Company lists · Data refreshed October 2026

Top 25 Municipal water utility contractors worldwide

RevenueBase identified 3,647 company matches for municipal water utility contractors worldwide as of October 2026 and tracks 132,932 professional contacts across them, including 44,529 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for municipal water utility 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 18, 2026. Country and city lists for municipal water utility 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 18, 2026 How this list was built
3,647Companies
132,932Contacts tracked
44,529Verified emails
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The 25 largest municipal water utility contractors worldwide

Ranked by team size
Top 25 of 3,647 company matches for municipal water utility contractors 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 matchSao Paulo, BrazilHQ recorded Oct 18, 202610001+11,375 contacts →

Exact match

“Sabesp is a mixed capital company that was founded in 1973 and is currently responsible for supplying water and collecting and treating sewage in the 375 municipalities of São…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchLos Angeles, CA, United StatesHQ recorded Oct 18, 20265,001-10,0005,079 contacts →

Exact match

“The Los Angeles Department of Water and Power (LADWP), the largest municipal utility in the United States, was established more than 100 years ago to deliver reliable, safe water…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchParramatta, AustraliaHQ recorded Oct 18, 20261,001-5,0003,858 contacts →

Exact match

“We deliver essential and sustainable water services for the benefit of the community.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchCamden, NJ, United StatesHQ recorded Oct 18, 20265,001-10,0003,003 contacts →

Exact match

“American Water (NYSE: AWK) is the largest regulated water and wastewater utility company in the United States.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchRio De Janeiro, BrazilHQ recorded Oct 18, 20265,001-10,0002,669 contacts →

Exact match

“Somos a concessionária responsável pela água e esgoto em 27 municípios do estado do Rio, incluído as zonas Sul, Norte e Centro da Capital.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact 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
8Exact 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
9Exact 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
10Exact matchDublin, IrelandHQ recorded Oct 18, 20261,001-5,0001,874 contacts →

Exact match

“We are Uisce Éireann.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchZwolle, NetherlandsHQ recorded Oct 18, 20261,001-5,0001,756 contacts →

Exact match

“Vitens is het grootste drinkwaterbedrijf van Nederland.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchQuezon City, PhilippinesHQ recorded Oct 18, 20261,001-5,0001,631 contacts →

Exact match

“Manila Water Company, Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchBryn Mawr, PA, United StatesHQ recorded Oct 18, 20261,001-5,0001,531 contacts →

Exact match

“Aqua is one of the largest U.S-based, publicly traded water and wastewater utilities, serving more than 3 million people in Illinois, Indiana, New Jersey, North Carolina…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchNiterói, BrazilHQ recorded Oct 18, 20261,001-5,0001,436 contacts →

Exact match

“Fundado em 1998, o Grupo Águas do Brasil é um dos principais grupos privados de saneamento básico do país, presente em 32 municípios nos estados do Rio de Janeiro, Minas Gerais e…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchGovernador Valadares, BrazilHQ recorded Oct 18, 2026n/a1,391 contacts →

Exact match

“Nome Completo: Serviço Autônomo de Água e Esgoto de Governador Valadares Endereço: Rua Quintino Bocaiúva, nº 41 – Centro / Governador Valadares MG CNPJ: A primeira captação de…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchKampala, UgandaHQ recorded Oct 18, 20261,001-5,0001,363 contacts →

Exact match

“Established in 1972, the mandate of the National Water and Sewerage Corporation (NWSC) as defined in the NWSC Act Cap 317, is to operate and provide water and sewerage services in…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchLaurel, MD, United StatesHQ recorded Oct 18, 20261,001-5,0001,321 contacts →

Exact match

“Established in 1918, WSSC Water is currently among the largest water and wastewater utilities in the nation, with a network of nearly miles of drinking water pipeline and over…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact 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
19Exact 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
20Exact 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
21Exact matchIndianapolis, IN, United StatesHQ recorded Oct 18, 20261,001-5,000981 contacts →

Exact match

“Miller Pipeline is the single-source, premier provider for all underground construction system solutions in transmission, distribution, and water/wastewater management.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchJakarta Pusat, IndonesiaHQ recorded Oct 18, 20261,001-5,000979 contacts →

Exact match

“Visi : Terwujudnya PAM JAYA sebagai Perusahaan yang memberikan pelayanan air minum kepada masyarakat DKI Jakarta secara menyeluruh dan berkualitas yang berorientasi pada kepuasan…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchHatfield, United KingdomHQ recorded Oct 18, 20261,001-5,000977 contacts →

Exact match

“Our vision is to be the leading community-focused water company.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchDenver, CO, United StatesHQ recorded Oct 18, 20261,001-5,000952 contacts →

Exact match

“Denver Water proudly serves high-quality water and promotes its efficient use to 1.5 million people in the city of Denver and many surrounding suburbs.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact 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

Showing 25 of 3,647 municipal water utility contractors worldwide

See the full list, filter by size, metro and specialty, and access 44,529 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Municipal water utility contractors worldwide at a glance

As of Oct 18, 2026
33.5%Verified-email coverage
36.4Average contacts per company
11-50Median size (employees)
0.5%Largest-city concentration · Houston
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
1,204
11-50
1,236
51-200
717
201-500
251
501-1,000
97
1,001-5,000
95
5,001-10,000
15
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 municipal water utility contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “municipal water utility 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 44,529 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 utility contractors by location

15 lists · largest first

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

How many municipal water utility contractors are there worldwide?

RevenueBase identified 3,647 company matches for municipal water utility 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?

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

Which country has the most municipal water utility contractors?

The United States leads with 1,253 companies, followed by Germany (199) and Italy (168). Every municipal water utility contractors list by country and city is linked on this page.

Which city has the most municipal water utility contractors?

Houston leads with 18 company records, followed by Sao Paulo (17) and Phoenix (14).

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 44,529 professional contacts with verified work emails tracked across these 3,647 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.