Company lists · Data refreshed September 2026

Top 25 Water utilities IT consultants worldwide

Name: Water utilities IT consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 8,923 companies tracked

RevenueBase identified 8,923 company matches for water utilities IT consultants worldwide as of September 2026 and tracks 283,729 professional contacts across them, including 87,935 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for water utilities IT consultants 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 September 29, 2026. Country and city lists for water utilities IT consultants 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 Sep 29, 2026 How this list was built

8,923Companies

283,729Contacts tracked

87,935Verified emails

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The 25 largest water utilities IT consultants worldwide

Ranked by team size

Top 25 of 8,923 company matches for water utilities IT consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	SUEZ	Exact match	Paris, FranceHQ recorded Sep 29, 2026	10001+	21,549 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 · Sep 29, 2026 · View company records in RevenueBase
2	Tetra Tech	Exact match	Pasadena, CA, United StatesHQ recorded Sep 29, 2026	10001+	12,999 contacts →
	Exact match “Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	XYLEM	Exact match	Washington, DC, United StatesHQ recorded Sep 29, 2026	10001+	9,320 contacts →
	Exact match “Xylem is the global leader in advanced technologies, solutions and services that address the world’s biggest water challenges.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Pentair	Exact match	London, United KingdomHQ recorded Sep 29, 2026	5,001-10,000	6,636 contacts →
	Exact match “At Pentair, we help the world sustainably move, improve, and enjoy water, life’s most essential resource.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	AYESA	Exact match	Sevilla, SpainHQ recorded Sep 29, 2026	10001+	6,630 contacts →
	Exact match “Ayesa is a global provider of technology and engineering services with more than 11500 employees in twenty-three countries across Europe, Latin America, Africa and Asia.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Thames Water	Exact match	Reading, United KingdomHQ recorded Sep 29, 2026	1,001-5,000	5,648 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 · Sep 29, 2026 · View company records in RevenueBase
7	Severn Trent	Exact match	Coventry, United KingdomHQ recorded Sep 29, 2026	5,001-10,000	5,563 contacts →
	Exact match “Water is wonderful.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	SAUR	Exact match	Issy-les-moulineaux, FranceHQ recorded Sep 29, 2026	10001+	3,694 contacts →
	Exact match “As a pure player in water and essential services, Saur works to protect the environment in the heart of the territories it serves.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	National Engineering Services Pakistan PVT Limited Nespak	Exact match	Lahore, PakistanHQ recorded Sep 29, 2026	5,001-10,000	3,266 contacts →
	Exact match “NESPAK is Pakistan’s premier consultancy organization (established in 1973).” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	American Water	Exact match	Camden, NJ, United StatesHQ recorded Sep 29, 2026	5,001-10,000	2,876 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 · Sep 29, 2026 · View company records in RevenueBase
11	Brown And Caldwell	Exact match	Walnut Creek, CA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,473 contacts →
	Exact match “Headquartered in Walnut Creek, Calif, Brown and Caldwell is an employee-owned firm with 2,100+ professionals serving clients locally and globally from 52 locations.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	VA Tech Wabag LTD	Exact match	Wabag House, IndiaHQ recorded Sep 29, 2026	1,001-5,000	2,375 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 · Sep 29, 2026 · View company records in RevenueBase
13	Hazen And Sawyer	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,100 contacts →
	Exact match “As Hazen marks 75 years, we celebrate a legacy of absolute commitment to our clients while delivering the best technical work available anywhere.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Copasa	Exact match	Belo Horizonte, BrazilHQ recorded Sep 29, 2026	10001+	2,034 contacts →
	Exact match “Página Oficial da COPASA -” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	JEA	Exact match	Jacksonville, FL, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,908 contacts →
	Exact match “JEA is a community-based electric, water and sewer utility in Jacksonville, Florida, dedicated to safety, reliability and customer satisfaction.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	DŴR Cymru Welsh Water	Exact match	Cardiff, United KingdomHQ recorded Sep 29, 2026	1,001-5,000	1,868 contacts →
	Exact match “Bath-times, half-times, party-times, meeting-times, and cooking-times.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Uisce Éireann Irish Water	Exact match	Dublin, IrelandHQ recorded Sep 29, 2026	1,001-5,000	1,763 contacts →
	Exact match “We are Uisce Éireann.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Carollo Engineers	Exact match	Walnut Creek, CA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,718 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 · Sep 29, 2026 · View company records in RevenueBase
19	Vitens	Exact match	Zwolle, NetherlandsHQ recorded Sep 29, 2026	1,001-5,000	1,690 contacts →
	Exact match “Vitens is het grootste drinkwaterbedrijf van Nederland.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	CHA Consulting, INC	Exact match	Albany, NY, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,639 contacts →
	Exact match “CHA Consulting, Inc.(CHA) is an innovative, full-service engineering, design, consulting, and program/construction management firm providing a wide range of technology-enhanced…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Aguas Andinas	Exact match	Las Condes, ChileHQ recorded Sep 29, 2026	1,001-5,000	1,553 contacts →
	Exact match “Nuestra gestión se sustenta en altos estándares de profesionalismo y experiencia que nos permite entregar un servicio de gran calidad, cautelando la sostenibilidad de los recursos…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	SEAAL	Exact match	Alger, AlgeriaHQ recorded Sep 29, 2026	5,001-10,000	1,543 contacts →
	Exact match “La Société des Eaux et de l’Assainissement d’Alger (SEAAL), est une Société Publique par actions, détenue à 70% par l’Algérienne des Eaux (ADE) et à 30% par l’Office National de…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Hansen Technologies	Exact match	Melbourne, AustraliaHQ recorded Sep 29, 2026	1,001-5,000	1,527 contacts →
	Exact match “Hansen Technologies (ASX:HSN) is a global software and services provider to the energy, water/utilities and telecommunications industries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Rodic Consultants Private Limited	Exact match	New Delhi, IndiaHQ recorded Sep 29, 2026	1,001-5,000	1,489 contacts →
	Exact match “Rodic Consultants is a digital-first, multi-sector and multi-service infrastructure consultancy committed to building solutions that empower progress and transform nations.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	AQUA	Exact match	Bryn Mawr, PA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,478 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 · Sep 29, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “water utilities IT consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 8,923 water utilities IT consultants worldwide

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Water utilities IT consultants worldwide at a glance

As of Sep 29, 2026

31.0%Verified-email coverage

31.8Average contacts per company

11-50Median size (employees)

0.8%Largest-city concentration · Sao Paulo

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

3,837

11-50

3,009

51-200

1,284

201-500

397

501-1,000

143

1,001-5,000

152

5,001-10,000

10001+

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 utilities IT consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “water utilities IT consultants” 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 87,935 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 September 29, 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 utilities IT consultants by location

50 lists · largest first

Every Water utilities IT consultants 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 “water utilities IT consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water utilities IT consultants are there worldwide?

RevenueBase identified 8,923 company matches for water utilities IT consultants worldwide as of September 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 water utilities IT consultants?

The United States leads with 1,696 companies, followed by India (694) and Brazil (518). Every water utilities IT consultants list by country and city is linked on this page.

Which city has the most water utilities IT consultants?

Sao Paulo leads with 73 company records, followed by Pune (63) and Tehran (58).

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 87,935 professional contacts with verified work emails tracked across these 8,923 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 September 29, 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.