Company lists · Data refreshed September 2026

Top 25 Watershed management organizations worldwide

RevenueBase identified 593 company matches for watershed management organizations worldwide as of September 2026 and tracks 12,701 professional contacts across them, including 4,062 with verified work emails. The United States is the largest market and Paris the largest hub.

This list covers company matches for watershed management organizations 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 22, 2026. Country and city lists for watershed management organizations 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 22, 2026 How this list was built
593Companies
12,701Contacts tracked
4,062Verified emails
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The 25 largest watershed management organizations worldwide

Ranked by team size
Top 25 of 593 company matches for watershed management organizations worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchMelbourne, AustraliaHQ recorded Sep 22, 20261,001-5,0001,434 contacts →

Exact match

“In Melbourne, water is essential to our way of life.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchToronto, ON, CanadaHQ recorded Sep 22, 2026501-1,000961 contacts →

Exact match

“TRCA’s commitment to its employees has earned recognition for a second consecutive year as one of Greater Toronto’s Top Employers for 2026, reflecting the organization’s…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchColombo, Sri LankaHQ recorded Sep 22, 2026201-500695 contacts →

Exact match

“The International Water Management Institute (IWMI) is an international, research-for-development organization that works with governments, civil society and the private sector to…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchAnand, IndiaHQ recorded Sep 22, 2026201-500461 contacts →

Exact match

“We work towards the ecological restoration and conservation of land and water resources, in conserving the uplands and other eco-fragile, degraded and marginalised zones of the…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchHyderabad, IndiaHQ recorded Sep 22, 2026201-500214 contacts →

Exact match

“Watershed Support Services and Activities Network (WASSAN), Hyderabad is a network-based organization focusing on improving the quality of mainstream programs in natural resources…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchTarbes, FranceHQ recorded Sep 22, 2026201-500195 contacts →

Exact match

“Après 65 ans d'existence, la CACG est officiellement devenue Rives & Eaux du Sud-Ouest.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchCambridge, ON, CanadaHQ recorded Sep 22, 2026201-500167 contacts →

Exact match

“The Grand River Conservation Authority (GRCA) manages the water and other natural resources on behalf of 39 municipalities and close to one million residents of the Grand River…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchHamilton, ON, CanadaHQ recorded Sep 22, 202651-200128 contacts →

Exact match

“Hamilton Conservation Authority, located at the western end of Lake Ontario, is the area’s largest environmental management agency, and is dedicated to the conservation and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchLisboa, PortugalHQ recorded Sep 22, 20261,001-5,000101 contacts →

Exact match

“At Saur, we mobilize ourselves daily to protect and preserve water across all territories.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchBangalore, IndiaHQ recorded Sep 22, 202651-20098 contacts →

Exact match

“Our Mission: CDD India is a not-for-profit organization, registered in 2005, that innovates, demonstrates and disseminates decentralized nature-based solutions for the…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchNewmarket, ON, CanadaHQ recorded Sep 22, 202651-20091 contacts →

Exact match

“Lake Simcoe Region Conservation Authority (LSRCA) is a local watershed management organization incorporated under the Conservation Authorities Act (1946).”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchCordoba, ArgentinaHQ recorded Sep 22, 202651-20089 contacts →

Exact match

“Kilimo combines applied science with field implementation to deliver measurable results through agriculture.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchNew Philadelphia, OH, United StatesHQ recorded Sep 22, 202651-20082 contacts →

Exact match

“The Muskingum River Watershed, which covers more than square miles and drains into the Muskingum River, is the largest wholly contained watershed in the state of Ohio, covering…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchNelspruit, South AfricaHQ recorded Sep 22, 202651-20078 contacts →

Exact match

“Inkomati-Usuthu is the catchment management agency in Mpumalanga Province.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchVaughan, ON, CanadaHQ recorded Sep 22, 202611-5069 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchWuppertal, GermanyHQ recorded Sep 22, 2026201-50060 contacts →

Exact match

“Wer wir sind: Seit 1930 schützen und gestalten wir die Wasserwelt der Wupperregion.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchPortland, OR, United StatesHQ recorded Sep 22, 202651-20058 contacts →

Exact match

“The Freshwater Trust is focused on using insight to solve problems at the intersection of water and the economy.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchOakland, CA, United StatesHQ recorded Sep 22, 202611-5055 contacts →

Exact match

“The Pacific Institute envisions a world in which society, the economy, and the environment have the water they need to thrive now and in the future.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchOshawa, ON, CanadaHQ recorded Sep 22, 202611-5054 contacts →

Exact match

“Central Lake Ontario Conservation (CLOCA) is a local, community based, environmental organization and one of 36 Conservation Authorities responsible for managing watershed…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202611-5048 contacts →

Exact match

“The Waterkeeper movement was started by a band of blue-collar fishermen on New York’s Hudson River in 1966.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchFinch, ON, CanadaHQ recorded Sep 22, 202611-5046 contacts →

Exact match

“South Nation Conservation has a strong history in watershed management and leadership in applying sustainability practices.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchWalton, NY, United StatesHQ recorded Sep 22, 202611-5042 contacts →

Exact match

“The Watershed Agricultural Council partners with hundreds of farm and forest landowners in the New York City Watershed region to ensure their lands stay within a working context.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchBethesda, MD, United StatesHQ recorded Sep 22, 202611-5038 contacts →

Exact match

“Dozens of field-tested technologies and management approaches can reduce the cost of operating a water system, even as service is improved.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchWest Sacramento, CA, United StatesHQ recorded Sep 22, 202611-5038 contacts →

Exact match

“cbec's mission is to develop innovative, multi-benefit solutions in water resources engineering that improve the health of the natural environment while also meeting the needs of…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchWellington, New ZealandHQ recorded Sep 22, 202611-5038 contacts →

Exact match

“Ka ora te wai, ka ora te whenua, ka ora ngā tāngata.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 593 watershed management organizations worldwide

See the full list, filter by size, metro and specialty, and access 4,062 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Watershed management organizations worldwide at a glance

As of Sep 22, 2026
32.0%Verified-email coverage
21.4Average contacts per company
1-10Median size (employees)
1.0%Largest-city concentration · Paris
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
369
11-50
156
51-200
31
201-500
18
501-1,000
7
1,001-5,000
6
10001+
2

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 watershed management organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “watershed management organizations” 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 4,062 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 22, 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.

Watershed management organizations by location

4 lists · largest first

Every Watershed management organizations 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 “watershed management organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many watershed management organizations are there worldwide?

RevenueBase identified 593 company matches for watershed management organizations 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?

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

Which country has the most watershed management organizations?

The United States leads with 174 companies, followed by Canada (74) and France (50). Every watershed management organizations list by country and city is linked on this page.

Which city has the most watershed management organizations?

Paris leads with 6 company records, followed by Nairobi (5) and Portland (5).

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 4,062 professional contacts with verified work emails tracked across these 593 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 22, 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.