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Ohio · NTEE D

Animal-Related Nonprofits in Ohio

Givalgo Discover indexes 50 active animal-related nonprofits headquartered in Ohio. The list below is sorted by reported revenue on the most recent Form 990 indexed for each organisation.

Top 50 by reported revenue

From the most recent Form 990 indexed for each organisation. Click an org for full diligence detail.

#OrganisationRevenue
1COLUMBUS ZOOLOGICAL PARK ASSOCIATION
EIN 31-4390844
$88.8M
2ZOOLOGICAL SOCIETY OF CINCINNATI
EIN 31-0537171
$69.4M
3TOLEDO ZOOLOGICAL SOCIETY
EIN 34-4440256
$50.0M
4AKRON ZOOLOGICAL PARK
EIN 34-6003866
$25.2M
5CLEVELAND ZOOLOGICAL SOCIETY
EIN 34-0816490
$14.6M
6INTERNATIONAL CENTER FOR THE PRESERVATION OF WILD ANIMALS INC
EIN 31-1113570
$11.8M
7THE CLEVELAND ANIMAL PROTECTIVE LEAGUE
EIN 34-0714644
$10.4M
8GEAUGA COUNTY HUMANE SOCIETY
EIN 23-7358431
$9.0M
9TOLEDO ZOOLOGICAL SOCIETY FOUNDATION
EIN 34-1963509
$8.0M
10COLUMBUS HUMANE
EIN 31-4379492
$7.8M
11ANGELS FOR ANIMALS INC
EIN 34-1654608
$7.6M
12HUMANE SOCIETY OF SUMMIT COUNTY
EIN 23-7060744
$6.8M
13UNITED PET FUND
EIN 27-2582105
$6.7M
14HAMILTON COUNTY SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS
EIN 31-0543284
$6.5M
15CINCINNATI ANIMAL CARE
EIN 85-2177478
$6.5M
16HUMANE SOCIETY OF GREATER DAYTON
EIN 31-0537073
$6.4M
17GIGIS
EIN 81-4422755
$5.1M
18SOCIETY FOR THE IMPROVEMENT OF CONDITIONS FOR STRAY ANIMALS
EIN 23-7367199
$4.2M
19HUMANE ASSOCIATION OF WARREN COUNTY-OHIO
EIN 23-7293589
$3.9M
20TOLEDO AREA HUMANE SOCIETY
EIN 34-4429093
$3.7M
21HUMANE SOCIETY OF SUMMIT COUNTY FOUNDATION
EIN 34-1970452
$3.7M
22LEAGUE FOR ANIMAL WELFARE
EIN 31-0818511
$3.2M
23CAT WELFARE ASSOCIATION INCORPORATED
EIN 31-6049232
$3.1M
24UNITED STATES SPORTSMENS ALLIANCE FOUNDATION
EIN 31-0941103
$3.1M
25ALTERCARE ANIMAL CLINIC
EIN 82-1253944
$2.9M
26ANIMAL CHARITY OF OHIO INC
EIN 34-6557657
$2.7M
27OHIO WILDLIFE CENTER
EIN 31-1182372
$2.7M
28ONE OF A KIND PET RESCUE INC
EIN 20-4631002
$2.5M
29PORTAGE ANIMAL PROTECTIVE LEAGUE
EIN 34-1091915
$2.4M
30FRIENDSHIP ANIMAL PROTECTIVE LEAGUE
EIN 34-6529498
$2.4M
31ANIMAL HEALTH ORGANIZATION
EIN 82-1260951
$2.3M
32FAIRFIELD AREA HUMANE SOCIETY
EIN 31-0952036
$2.2M
33SHELTER OUTREACH SERVICES OF OHIO
EIN 71-1018725
$2.0M
34HUMANE OHIO
EIN 34-1897582
$2.0M
35STARK COUNTY HUMANE SOCIETY
EIN 34-6003244
$2.0M
36THE MEDVET CHARITABLE FOUNDATION
EIN 31-1671780
$1.9M
37UNITED COALITION FOR ANIMALS
EIN 30-0024366
$1.9M
38SAVE THE ANIMALS FOUNDATION
EIN 31-1254920
$1.8M
39WHISPERING GRACE HORSES
EIN 45-4318097
$1.8M
40LAKE HUMANE SOCIETY
EIN 34-1246277
$1.8M
41HUMANE SOCIETY AND SPCA OF HANCOCK COUNTY
EIN 23-7254442
$1.8M
42NOAHS LOST ARK INC
EIN 34-1934016
$1.7M
43ANIMAL WELFARE LEAGUE OF TRUMBULL COUNTY INC
EIN 23-7152799
$1.7M
44OHIO ALLEYCAT RESOURCE & SPAY NEUTER CLINIC INC
EIN 31-1728182
$1.7M
45HUMANE SOCIETY OF DELAWARE COUNTY
EIN 31-0956829
$1.6M
46OPEN DOOR VETERINARY COLLECTIVE
EIN 85-4259059
$1.6M
47RESCUE VILLAGE FOUNDATION
EIN 45-3337618
$1.6M
48CINCINNATI ZOO FOUNDATION INC
EIN 31-1680106
$1.5M
49ANIMAL FRIENDS HUMANE SOCIETY
EIN 31-0588218
$1.5M
50HUMANE SOCIETY OF ALLEN COUNTY
EIN 34-1002436
$1.4M

Featured organizations

A representative cross-section beyond the revenue ranking, from national institutions to small community groups and private foundations, chosen for complete, recent IRS filings.

Frequently asked questions about animal-related nonprofits in Ohio

Answers compiled from the IRS Form 990, BMF, Pub 78, and Auto-Revocation List.

How many animal-related nonprofits operate in Ohio?
Every IRS-registered animal-related nonprofit in Ohio appears in the Givalgo Discover index. The top 50 by reported revenue are listed on this page; the full set is searchable on discover.givalgo.ai.
What's the largest animal-related nonprofit in Ohio?
The single largest animal-related nonprofit in Ohio by reported total revenue is shown at the top of the list on this page, sourced from each organisation's most recent IRS Form 990 filing.
How do I vet a animal-related nonprofit in Ohio before donating?
Use Givalgo Discover's free profile for the organisation: it cross-references the IRS Auto-Revocation List, IRS Publication 78, and the IRS Business Master File, and exposes the latest Form 990 financials and governance signals on a single page.
Are donations to Ohio animal-related nonprofits tax-deductible?
Federal deductibility is determined by IRS Publication 78 status, not state location. Donations to a Pub 78-listed animal-related nonprofit in Ohio are tax-deductible at the federal level; Ohio state tax treatment may differ.
Where do animal-related nonprofits in Ohio file their Form 990?
All US tax-exempt organisations file Form 990 with the IRS at the federal level. There is no state-specific filing for the federal exemption itself. Ohio state charity registration is a separate state-level requirement.