Company lists · Data refreshed November 2026

Top 25 Transboundary water pollution management or control services worldwide

RevenueBase identified 280 company matches for transboundary water pollution management or control services worldwide as of November 2026 and tracks 61,462 professional contacts across them, including 20,199 with verified work emails. The United States is the largest market and Belo Horizonte the largest hub.

This list covers company matches for transboundary water pollution management or control services 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 transboundary water pollution management or control services 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
280Companies
61,462Contacts tracked
20,199Verified emails
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The 25 largest transboundary water pollution management or control services worldwide

Ranked by team size
Top 25 of 280 company matches for transboundary water pollution management or control services 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 matchAubervilliers, FranceHQ recorded Nov 6, 202610001+33,268 contacts →

Exact match

“Veolia, a global leader in environmental services, works every day to build environmental security for the benefit of public health and the competitiveness of industries and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Nov 6, 202610001+23,115 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCleveland, OH, United StatesHQ recorded Nov 6, 2026501-1,000488 contacts →

Exact match

“The Northeast Ohio Regional Sewer District protects public health and the environment by leading effective wastewater and stormwater management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBirkerød, DenmarkHQ recorded Nov 6, 2026201-500343 contacts →

Exact match

“I Novafos er vi hverdagsmestre i at håndtere vand – rent vand i hanen, regnvand i byområder og renset spildevand, der ledes sikkert tilbage til naturen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchOslo, NorwayHQ recorded Nov 6, 2026201-500326 contacts →

Exact match

“NIVA's main focus areas are research, environmental monitoring, assessment, consultancy and problem solving in support of decision makers in both the public and private sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWarsaw, PolandHQ recorded Nov 6, 20261,001-5,000252 contacts →

Exact match

“ENERIS to ogólnopolska firma działająca w obszarze ochrony środowiska.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOrleans Cedex 2, FranceHQ recorded Nov 6, 2026201-500227 contacts →

Exact match

“Agir pour une eau de qualité, aujourd’hui et demain Préserver l’eau, c’est protéger la vie, les territoires et les générations futures.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHaarlem, NetherlandsHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“Het Waterlaboratorium is een zelfstandig opererend semipubliek bedrijf met drie sterke aandeelhouders: Dunea Duin en Water, PWN Waterleidingbedrijf Noord-Holland en Waternet…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchGlimmen, NetherlandsHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“WLN is een onafhankelijk partner in onderzoek en advies voor drink, industrie- en afvalwater.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKfar Saba, IsraelHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Engineering a Sustainable Future, One Project at a Time Founded in Israel in 1996, DHV MED has become a leader in environmental engineering and consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDavis, CA, United StatesHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“Larry Walker Associates (LWA) is a privately owned firm headquartered in Davis, California, with offices in Berkeley, Yreka, Santa Monica, Ventura, San Diego, and Seattle, WA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEdam, NetherlandsHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Wij zijn één van de vijf waterschapslaboratoria in Nederland en een stichting zonder winstoogmerk.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBogotá, ColombiaHQ recorded Nov 6, 2026201-50059 contacts →

Exact match

“En Veolia tenemos una misión: Renovar el Mundo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“A JNS Engenharia, Consultoria e Gerenciamento tem como objetivo central a prestação de serviços nas áreas de Saneamento Básico, Meio Ambiente, Aproveitamento de Recursos Hídricos…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBarcelona, SpainHQ recorded Nov 6, 2026501-1,00048 contacts →

Exact match

“SOREA és una empresa del sector del medi ambient que gestiona tots els processos del cicle integral de l’aigua: la captació, la potabilització, el transport, la distribució, el…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDoncaster, United KingdomHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“Green Spark delivers innovative solutions for environmental management and pollution control, tailored to fit your company requirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBrusque, BrazilHQ recorded Nov 6, 2026201-50047 contacts →

Exact match

“Com 21 anos de experiência na prestação de serviços relacionados ao Saneamento Básico, a RIOVIVO conta com uma equipe multidisciplinar com capacidade técnica, operacional e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTraverse City, MI, United StatesHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Contracted environmental services focused on freshwater resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBolzano, ItalyHQ recorded Nov 6, 2026201-50042 contacts →

Exact match

“Siamo una società pubblica che da oltre 30 anni gestisce servizi e impianti ambientali in Alto Adige unendo competenze tecniche e tecnologie avanzate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSpainHQ recorded Nov 6, 202651-20040 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMadrid, SpainHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Consultoría e ingeniería ambiental.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGolden, CO, United StatesHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“PG Environmental (PG) is an environmental consulting firm offering specialized technical expertise to federal and state agencies tasked with protecting and restoring our nation’s…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSilkeborg, DenmarkHQ recorded Nov 6, 2026201-50030 contacts →

Exact match

“Leading Nordic water specialist Envidan is the Nordic region's leading water and wastewater specialist with three primary business areas: Consulting, Turnkey and Software.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchClinton, MA, United StatesHQ recorded Nov 6, 20261-1029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDiscovery Bay, CA, Hong KongHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“Phone:(866) 96-SWIMS (79467) Fax:(925) 513-1448 Email: info@swimsclean.com Mission Statement: SWIMS exists to provide superior customer service in the storm water industry while…”

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

Showing 25 of 280 transboundary water pollution management or control services worldwide

See the full list, filter by size, metro and specialty, and access 20,199 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transboundary water pollution management or control services worldwide at a glance

As of Nov 6, 2026
32.9%Verified-email coverage
219.5Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · Belo Horizonte
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
125
11-50
86
51-200
37
201-500
14
501-1,000
7
1,001-5,000
2
10001+
5

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 transboundary water pollution management or control services are linked below.
What qualifies
Company records worldwide whose business descriptions match “transboundary water pollution management or control services” 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 20,199 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.

Transboundary water pollution management or control services by location

2 lists · largest first

Every Transboundary water pollution management or control services 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 “transboundary water pollution management or control services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transboundary water pollution management or control services are there worldwide?

RevenueBase identified 280 company matches for transboundary water pollution management or control services 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?

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

Which country has the most transboundary water pollution management or control services?

The United States leads with 41 companies, followed by France (30). Every transboundary water pollution management or control services list by country and city is linked on this page.

Which city has the most transboundary water pollution management or control services?

Belo Horizonte leads with 3 company records, followed by Madrid (3) and Barueri (2).

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 20,199 professional contacts with verified work emails tracked across these 280 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.