Company lists · Data refreshed September 2026

Top 25 Invasive species management nonprofits worldwide

RevenueBase identified 427 company matches for invasive species management nonprofits worldwide as of September 2026 and tracks 3,255 professional contacts across them, including 1,176 with verified work emails. The United States is the largest market and Auckland the largest hub.

This list covers company matches for invasive species management nonprofits 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 20, 2026. Country and city lists for invasive species management nonprofits 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 20, 2026 How this list was built
427Companies
3,255Contacts tracked
1,176Verified emails
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The 25 largest invasive species management nonprofits worldwide

Ranked by team size
Top 25 of 427 company matches for invasive species management nonprofits worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchTucson, AZ, United StatesHQ recorded Sep 20, 202651-200219 contacts →

Exact match

“At the Center for Biological Diversity, we believe that the welfare of human beings is deeply linked to nature, to the existence in our world of a vast diversity of wild animals…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202651-200202 contacts →

Exact match

“Defenders of Wildlife is dedicated to the protection of all native animals and plants in their natural communities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchNijmegen, NetherlandsHQ recorded Sep 20, 202651-20088 contacts →

Exact match

“RAVON is al ruim 35 jaar de onafhankelijke natuurbeschermingsorganisatie zonder winstoogmerk die, tezamen met veel vrijwilligers, inheemse reptielen, amfibieën en vissen en hun…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchPortland, OR, United StatesHQ recorded Sep 20, 202651-20074 contacts →

Exact match

“We are an international nonprofit organization established in 1971, based in Portland, Oregon, with staff located in 16 different states.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchAncaster, ON, CanadaHQ recorded Sep 20, 202651-20072 contacts →

Exact match

“Our Mission: To redefine wildlife control by championing the humane, ethical co-existence of humans and animals.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Sep 20, 202611-5068 contacts →

Exact match

“Founded in 2002, Wildlife Conservation Network (WCN) is dedicated to protecting endangered species and preserving their natural habitats.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchSanta Cruz, CA, United StatesHQ recorded Sep 20, 202611-5062 contacts →

Exact match

“Our world today is experiencing a major wave of species extinctions; some estimates are times greater than historical rates.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchCorvallis, OR, United StatesHQ recorded Sep 20, 202651-20044 contacts →

Exact match

“The Institute for Applied Ecology is a non-profit 501(c)(3) organization founded in with a mission to conserve native species and habitats.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchGuelph, ON, CanadaHQ recorded Sep 20, 202611-5043 contacts →

Exact match

“For dozens of Canadian species at risk, habitat protection alone is not enough.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchVacoas, MauritiusHQ recorded Sep 20, 202651-20043 contacts →

Exact match

“The Mauritian Wildlife Foundation (MWF) is the main non-governmental organization (NGO) in Mauritius to be exclusively concerned with the conservation and preservation of the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchAlbany, New ZealandHQ recorded Sep 20, 202651-20037 contacts →

Exact match

“New Zealand Biosecurity Services Limited (NZBSL) is a privately owned company, specialising in the implementation of practical, effective and sustainable biosecurity related…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchSt Paul, MN, United StatesHQ recorded Sep 20, 202611-5036 contacts →

Exact match

“Great River Greening inspires, engages and leads local communities in conserving and caring for the land and water that enrich our lives.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchWilliams Lake, BC, CanadaHQ recorded Sep 20, 202611-5035 contacts →

Exact match

“The Invasive Species Council of BC (ISCBC) is a registered charity, founded in 2004.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchKatoomba, AustraliaHQ recorded Sep 20, 202611-5035 contacts →

Exact match

“In Australia we’ve learned the hard way that once a powerful new invader like the fox, rabbit or cane toad enters the country it is nearly always impossible to eradicate.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchScottsdale, AZ, United StatesHQ recorded Sep 20, 202611-5035 contacts →

Exact match

“The McDowell Sonoran Conservancy champions the sustainability of the McDowell Sonoran Preserve for the benefit of this and future generations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchWhite River Junction, VT, United StatesHQ recorded Sep 20, 202611-5034 contacts →

Exact match

“The Vermont Center for Ecostudies advances biodiversity conservation through research, monitoring, and community engagement.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchHobart, AustraliaHQ recorded Sep 20, 202611-5034 contacts →

Exact match

“NRM South is an environmental services company based out of Australia.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchSault Ste. Marie, ON, CanadaHQ recorded Sep 20, 202611-5032 contacts →

Exact match

“The Invasive Species Centre is a Canadian non-profit organization that builds partnerships and supports collaborative projects in natural and applied science, policy research…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchHoward City, MI, United StatesHQ recorded Sep 20, 202651-20031 contacts →

Exact match

“PLM Lake & Land Management Corp.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchTampa, FL, United StatesHQ recorded Sep 20, 20261-1030 contacts →

Exact match

“At Big Cat Rescue our mission is to safeguard the world’s exotic wildcat species through a multifaceted approach.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchAuckland, New ZealandHQ recorded Sep 20, 202611-5029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchOlympia, WA, United StatesHQ recorded Sep 20, 202611-5028 contacts →

Exact match

“Ecostudies Institute is dedicated to the conservation of native species and their ecosystems.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchReims, FranceHQ recorded Sep 20, 202651-20027 contacts →

Exact match

“FREDON Grand Est, née de la fusion de FREDON Lorraine, FREDON Champagne-Ardenne et de FREDON Alsace, est un organisme agissant dans l'intérêt général, au service de la santé du…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchTemecula, CA, United StatesHQ recorded Sep 20, 202651-20027 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchFenay, FranceHQ recorded Sep 20, 202611-5022 contacts →

Exact match

“Compte officiel du Conservatoire d’espaces naturels de Bourgogne (CEN Bourgogne).”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 427 invasive species management nonprofits worldwide

See the full list, filter by size, metro and specialty, and access 1,176 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Invasive species management nonprofits worldwide at a glance

As of Sep 20, 2026
36.1%Verified-email coverage
7.6Average contacts per company
1-10Median size (employees)
1.4%Largest-city concentration · Auckland
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
299
11-50
100
51-200
22
201-500
1
501-1,000
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 invasive species management nonprofits are linked below.
What qualifies
Company records worldwide whose business descriptions match “invasive species management nonprofits” 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 1,176 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 20, 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.

Invasive species management nonprofits by location

2 lists · largest first

Every Invasive species management nonprofits 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 “invasive species management nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many invasive species management nonprofits are there worldwide?

RevenueBase identified 427 company matches for invasive species management nonprofits 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?

Center For Biological Diversity tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most invasive species management nonprofits?

The United States leads with 177 companies, followed by Canada (41). Every invasive species management nonprofits list by country and city is linked on this page.

Which city has the most invasive species management nonprofits?

Auckland leads with 6 company records, followed by Vancouver (5) and Wellington (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 1,176 professional contacts with verified work emails tracked across these 427 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 20, 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.