Company lists · Data refreshed September 2026

Top 25 Wildlife sanctuaries organizations worldwide

RevenueBase identified 2,094 wildlife sanctuaries organizations worldwide as of September 2026 and tracks 47,700 professional contacts across them, including 12,604 with verified work emails and 0 with mobile numbers. The United States is the largest market and Bangalore the largest hub.

This list covers wildlife sanctuaries organizations worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for wildlife sanctuaries organizations follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
2,094Companies
47,700Contacts tracked
12,604Verified emails
0Mobile numbers
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The 25 largest wildlife sanctuaries organizations worldwide

Ranked by team size
Top 25 of 2,094 wildlife sanctuaries organizations worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to wildlife sanctuaries organizations: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceGland, SwitzerlandHQ checked Sep 16, 20261,001-5,0003,763 contacts →

Indirect evidence

“Nature is our life-support system.”

Source: RevenueBase Database · checked Sep 16, 2026
2Partial evidenceBronx, NY, United StatesHQ checked Sep 16, 20261,001-5,0003,663 contacts →

Partial evidence

“WCS stands for wildlife and wild places.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceHorsham, United KingdomHQ checked Sep 16, 20261,001-5,0002,027 contacts →

Indirect evidence

“We’re here for every kind, through rescue and rehab, advocacy, education and prevention.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceSandy, United StatesHQ checked Sep 16, 20261,001-5,0001,969 contacts →

Indirect evidence

“Passionate about nature, dedicated to saving it.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceJohannesburg, South AfricaHQ checked Sep 16, 20261,001-5,000982 contacts →

Indirect evidence

“As a world leading conservation and hospitality company, we are the proud custodians of our planet's most significant wild places, each chosen to be part of our Collection for a…”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceLondon, United KingdomHQ checked Sep 16, 20261,001-5,000937 contacts →

Partial evidence

“As the original science-driven conservation organisation, we’re working to restore wildlife in the UK and around the world.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceBryanston, South AfricaHQ checked Sep 16, 20261,001-5,000625 contacts →

Indirect evidence

“African Parks is a non-profit conservation organisation that takes on responsibility for the long-term management of protected areas in partnership with governments and local…”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceReston, VA, United StatesHQ checked Sep 16, 2026201-500585 contacts →

Partial evidence

“As America's largest non-profit conservation organization, the National Wildlife Federation works closely with those who span the social and political spectrum, but who are…”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceCambridge, United KingdomHQ checked Sep 16, 2026501-1,000576 contacts →

Indirect evidence

“Fauna & Flora's work spans across the globe, with over 100 projects in more than 40 countries.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceLincoln, MA, United StatesHQ checked Sep 16, 2026201-500554 contacts →

Indirect evidence

“Mass Audubon is the largest nature-based conservation organization in New England.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceParkville, United StatesHQ checked Sep 16, 2026501-1,000511 contacts →

Indirect evidence

“Zoos Victoria operates four world-class zoos: Melbourne Zoo, Healesville Sanctuary, Werribee Open Range Zoo and Kyabram Fauna Park.”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceMosman, AustraliaHQ checked Sep 16, 2026501-1,000506 contacts →

Partial evidence

“Taronga Conservation Society Australia is a not-for-profit organisation that is committed to securing a future for wildlife.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceAtlanta, GA, United StatesHQ checked Sep 16, 2026201-500500 contacts →

Partial evidence

“Vision We envision a world where wildlife and humans flourish together.”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceSt Aignan, FranceHQ checked Sep 16, 2026501-1,000448 contacts →

Indirect evidence

“Le ZooParc de Beauval n’est pas seulement un lieu d’accueil pour les espèces animales menacées d’extinction dans la nature.”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidenceDenver, CO, United StatesHQ checked Sep 16, 2026201-500413 contacts →

Partial evidence

“For 129 years, Denver Zoo Conservation Alliance has connected people with wildlife.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceSan Antonio, United StatesHQ checked Sep 16, 2026501-1,000356 contacts →

Partial evidence

“San Antonio Zoo® is a non-profit 501(c)(3) organization committed to securing a future for wildlife.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceFrankfurt, GermanyHQ checked Sep 16, 20261,001-5,000321 contacts →

Indirect evidence

“The Frankfurt Zoological Society (FZS) was established in 1858 and is an internationally operating conservation organisation based in Frankfurt/Main.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceCalgary, AB, CanadaHQ checked Sep 16, 2026201-500304 contacts →

Indirect evidence

“Founded in 1929, the Wilder Institute/Calgary Zoo is Canada’s most visited zoo and a cherished family destination for locals and visitors alike.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceAlmere, NetherlandsHQ checked Sep 16, 202651-200291 contacts →

Indirect evidence

“AAP rescue centre for exotic animals AAP strives for a better future for exotic animal like primates, big cats and other exotic mammals.”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceDallas, United StatesHQ checked Sep 16, 2026201-500285 contacts →

Indirect evidence

“The Dallas Zoo, established in is the largest zoological experience in Texas.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceOakland, CA, United StatesHQ checked Sep 16, 202651-200282 contacts →

Partial evidence

“Oakland Zoo was established in 1922 and is managed by the Conservation Society of California, a 501(c)3 non-profit organization dedicated to the conservation of wildlife both…”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceZeist, NetherlandsHQ checked Sep 16, 202651-200265 contacts →

Indirect evidence

“Natuur is het grootste wonder op aarde.”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidencePortland, OR, United StatesHQ checked Sep 16, 2026201-500255 contacts →

Partial evidence

“The Oregon Zoo connects communities to the wonder of wildlife to create a better future for all.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceWashington, DC, United StatesHQ checked Sep 16, 2026201-500232 contacts →

Indirect evidence

“The Jane Goodall Institute is a global, community-led conservation organization founded in 1977 that advances the vision and work of Dr.”

Source: RevenueBase Database · checked Sep 16, 2026
25Partial evidenceMelbourne, FL, United StatesHQ checked Sep 16, 202651-200215 contacts →

Partial evidence

“Brevard Zoo's mission is “we share our joy of nature to help people and wildlife thrive.” To support that mission, we focus on providing world-class care to our animals, offering…”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 2,094 wildlife sanctuaries organizations worldwide

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Wildlife sanctuaries organizations worldwide at a glance

As of Sep 16, 2026
26.4%Verified-email coverage
22.8Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Bangalore
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
1,289
11-50
548
51-200
162
201-500
48
501-1,000
8
1,001-5,000
11
5,001-10,000
2
10001+
2

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among wildlife sanctuaries organizations, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
11 countries, largest first: the United States, India, the United Kingdom, France, Australia, Canada, South Africa, Germany, Brazil, the Netherlands and 1 more. Country and city lists for wildlife sanctuaries organizations are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “wildlife sanctuaries organizations”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names wildlife sanctuaries organizations), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among wildlife sanctuaries organizations, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 12,604 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Wildlife sanctuaries organizations by location

11 lists · largest first

Every Wildlife sanctuaries 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names wildlife sanctuaries organizations, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many wildlife sanctuaries organizations are there worldwide?

RevenueBase identified 2,094 wildlife sanctuaries organizations worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

WWF, headquartered in Gland, tops this list with the largest team on record.

Which country has the most wildlife sanctuaries organizations?

The United States leads with 984 companies, followed by India (242) and the United Kingdom (219). Every wildlife sanctuaries organizations list by country and city is linked on this page.

Which city has the most wildlife sanctuaries organizations?

Bangalore leads with 22 headquartered companies, followed by London (22) and New York (20).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 12,604 verified decision-maker contacts tracked across these 2,094 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.