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St. Louis animal organizations

There are 341 animal-focused nonprofit organizations in the greater St. Louis metro area, including the cities of St. Louis and St. Charles. Combined, these St. Louis metro animal organizations employ 1,248 people, earn more than $154 million in revenue each year, and have assets of $489 million.
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Types of animal organizations in St. Louis

Nonprofit typeNumberRevenues
Animal shelters and animal welfare organizations
 
214
 
$71,223,600
Animal services organizations
 
40
 
$8,107,171
Wildlife conservation and protection organizations
 
36
 
$7,974,858
Organizations supporting multiple animal nonprofits
 
15
 
$0
Wildlife sanctuaries and refuges
 
12
 
$3,385,682
Animal alliances and advocates
 
8
 
$309,250
Animal professional societies
 
5
 
$209,338
Endangered species protection organizations
 
4
 
$1,218,188
Zoos and acquariums
 
3
 
$64,072,765
Veterinary organizations
 
2
 
$1,695,142
Showing 10 of 12 categories

Job trends for St. Louis animal organizations

Employees per organizationNumber of organizations
0
 
36
1-10
 
10
11-25
 
10
26-100
 
11
101 to 1,000
 
2
1,000+
 
0
Key takeaways for employment stats:

Sizes of animal organizations in St. Louis

Revenues per organizationNumber of organizations
< $250k
 
88
$250k to $1M
 
23
$1M to $5M
 
12
$5M to $25M
 
3
$25M to $100M
 
2
$100M+
 
0
Key takeaways for revenue stats:

Directory of animal organizations in St. Louis

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1-20 of 341

Humane Society of Missouri

Humane Society of Missouri is a nonprofit organization that provides adoption services for formerly-owned or abandoned pets. It has an animal cruelty taskforce that provides comprehensive investigative and emergency rescue services for animals statewide.
Revenue
$27.2m
Assets
$135.7m
Employees
320
EIN
43-0652638
IRS type
501(c)(3)

Saint Louis Zoo Association

Saint Louis Zoo Association is a private nonprofit organization who works with the Zoo to provide leadership for fundraising, and they support conservation education, programming, facilities, government relations and special events.
Revenue
$63.3m
Assets
$250.5m
Employees
74
EIN
43-1727309
IRS type
501(c)(3)

Animal Protective Association of Missouri

APA of Missouri educates the public and finds permanent homes for abandoned animals, advancing humane education. Located in Saint Louis.
Revenue
$13.7m
Assets
$29.2m
Employees
152
EIN
43-0699783
IRS type
501(c)(3)

Dogs on Duty

Dogs on Duty offers training, equipment, and funds for dog handlers to provide support for working and service dogs. The organization also educates the public on the different types of working canines.
Revenue
$6.1m
Assets
$812.6k
Employees
72
EIN
46-2188472
IRS type
501(c)(3)

Stray Rescue of St Louis

Stray Rescue of Stlouis rescues and restores stray animals to health, whilst finding them loving, adoptive homes. Additionally, the organization provides medical attention for these rescued animals.
Revenue
$6.8m
Assets
$8.0m
Employees
53
EIN
43-1823801
IRS type
501(c)(3)

Care STL

Care STL provides safety, vet care, and enrichment for animals while offering community-based education programs and low-cost services in St. Louis.
Revenue
$2.0m
Assets
$557.2k
Employees
68
EIN
83-1080279
IRS type
501(c)(3)

Gateway Pet Guardians

Gateway Pet Guardians creates a thriving pet welfare community by providing affordable, accessible, quality pet resources in East Saint Louis.
Revenue
$2.7m
Assets
$1.6m
Employees
22
EIN
26-0096240
IRS type
501(c)(3)

Open Door Animal Sanctuary

Open Door Animal Sanctuary: No-kill shelter for cats and dogs, providing affordable spay/neuter options, food pantry, and medical assistance. Located in House Springs, MO.
Revenue
$2.2m
Assets
$14.3m
Employees
56
EIN
23-7444249
IRS type
501(c)(3)

Belleville Area Humane Society

Animal shelter providing adoption, spay/neuter programs, and education to improve animal welfare in Belleville, IL.
Revenue
$1.2m
Assets
$1.6m
Employees
23
EIN
37-0814881
IRS type
501(c)(3)

World Bird Sanctuary

World Bird Sanctuary preserves birds and their ecosystems through education, field studies, rehabilitation, animal management, and breeding.
Revenue
$1.8m
Assets
$1.9m
Employees
46
EIN
43-1184675
IRS type
501(c)(3)

The Carol House Quick Fix Pet Clinic

The Saint Louis Metropolitan Spay Neuter and Wellness Clinic began in August 2010 as a 501(c)3 non-profit for the purpose of establishing programs and policies that will decrease the number of unwanted dogs and cats euthanized in Saint Louis each year.
Revenue
$1.7m
Assets
$2.0m
Employees
52
EIN
90-0595857
IRS type
501(c)(3)

Endangered Wolf CENTER

Endangered Wolf Center preserves endangered canids through education, research, and breeding in a natural environment.
Revenue
$1.1m
Assets
$5.3m
Employees
40
EIN
43-0996361
IRS type
501(c)(3)

Partners for Pets Humane Society

Partners for Pets Humane Society is an animal shelter or animal welfare organization in Saint Jacob, IL whose mission is: Partners for Pets rescues and adopts out pets from rural shelters with high euthanasia rates.
Revenue
$1.1m
Assets
$1.5m
Employees
43
EIN
36-4521704
IRS type
501(c)(3)

Five Acres Animal Shelter

Not-for-profit shelter in Saint Charles, MO promoting humane treatment of animals by offering adoption, placement, and education services.
Revenue
$1.2m
Assets
$2.9m
Employees
31
EIN
01-0756138
IRS type
501(c)(3)

Humane Society of Monroe County IL

Humane Society of Monroe County IL rescues and cares for animals until they can find qualified homes. The organization nurses at-risk animals back to health or maintains their general health, and finds them caring, qualified homes.
Revenue
$924.7k
Assets
$3.5m
Employees
7
EIN
04-3734216
IRS type
501(c)(3)

Metro East Humane Society

Metro East Humane Society improves animal welfare through adoption, advocacy, preventative initiatives, "no-kill" sheltering, and medical services. Located in Edwardsville, IL.
Revenue
$1.0m
Assets
$1.7m
Employees
38
EIN
37-1196065
IRS type
501(c)(3)

Franklin County Humane Society / Franklin County Humane Society of Missouri

Franklin County Humane Society finds homes for pets, offers low-cost spay and neuter surgeries, and educates the community in responsible pet care.
Revenue
$757.7k
Assets
$994.9k
Employees
23
EIN
43-1244655
IRS type
501(c)(3)

Widecast

Widecast is a scientific network active in 43 countries. The network was charteres in 1981 with the objective of preventing the extinction of six species of endangered sea turtles that live in the wider Caribbean region.
Revenue
$1.5m
Assets
$273.2k
Employees
1
EIN
33-0751451
IRS type
501(c)(3)

Sahara Conservation Fund (SCF)

We forge partnerships between people, governments, the world zoo and scientific communities, international conventions,non-governmental organizations and donor agencies.
Revenue
$1.6m
Assets
$1.3m
Employees
0
EIN
26-0171939
IRS type
501(c)(3)

Fluffy Paws Foster House

Fluffy Paws Foster House is an animal shelter or animal welfare organization in Wildwood, MO that was founded in 2023.
Revenue
N/A
Assets
N/A
Employees
N/A
EIN
92-2422024
IRS type
501(c)(3)
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Methodology: Cause IQ mines all tax-exempt organizations that file a Form 990, Form 990-EZ, or Form 990-PF with the IRS. We collect and aggregate this information from OCR'd paper taxreturns, XML e-file taxreturns, IRS-provided extract, the Business Master File, and Cause IQ secret sauce for data cleaning, categorization, classification, analytics, etc.
This category corresponds to the "D00: Animal Related: General" National Taxonomy of Exempt Entities (NTEE) code. Cause IQ determines NTEEs for organizations by its own internally-developed secret-sauce algorithms.
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