Company lists · Data refreshed November 2026

Top 25 Water system upgrade contractors worldwide

RevenueBase identified 2,652 company matches for water system upgrade contractors worldwide as of November 2026 and tracks 40,345 professional contacts across them, including 11,365 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for water system upgrade 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 November 6, 2026. Country and city lists for water system upgrade 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 Nov 6, 2026 How this list was built
2,652Companies
40,345Contacts tracked
11,365Verified emails
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The 25 largest water system upgrade contractors worldwide

Ranked by team size
Top 25 of 2,652 company matches for water system upgrade contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchDhar, IndiaHQ recorded Nov 6, 2026n/a1,235 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHorsham, PA, United StatesHQ recorded Nov 6, 20261,001-5,0001,107 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 2026501-1,000857 contacts →

Exact match

“Ovivo is a powerful global brand, uniting world-renowned trademarks and a highly specialized team of 700 water treatment experts operating across the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLondon, ON, CanadaHQ recorded Nov 6, 2026501-1,000751 contacts →

Exact match

“Our Vision To continuously advance water treatment, ensuring everyone has access to clean water, globally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchOpheusden, NetherlandsHQ recorded Nov 6, 2026501-1,000464 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBroomfield, CO, United StatesHQ recorded Nov 6, 2026501-1,000462 contacts →

Exact match

“As a leading U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWespelaar, FranceHQ recorded Nov 6, 2026201-500424 contacts →

Exact match

“Waterleau is your partner in sustainable water stewardship.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMallow, IrelandHQ recorded Nov 6, 2026501-1,000384 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFort Lauderdale, KS, United StatesHQ recorded Nov 6, 202651-200360 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000358 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCoventry, United KingdomHQ recorded Nov 6, 20261,001-5,000310 contacts →

Exact match

“Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRabat, MoroccoHQ recorded Nov 6, 20261,001-5,000307 contacts →

Exact match

“ATNER, founded in 1988, is a national leader in water and public works services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSaint-etienne-du-grès, FranceHQ recorded Nov 6, 2026501-1,000274 contacts →

Exact match

“Nous maîtrisons l’ensemble des techniques du secteur de la canalisation : collecte, transport et traitement des eaux usées, renouvellement et interconnexion des conduites AEP…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchTangerang, IndonesiaHQ recorded Nov 6, 2026201-500267 contacts →

Exact match

“Lautan Air Indonesia (LAI) is an integrated water solutions company with more than 40 years of experience in the water industry, supporting industrial and municipal operations…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAntalya, TürkiyeHQ recorded Nov 6, 2026201-500250 contacts →

Exact match

“Esli PWG Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAdelaide, AustraliaHQ recorded Nov 6, 2026201-500237 contacts →

Exact match

“Company Overview: TRILITY is an established industry leader, dedicated in the delivery of water, wastewater, reuse and bio-solids solutions across Australia and New Zealand’s…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 6, 20261,001-5,000235 contacts →

Exact match

“PURIS provides end-to-end water infrastructure renewal solutions, specializing in environmentally sustainable trenchless pipeline rehabilitation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLoves Park, IL, United StatesHQ recorded Nov 6, 202651-200234 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLeipzig, GermanyHQ recorded Nov 6, 2026501-1,000227 contacts →

Exact match

“Im Jahr 1991 mit dem Fokus auf Wasserversorgung und Abwasserbeseitigung gegründet, operiert unsere Unternehmensgruppe heute in Deutschland und Österreich.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMiamisburg, OH, United StatesHQ recorded Nov 6, 2026501-1,000213 contacts →

Exact match

“Ulliman Schutte is a national leader in providing water infrastructure in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOttawa, ON, CanadaHQ recorded Nov 6, 2026201-500203 contacts →

Exact match

“Since 1976, BluMetric has been delivering innovative and sustainable solutions to complex environmental challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSurrey, United KingdomHQ recorded Nov 6, 2026501-1,000198 contacts →

Exact match

“Biwater is a world leader in treated water, providing large-scale water and wastewater solutions for clients across the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,000196 contacts →

Exact match

“Emirates Link Nitco (ELNITCO) was the first internationally reputed, locally based company selected and contracted by Abu Dhabi Municipality in 2002, to execute a five-year…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCoraopolis, PA, United StatesHQ recorded Nov 6, 2026201-500195 contacts →

Exact match

“Newterra designs, engineers, manufactures, and services environmental, water and wastewater treatment solutions that assure great performance, superb reliability, and the highest…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 2026201-500195 contacts →

Exact match

“Formed in 2017 following the consolidation of independent water treatment solution providers Emefcy and RWL Water, Fluence Corporation was established with the vision of becoming…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,652 water system upgrade contractors worldwide

See the full list, filter by size, metro and specialty, and access 11,365 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Water system upgrade contractors worldwide at a glance

As of Nov 6, 2026
28.2%Verified-email coverage
15.2Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Tehran
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
967
11-50
1,018
51-200
439
201-500
126
501-1,000
44
1,001-5,000
20
5,001-10,000
7
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 water system upgrade contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “water system upgrade 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 11,365 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 November 6, 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 system upgrade contractors by location

15 lists · largest first

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

How many water system upgrade contractors are there worldwide?

RevenueBase identified 2,652 company matches for water system upgrade contractors worldwide as of November 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?

Volvo Eicher Commerical Vehical Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most water system upgrade contractors?

The United States leads with 659 companies, followed by India (224) and Canada (93). Every water system upgrade contractors list by country and city is linked on this page.

Which city has the most water system upgrade contractors?

Tehran leads with 27 company records, followed by Pune (25) and Dubai (17).

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 11,365 professional contacts with verified work emails tracked across these 2,652 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 November 6, 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.