Company lists · Data refreshed September 2026
Top 25 Senior dog sanctuaries based in the United States
RevenueBase identified 176 senior dog sanctuaries headquartered in the United States as of September 2026 and tracks 698 professional contacts across them, including 198 with verified work emails. Los Angeles is the largest hub.
This list covers senior dog sanctuaries headquartered in the United States, 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 22, 2026.
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.
The 25 largest senior dog sanctuaries based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 68 contacts → | ||||
Partial evidence “Big Dog Ranch Rescue is America's LARGEST, cage-free, no-kill, dog rescue and one of the country's leading voices for animal welfare.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 2 | 42 contacts → | ||||
Indirect evidence “The Animal Rescue League of Berks County is a charitable 501c3 organization caring for nearly animals each year to help them find second chances in a new home or to help reunite…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 3 | 40 contacts → | ||||
Strong evidence “Muttville is a nonprofit, 501(c)(3) organization dedicated to improving the lives of senior dogs.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 4 | 21 contacts → | ||||
Strong evidence “Old Friends Senior Dog Sanctuary is a Forever Foster Home based Sanctuary in beautiful Mt.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 5 | 18 contacts → | ||||
Indirect evidence “Hinsdale Humane Society is a nonprofit animal shelter with a mission to transform the lives of animals and the people who care for them.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 6 | 16 contacts → | ||||
Partial evidence “Gigi’s is a 501(c)(3) nonprofit dedicated to helping homeless dogs from rural, under-resourced communities get ready for, find, and stay in permanent homes.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 7 | 12 contacts → | ||||
Indirect evidence “Founded in 1973, Friends of Homeless Animals is Northern Virginia's no-kill animal shelter.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 8 | 11 contacts → | ||||
Indirect evidence “Pet Network rescues animals facing certain euthanasia at over-crowded agencies and public shelters.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 9 | 10 contacts → | ||||
Strong evidence “Pepper's Senior Dog Sanctuary (PSDS) is a registered 501(c)3 nonprofit that provides senior dogs with a compassionate, forever home, at our veterinarian-supervised sanctuary.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 10 | 10 contacts → | ||||
Indirect evidence “Deeply rooted in Santa Cruz, everything we do is powered by our community's compassion.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 11 | 10 contacts → | ||||
Partial evidence “Saving Grace is a North Carolina-based non-profit dog rescue that brings community and compassion together to save dogs and connect them with the people who welcome them home.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 12 | 9 contacts → | ||||
Strong evidence “The Grey Muzzle Organization improves the lives of at-risk senior dogs by providing funding and resources to animal shelters, rescue groups and other animal nonprofits nationwide.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Partial evidence “We support the welfare of all dogs.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 14 | 8 contacts → | ||||
Partial evidence “Found Chicago, NFP is a no-kill, all-breed rescue that serves to rescue, rehabilitate and re-home the most medically and behaviorally challenged dogs that would otherwise be…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 15 | 8 contacts → | ||||
Partial evidence “DAWG provides a safe and loving environment for dogs awaiting permanent adoption, and promotes their adoption through outreach programs in the Santa Barbara community.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 16 | 8 contacts → | ||||
Partial evidence “From the underdogs of California's overcrowded municipal shelters to the street dogs of Mexico, Family Dog Rescue gives dogs in need a second chance.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 17 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 18 | 6 contacts → | ||||
Partial evidence “STREET DOG HERO is a nonprofit organization management company based out of Bend, Oregon, United States.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 19 | 6 contacts → | ||||
Indirect evidence “Central Texas SPCA is a small non-profit adoption center located in Leander, Texas.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 20 | 6 contacts → | ||||
Partial evidence “We are a Los Angeles-based 501(c)(3) animal rescue that specializes in medical dogs, neo-natal orphans, and pregnant or nursing mom dogs.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Indirect evidence “Canine rehabilitation clinic located in Chicago, IL.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Indirect evidence “Winner of the Petco Foundation's "Helping Heroes" Award and the ASPCA's Henry Bergh Founders Award in 2017, Mission K9 Rescue is a non profit organization with offices in Houston…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 23 | 5 contacts → | ||||
Indirect evidence “We are a state-of-the-art animal care facility and adoption center.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 24 | 5 contacts → | ||||
Partial evidence “The Canine Humane Network is a non-prot organization, who believes all dogs deserve a safe, loving home, and a healthy life.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 25 | 5 contacts → | ||||
Partial evidence “COCOS HEART DOG RESCUE is a marketing and advertising company based out of 214 LOCUST ST, HUDSON, Wisconsin, United States.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: senior dog sanctuaries. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names senior dog sanctuaries.
- Partial evidence
- Its own public description names part of senior dog sanctuaries, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name senior dog sanctuaries. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 176 senior dog sanctuaries based in the United States
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Senior dog sanctuaries based in the United States at a glance
As of Sep 22, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 176 companies.
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 senior dog sanctuaries, 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “senior dog sanctuaries”. 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 senior dog sanctuaries), 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 senior dog sanctuaries, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- 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, 198 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 22, 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.
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 senior dog sanctuaries, 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 senior dog sanctuaries are there based in the United States?
RevenueBase identified 176 senior dog sanctuaries headquartered in the United States 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?
BIG DOG Ranch Rescue, headquartered in Loxahatchee Groves, tops this list with the largest team on record.
Which city has the most senior dog sanctuaries?
Los Angeles leads with 3 headquartered companies, followed by Tucson (3) and Austin (2).
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 198 verified decision-maker contacts tracked across these 176 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 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 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.
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