Company lists · Data refreshed November 2026

Top 25 Pet adoption organizations worldwide

RevenueBase identified 2,628 company matches for pet adoption organizations worldwide as of November 2026 and tracks 26,700 professional contacts across them, including 7,316 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for pet adoption 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 November 6, 2026. Country and city lists for pet adoption 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 Nov 6, 2026 How this list was built
2,628Companies
26,700Contacts tracked
7,316Verified emails
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The 25 largest pet adoption organizations worldwide

Ranked by team size
Top 25 of 2,628 company matches for pet adoption organizations 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 matchChelwood Gate, United KingdomHQ recorded Nov 6, 20261,001-5,0001,068 contacts →

Exact match

“At Cats Protection we’re here for every cat.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchKanab, UT, United StatesHQ recorded Nov 6, 2026501-1,0001,015 contacts →

Exact match

“Best Friends Animal Society is the leading animal welfare organization working to end the killing of dogs and cats in America’s shelters by 2025.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChatswood, AustraliaHQ recorded Nov 6, 20261,001-5,000920 contacts →

Exact match

“Petbarn is part of Greencross Limited, Australasia’s largest integrated consumer facing pet care company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000586 contacts →

Exact match

“Battersea is here for every dog and cat, and has been since 1860.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGolden Valley, MN, United StatesHQ recorded Nov 6, 2026201-500515 contacts →

Exact match

“Every year, Animal Humane Society provides direct care and services to help more than animals in need across Minnesota.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBurford, United KingdomHQ recorded Nov 6, 2026501-1,000454 contacts →

Exact match

“We are a charity that provides specialist care, services, and support for pets and people throughout their life together.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026201-500281 contacts →

Exact match

“At the San Francisco SPCA we envision a world in which the love people share with animals uplifts humanity to a state of greater compassion.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202651-200256 contacts →

Exact match

“PAWS Chicago is one of the nation’s largest comprehensive No Kill animal welfare organizations, building innovative programs to end the killing of homeless pets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPort Washington, NY, United StatesHQ recorded Nov 6, 2026201-500199 contacts →

Exact match

“Since 1944, North Shore Animal League America has been saving the lives of innocent dogs, cats, puppies, and kittens, over to date.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchColorado Springs, CO, United StatesHQ recorded Nov 6, 2026201-500171 contacts →

Exact match

“Founded in 1949, the Humane Society of the Pikes Peak Region (HSPPR) is a public 501 (c) 3 nonprofit animal welfare organization dedicated to the care and protection of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMilwaukee, WI, United StatesHQ recorded Nov 6, 2026201-500165 contacts →

Exact match

“Founded in 1879, the Wisconsin Humane Society has been saving the lives of animals in need for nearly 140 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMilpitas, CA, United StatesHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“Humane Society Silicon Valley (HSSV) is an independent, 501(c)(3) non-profit animal shelter that has been serving people and pets since 1929.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 2026201-500164 contacts →

Exact match

“At LifeLine Animal Project, we don’t just run shelters, we’re saving lives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNorth Melbourne, AustraliaHQ recorded Nov 6, 2026201-500151 contacts →

Exact match

“Since 1910 The Lost Dogs’ Home has been a voice for animals without owners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202651-200150 contacts →

Exact match

“The Atlanta Humane Society is a no-kill shelter providing sheltering and adoption, veterinary care, and community outreach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBellevue, WA, United StatesHQ recorded Nov 6, 202651-200147 contacts →

Exact match

“Founded in 1897, Seattle Humane is creating a kinder world for pets and their people through impactful programs and support services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBurlingame, CA, United StatesHQ recorded Nov 6, 202651-200144 contacts →

Exact match

“Peninsula Humane Society & SPCA is a private, open-door, not-for-profit animal welfare organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200142 contacts →

Exact match

“The Washington Humane Society and the Washington Animal Rescue League have each served the animals and people of the District of Columbia and the National Capitol region for over…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMadison, WI, United StatesHQ recorded Nov 6, 202651-200139 contacts →

Exact match

“Dane County Humane Society (DCHS) is a private, nonprofit organization with the mission of Helping People Help Animals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGold Coast, AustraliaHQ recorded Nov 6, 2026201-500138 contacts →

Exact match

“AWLQ is one of Queensland’s most dynamic and best-loved charities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRancho Santa Fe, CA, United StatesHQ recorded Nov 6, 202651-200129 contacts →

Exact match

“Helen Woodward Animal Center is a unique, private, non-profit organization in San Diego County that, for over 50 years, has been committed to the philosophy of people helping…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSan Antonio, TX, United StatesHQ recorded Nov 6, 202611-50128 contacts →

Exact match

“Pets change our lives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“The Nebraska Humane Society was founded in 1875 and is the fifth oldest Humane Society in the United States!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 2026201-500120 contacts →

Exact match

“Since 1870, the Humane Society of Missouri has been dedicated to second chances.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 202651-200117 contacts →

Exact match

“Humane Animal Rescue of Pittsburgh (HARP) is one of Pennsylvania’s largest non-profit organizations dedicated to the welfare of animals, pet owners and the community.”

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

Showing 25 of 2,628 pet adoption organizations worldwide

See the full list, filter by size, metro and specialty, and access 7,316 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pet adoption organizations worldwide at a glance

As of Nov 6, 2026
27.4%Verified-email coverage
10.2Average contacts per company
1-10Median size (employees)
1.0%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,579
11-50
698
51-200
227
201-500
31
501-1,000
8
1,001-5,000
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 pet adoption organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “pet adoption 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 7,316 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.

Pet adoption organizations by location

4 lists · largest first

Every Pet adoption 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 “pet adoption organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pet adoption organizations are there worldwide?

RevenueBase identified 2,628 company matches for pet adoption organizations 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?

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

Which country has the most pet adoption organizations?

The United States leads with 1,546 companies, followed by the United Kingdom (88) and Canada (85). Every pet adoption organizations list by country and city is linked on this page.

Which city has the most pet adoption organizations?

New York leads with 25 company records, followed by Houston (15) and Los Angeles (14).

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 7,316 professional contacts with verified work emails tracked across these 2,628 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.