare we’re proud to provide a lifeline service to the people of Auckland, while protecting the environment for future generations.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6Exact matchKuala Lumpur, MalaysiaHQ recorded Oct 11, 20265,001-10,0001,156 contacts →

Exact match

“Pengurusan Air Selangor Sdn Bhd (Air Selangor) is the largest water services provider in Malaysia, providing clean and safe treated water to 9.62 million consumers in Selangor…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7Exact 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
8Exact 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
9Exact 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
10Exact matchRedhill, United KingdomHQ recorded Oct 11, 2026501-1,000891 contacts →

Exact match

“Together with our strategic partners, we can address everything from supporting vulnerable customers, water quality, asset performance and leak detection, to integrated planning…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11Exact matchCairo, EgyptHQ recorded Oct 11, 20261,001-5,000842 contacts →

Exact match

“Holding Company for Water and Waste Water is a Civil Engineering company located in Cairo Governorate, Egypt.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchBrussel, BelgiumHQ recorded Oct 11, 20261,001-5,000750 contacts →

Exact match

“De Watergroep is het grootste drinkwaterbedrijf in Vlaanderen.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
14Exact 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
15Exact 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
16Exact matchBucharest, RomaniaHQ recorded Oct 11, 20261,001-5,000644 contacts →

Exact match

“Apa Nova Bucureşti face parte din grupul internațional Veolia, companie cu peste 150 de ani de experiență în administrarea rețelelor urbane de apă și canalizare.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
17Exact 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
18Exact matchNorth Kansas City, MO, United StatesHQ recorded Oct 11, 20261,001-5,000583 contacts →

Exact match

“Garney Construction is a national leader in water and wastewater construction.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
19Exact matchRegents Park, AustraliaHQ recorded Oct 11, 2026501-1,000577 contacts →

Exact match

“Abergeldie is a locally owned contractor with 30 years industry experience in Australia and New Zealand.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
20Exact matchMumbai, IndiaHQ recorded Oct 11, 20261,001-5,000577 contacts →

Exact match

“The Indian Hume Pipe Co.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
21Exact matchTel Aviv, IsraelHQ recorded Oct 11, 20261,001-5,000561 contacts →

Exact match

“Mekorot is the national water company of Israel, government owned and listed at the Tel Aviv Stock Exchange.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
22Exact matchCoral Gables, FL, United StatesHQ recorded Oct 11, 20261,001-5,000551 contacts →

Exact match

“WE'RE HIRING FOR POWER, GAS, & INFRASTRUCTURE ROLES ACROSS THE COUNTRY!* Join the Team That Keeps Energy and Infrastructure Moving Forward.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
23Exact matchLusail, QatarHQ recorded Oct 11, 20265,001-10,000549 contacts →

Exact match

“InfraRoad was established to cater for the growing demand in the infrastructure sector in Qatar.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
24Exact matchEastleigh, United KingdomHQ recorded Oct 11, 2026501-1,000506 contacts →

Exact match

“Selwood is your trusted partner in mission-critical water handling, storage, and treatment solutions across the UK.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
25Exact matchSao Paulo, BrazilHQ recorded Oct 11, 20261,001-5,000505 contacts →

Exact match

“A GS Inima Brasil é uma das maiores e mais respeitadas companhias privadas de saneamento do país, oferecendo soluções inovadoras e integradas.”

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

Showing 25 of 5,011 drinking water infrastructure contractors worldwide

See the full list, filter by size, metro and specialty, and access 33,923 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Drinking water infrastructure contractors worldwide at a glance

As of Oct 11, 2026
29.0%Verified-email coverage
23.3Average contacts per company
11-50Median size (employees)
0.9%Largest-city concentration · Tehran
Oct 11, 2026Page data refreshed

Companies by employee count

1-10
1,563
11-50
1,916
51-200
960
201-500
304
501-1,000
125
1,001-5,000
97
5,001-10,000
20
10001+
6

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 infrastructure contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “drinking water infrastructure 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 33,923 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 infrastructure contractors by location

23 lists · largest first

Every Drinking water infrastructure 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 infrastructure contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many drinking water infrastructure contractors are there worldwide?

RevenueBase identified 5,011 company matches for drinking water infrastructure 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?

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

Which country has the most drinking water infrastructure contractors?

The United States leads with 1,189 companies, followed by India (285) and Australia (217). Every drinking water infrastructure contractors list by country and city is linked on this page.

Which city has the most drinking water infrastructure contractors?

Tehran leads with 45 company records, followed by Riyadh (31) and Houston (27).

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 33,923 professional contacts with verified work emails tracked across these 5,011 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.

Ready to reach these companies? Verified emails and direct dials for all 5,011 drinking water infrastructure contractors worldwide. 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.