Company lists · Data refreshed October 2026

Top 25 Municipal water system construction companies worldwide

RevenueBase identified 3,585 company matches for municipal water system construction companies worldwide as of October 2026 and tracks 164,728 professional contacts across them, including 51,890 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for municipal water system construction companies 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 18, 2026. Country and city lists for municipal water system construction companies 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 18, 2026 How this list was built
3,585Companies
164,728Contacts tracked
51,890Verified emails
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The 25 largest municipal water system construction companies worldwide

Ranked by team size
Top 25 of 3,585 company matches for municipal water system construction companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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 matchParis, FranceHQ recorded Oct 18, 202610001+23,026 contacts →

Exact match

“We provide essential services in the water and waste sectors to preserve resources and improve quality of life wherever we operate.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchNorth Ryde, AustraliaHQ recorded Oct 18, 202610001+11,236 contacts →

Exact match

“Enabling communities to thrive.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchBoston, MA, United StatesHQ recorded Oct 18, 20265,001-10,0007,832 contacts →

Exact match

“CDM Smith is shaping what’s next, now, with world class solutions in water, environment, transportation and energy to public and private clients worldwide.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchReading, United KingdomHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
5Exact matchCoventry, United KingdomHQ recorded Oct 18, 20265,001-10,0005,953 contacts →

Exact match

“Water is wonderful.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Oct 18, 20261,001-5,0003,752 contacts →

Exact match

“Follow STV for practical insight into the infrastructure, ideas and people making communities better.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchBrazilHQ recorded Oct 18, 20265,001-10,0003,459 contacts →

Exact match

“A BRK é uma das maiores empresas privadas de saneamento do país e está presente em 13 estados e mais de 100 municípios, beneficiando a vida de mais de 16 milhões de pessoas.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact match75685 Paris Cedex 14, FranceHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
9Exact matchRio De Janeiro, BrazilHQ recorded Oct 18, 20261,001-5,0002,600 contacts →

Exact match

“Constituída oficialmente em 1º de agosto de 1975, a Companhia Estadual de Águas e Esgotos (CEDAE) é oriunda da fusão da Empresa de Águas do Estado da Guanabara (CEDAG), da Empresa…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchSt. Louis, MO, United StatesHQ recorded Oct 18, 20261,001-5,0002,230 contacts →

Exact match

“Based in St.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchCardiff, United KingdomHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
12Exact matchWalnut Creek, CA, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
13Exact matchMadrid, SpainHQ recorded Oct 18, 20265,001-10,0001,507 contacts →

Exact match

“Aqualia es la cuarta empresa de gestión del agua de Europa y la novena del Mundo por población servida, según el último ranking de Global Water Intelligence (diciembre de 2024).”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchOakland, CA, United StatesHQ recorded Oct 18, 20261,001-5,0001,469 contacts →

Exact match

“East Bay Municipal Utility District is a California public utility that supplies high-quality drinking water, generates renewable energy and provides wastewater treatment and…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchAuckland, New ZealandHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
16Exact matchFortitude Valley, AustraliaHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
17Exact matchHorsham, PA, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
18Exact matchStockport, United KingdomHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
19Exact matchCairo, EgyptHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
20Exact matchRotterdam, NetherlandsHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
21Exact matchRiyadh, Saudi ArabiaHQ recorded Oct 18, 20265,001-10,000806 contacts →

Exact match

“Thabat Construction (Previously known as Al Muhaidib Contracting) was established in 1398 (H), 1977 (G) and is fully Saudi owned.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchBrussel, BelgiumHQ recorded Oct 18, 20261,001-5,000750 contacts →

Exact match

“De Watergroep is het grootste drinkwaterbedrijf in Vlaanderen.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchMandaluyong, PhilippinesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
24Exact matchKilcolgan, IrelandHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Oct 18, 20261,001-5,000628 contacts →

Exact match

“Meade leads the field in design, construction and maintenance of electric, natural gas, and telecommunications delivery systems, both above and below ground and has done so for…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase

Showing 25 of 3,585 municipal water system construction companies worldwide

See the full list, filter by size, metro and specialty, and access 51,890 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Municipal water system construction companies worldwide at a glance

As of Oct 18, 2026
31.5%Verified-email coverage
45.9Average contacts per company
11-50Median size (employees)
0.8%Largest-city concentration · Tehran
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
1,070
11-50
1,316
51-200
716
201-500
256
501-1,000
97
1,001-5,000
91
5,001-10,000
18
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 municipal water system construction companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “municipal water system construction 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. 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 51,890 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 18, 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.

Municipal water system construction companies by location

19 lists · largest first

Every Municipal water system construction companies 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 “municipal water system construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many municipal water system construction companies are there worldwide?

RevenueBase identified 3,585 company matches for municipal water system construction companies 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?

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

Which country has the most municipal water system construction companies?

The United States leads with 919 companies, followed by Italy (194) and Germany (167). Every municipal water system construction companies list by country and city is linked on this page.

Which city has the most municipal water system construction companies?

Tehran leads with 29 company records, followed by Houston (25) and Riyadh (21).

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 51,890 professional contacts with verified work emails tracked across these 3,585 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 18, 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.