1. Directory of nonprofits
  2. Locations
  3. Connecticut
  4. Connecticut animal organizations

Connecticut animal organizations

There are 579 animal-focused nonprofit organizations in Connecticut. Combined, these Connecticuter animal organizations employ 1,344 people, earn more than $145 million in revenue each year, and have assets of $432 million.
Skip to:
Related directory pages:

Types of animal organizations in Connecticut

Nonprofit typeNumberRevenues
Animal shelters and animal welfare organizations
 
373
 
$66,206,777
Wildlife conservation and protection organizations
 
79
 
$18,374,583
Animal services organizations
 
39
 
$5,058,781
Wildlife sanctuaries and refuges
 
20
 
$2,895,292
Animal alliances and advocates
 
18
 
$106,354
Organizations supporting multiple animal nonprofits
 
11
 
$352,447
Animal professional societies
 
8
 
$335,078
Organizations suppporting a single animal nonprofit
 
7
 
$0
Animal research and public policy institutes
 
5
 
$0
Veterinary organizations
 
5
 
$106,046
Showing 10 of 13 categories

Animal organizations by major Connecticut cities

Metro areaNonprofitsRevenues
Lansing
 
202
 
$52,853,445
Bridgeport
 
143
 
$44,270,850
New Haven
 
93
 
$5,872,542
Norwich
 
59
 
$34,605,702
Worcester, MA
 
33
 
$1,091,821
Showing 5 of 5 metros

Job trends for Connecticut animal organizations

Employees per organizationNumber of organizations
0
 
64
1-10
 
21
11-25
 
16
26-100
 
6
101 to 1,000
 
4
1,000+
 
0
Key takeaways for employment stats:

Sizes of animal organizations in Connecticut

Revenues per organizationNumber of organizations
< $250k
 
135
$250k to $1M
 
38
$1M to $5M
 
16
$5M to $25M
 
6
$25M to $100M
 
1
$100M+
 
0
Key takeaways for revenue stats:

Directory of animal organizations in Connecticut

Want to add filters to this list, or drill down on results in detail? Open in the Cause IQ search interface
1-20 of 579

Connecticut Humane Society

Connecticut Humane Society promotes animal welfare, placing thousands of pets yearly into loving homes while combating cruelty through education and comprehensive care.
Revenue
$19.4m
Assets
$124.1m
Employees
107
EIN
06-0667605
IRS type
501(c)(3)

Friends of Animals

Animal advocacy organization that aims to end animal cruelty and exploitation, promoting low-cost spaying and neutering as the primary solution.
Revenue
$5.3m
Assets
$15.6m
Employees
25
EIN
13-6018549
IRS type
501(c)(3)

Sea Research Foundation

Sea Research Foundation is a leader in marine research, deep-sea exploration and hands-on education. They seek to protect the ocean planet by increasing awareness of the ocean environment and the creatures who live there.
Revenue
$31.8m
Assets
$58.5m
Employees
370
EIN
06-1480300
IRS type
501(c)(3)

Maritime Aquarium at Norwalk

The Maritime Aquarium inspires people of all ages to appreciate and protect the Long Island Sound ecosystem and the global environment through living exhibits, marine science, and environmental education.
Revenue
$16.5m
Assets
$27.2m
Employees
221
EIN
06-1062912
IRS type
501(c)(3)

Connecticut Zoological Society

Connecticut's beardsley zoo is dedicated to acquainting a diverse public to the delicate balance that exists between living things and their environment.
Revenue
$5.3m
Assets
$23.5m
Employees
107
EIN
23-7068821
IRS type
501(c)(3)

White Buffalo

White Buffalo conserves native species and ecosystems by managing wildlife populations through reduction and enhancement projects, including animal population reduction, herd health assessment, research animal capture, and relocation.
Revenue
$5.2m
Assets
$3.8m
Employees
22
EIN
06-1431342
IRS type
501(c)(3)

Fidelco Guide Dog Foundation

Promoting increased independence to men and women who are blind by providing them with highest quality Guide dogs.
Revenue
$3.6m
Assets
$14.7m
Employees
59
EIN
06-6060478
IRS type
501(c)(3)

Our Companions Animal Rescue

To lead a humane movement to protect and advocate for the lives of companion animals. We will accomplish our mission by offering innovative, life-saving programs including creating a sanctuary to rescue those who would otherwise be destroyed.
Revenue
$3.0m
Assets
$7.7m
Employees
58
EIN
41-2047734
IRS type
501(c)(3)

Pepper Whiston Foundation

Private foundation in West Hartford, CT primarily funding initiatives for cats, including large cat programs and care of Gemini's litter.
Revenue
$5.2m
Assets
$36.8m
Employees
0
EIN
88-2811358
IRS type
501(c)(3)

Lucky Dog Refuge

Lucky Dog Refuge is a rescue organization that provides rehabilitation, housing, vetting, and training for dogs in need.
Revenue
$1.1m
Assets
$210.8k
Employees
2
EIN
84-4146698
IRS type
501(c)(3)

Danbury Animal Welfare Society (DAWS)

Danbury Animal Welfare Society provides animal rescue & adoption for cats and dogs, a Trap Neuter Return program to sterilize feral cats in their community, low-cost spay/neuter for people who need a low-cost alternative, and a variety of other programs.
Revenue
$893.8k
Assets
$3.2m
Employees
29
EIN
06-0945388
IRS type
501(c)(3)

Pet Animal Welfare Society of Connecticut (PAWS)

To operate as an animal rescue organization, to promote humane treatment, prevent cruelty and relieve suffering among animals and to educate the public and cooperate with other animal welfare associations.
Revenue
$1.4m
Assets
$7.1m
Employees
28
EIN
06-6067445
IRS type
501(c)(3)

Protectors of Animals

No-kill animal rescue shelter and spay/neuter clinic in East Hartford, CT promoting the well-being of dogs and cats.
Revenue
$1.3m
Assets
$1.3m
Employees
21
EIN
06-0959891
IRS type
501(c)(3)

Animal Rescue Foundation

The Animal Rescue Foundation rescues and cares for stray dogs and cats through their program of dog and cat rescue. They operate as an animal protection and welfare organization.
Revenue
$2.1m
Assets
$2.4m
Employees
6
EIN
23-7107868
IRS type
501(c)(3)

Waggle Foundation

Waggle Foundation enables high-impact vet care donations to pets in need, building the world's first safety net for medical crises.
Revenue
$1.2m
Assets
$81.3k
Employees
1
EIN
32-0518559
IRS type
501(c)(3)

Animal Haven

The Animal Haven's mission is to provide a temporary, safe, caring and humane refuge for homeless, adoptable cats and dogs, and to subsequently place these animals in quality, adoptive and permanent homes.
Revenue
$1.1m
Assets
$4.6m
Employees
32
EIN
06-0735382
IRS type
501(c)(3)

Ridgefield Operation for Animal Rescue Incorporated

Ridgefield Operation for Animal Rescue Incorporated shelters and places homeless dogs and cats. The organization also offers a dog therapy program for nursing home residents.
Revenue
$932.4k
Assets
$2.4m
Employees
18
EIN
06-1604963
IRS type
501(c)(3)

Catherine Violet Hubbard Foundation

The Catherine Violet Hubbard Foundation promotes compassion and acceptance for all beings through free veterinary services and STEM-based programming.
Revenue
$1.7m
Assets
$5.9m
Employees
7
EIN
46-1967347
IRS type
501(c)(3)

Rising Starr Horse Rescue Corporation

Rising Starr rescues and rehabilitates abused horses while educating about equine welfare. They also offer educational classes on equestrian studies.
Revenue
$1.7m
Assets
$2.5m
Employees
12
EIN
47-4027991
IRS type
501(c)(3)

The John T and Jane A Wiederhold Foundation

The John T. and Jane A. wiederhold foundation was created for the purpose of Protecting and improving the welfare of animals of all kinds with a focus on dogs and cats, the Promotion of veterinary programs and the protection of wildlife, including endange....
Revenue
$2.8m
Assets
$29.0m
Employees
0
EIN
06-1830842
IRS type
501(c)(3)
Want more insights on animal organizations in Connecticut?
There's a whole lot more to Cause IQ than what you see here. Additional filters, personnel information, peer benchmarking, Salesforce integration, vendor lists, etc. Access all the information your company needs in one place, already collected.
Schedule a demo
Over 200 customers use Cause IQ to grow, maintain, and serve their nonprofit clients.
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.
Cause IQ is a website that helps companies grow, maintain, and serve their nonprofit clients, and helps nonprofits find additional foundation funding. Our data and tools help professionals prospect for nonprofits, research opportunities, benchmark their clients, and enrich existing information.
Nonprofits
Product
Customers
About

© 2026 Nonprofit Metrics LLC
Terms of Service and Privacy Policy