Funding search · EIN 046851595 · Boston, MA

Shirley Shattuck Windsor Charitable

Name: Shirley Shattuck Windsor Charitable grants, 2022–2025
Creator: PaperOrbit
License: https://www.irs.gov/charities-non-profits/exempt-organization-public-disclosure-and-availability-requirements

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

72
grants reported: $1.4M
total given: 2022–2025
filing years: $13,750
median grant

Based on grants this organization reported to the IRS for tax years 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

cats neuter spay medical boston services dogs families

Full IRS filings ↗How this is built Report an error

Funding pattern

What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.

4 grants matching “kittens” · $125,000

$40,000
Dakin Humane Society · Springfield, MA · 2025
To support the kitten street team program
$35,000
Dakin Humane Society · Springfield, MA · 2024
To support the kitten street team program
$30,000
Dakin Humane Society · Springfield, MA · 2023
To support the kitten street team program
$20,000
Dakin Humane Society · Springfield, MA · 2022
To support the kitten street team program

Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

New England Wildlife Center3 grants · $189,382
Charles River Alleycats4 grants · $140,000
Eastern Bank No New England Wildlife Center1 grant · $135,000
Dakin Humane Society4 grants · $125,000
Perkins School for the Blind3 grants · $110,000
Mspca4 grants · $105,000
Here Today Adopted Tomorrow4 grants · $76,000
Tufts University - Veterinary School3 grants · $65,100
Scituate Animal Shelter4 grants · $65,000
Paws Wakefield4 grants · $57,500

Giving over time

$347,000

2022

$362,482

2023

$325,000

2024

$360,000

2025

Grant history

All 72 reported grants, largest first.

$135,000
Eastern Bank No New England Wildlife Center · Weynmouth, MA · 2025
General fund
$100,000
New England Wildlife Center · S Weymouth, MA · 2022
Care of wildlife from metro boston to cape cod and the island
$60,000
New England Wildlife Center · S Weymouth, MA · 2023
Care of wildlife from metro boston to cape cod and the island
$50,000
Perkins School for the Blind · Watertown, MA · 2024
Transition center
$40,000
Dakin Humane Society · Springfield, MA · 2025
To support the kitten street team program
$40,000
Tufts University - Veterinary School · N Grafton, MA · 2024
Windsor scholarship fund
$35,000
Charles River Alleycats · Boston, MA · 2025
Assist with work in brockton, massachusetts
$35,000
Mspca · Boston, MA · 2025
Spay/neuter program cats from roxbury, dorchester, mattapan and hyde park
$35,000
Charles River Alleycats · Boston, MA · 2024
Assist with work in brockton, massachusetts
$35,000
Dakin Humane Society · Springfield, MA · 2024
To support the kitten street team program
$35,000
Charles River Alleycats · Boston, MA · 2023
Assist with work in brockton, massachusetts
$35,000
Charles River Alleycats · Boston, MA · 2022
Assist with work in brockton, massachusetts
$30,000
Mspca · Boston, MA · 2024
Spay/neuter program cats from roxbury, dorchester, mattapan and hyde park
$30,000
Dakin Humane Society · Springfield, MA · 2023
To support the kitten street team program
$30,000
Perkins School for the Blind · Watertown, MA · 2023
Transition center
$30,000
Perkins School for the Blind · Watertown, MA · 2022
Transition center
$29,382
New England Wildlife Center · S Weymouth, MA · 2023
Care of wildlife from metro boston to cape cod and the island
$25,000
Here Today Adopted Tomorrow · Brimfield, MA · 2024
To fund spay/neuter services for 200 cats
$25,000
All Dog Rescue · Natick, MA · 2023
Medical assistance for dogs rescued from the boston
$25,000
Mspca · Boston, MA · 2023
Spay/neuter program cats from roxbury, dorchester, mattapan and hyde park
$21,000
Here Today Adopted Tomorrow · Brimfield, MA · 2025
To fund spay/neuter services for 200 cats
$20,000
Scituate Animal Shelter · Scituate, MA · 2024
Spay/neuter services to low income families on the south shore
$20,000
Feral Advocates & Cat Trappers · Weymouth, MA · 2023
Fund six spay/neuter days for ferals
$20,000
Here Today Adopted Tomorrow · Brimfield, MA · 2023
To fund spay/neuter services for 200 cats
$20,000
Scituate Animal Shelter · Scituate, MA · 2023
Spay/neuter services to low income families on the south shore
$20,000
All Dog Rescue · Natick, MA · 2022
Medical assistance for dogs rescued from the boston
$20,000
Dakin Humane Society · Springfield, MA · 2022
To support the kitten street team program
$20,000
Scituate Animal Shelter · Scituate, MA · 2022
Spay/neuter services to low income families on the south shore
$17,500
Paws Wakefield · Wakefield, MA · 2024
To fund medical needs of cats and dogs in the wakefield and north of boston area
$15,100
Tufts University - Veterinary School · N Grafton, MA · 2023
Windsor scholarship fund
$15,000
Berkshire Humane Society · Pittsfield, MA · 2025
General
$15,000
Lowell Humane Society · Lowell, MA · 2025
Help fund the outside testing cost for animals
$15,000
Paws Wakefield · Wakefield, MA · 2025
To fund medical needs of cats and dogs in the wakefield and north of boston area
$15,000
Paws Wakefield · Wakefield, MA · 2023
To fund medical needs of cats and dogs in the wakefield and north of boston area
$15,000
Mspca · Boston, MA · 2022
Spay/neuter program cats from roxbury, dorchester, mattapan and hyde park
$15,000
Phinneys Friends · Lincoln, MA · 2022
To purchase food and supprt veterinary care needs for pets of families in needham
$12,500
Kitty Angels · Tyngsborough, MA · 2024
Provide medical assistance for seriously injured cats
$12,000
Feral Advocates & Cat Trappers · Weymouth, MA · 2022
Fund six spay/neuter days for ferals
$10,000
Baypath Humane Society of Hopkinton Inc Fbo To Support Dogs and Cats · Hopkinton, MA · 2025
General fund
$10,000
Kitty Angels · Tyngsborough, MA · 2025
Provide medical assistance for seriously injured cats
$10,000
All Dog Rescue · Natick, MA · 2024
Medical assistance for dogs rescued from the boston
$10,000
Berkshire Humane Society · Pittsfield, MA · 2024
General
$10,000
Lowell Humane Society · Lowell, MA · 2024
Help fund the outside testing cost for animals
$10,000
Kitty Angels · Tyngsborough, MA · 2023
Provide medical assistance for seriously injured cats
$10,000
Lowell Humane Society · Lowell, MA · 2023
Help fund the outside testing cost for animals
$10,000
Community Servings · Jamaica Plain, MA · 2022
General support
$10,000
Greater Boston Food Bank · Boston, MA · 2022
General fund
$10,000
Here Today Adopted Tomorrow · Brimfield, MA · 2022
To fund spay/neuter services for 200 cats
$10,000
Paws Wakefield · Wakefield, MA · 2022
To fund medical needs of cats and dogs in the wakefield and north of boston area
$10,000
Pine Street Inn · Boston, MA · 2022
General fund
$10,000
Tufts University - Veterinary School · N Grafton, MA · 2022
Windsor scholarship fund
$7,500
Friends of Marblehead Abandoned Animals Fbo To Support Cats in Lynn · Marblehead, MA · 2025
General fund
$7,500
Kitty Angels · Tyngsborough, MA · 2022
Provide medical assistance for seriously injured cats
$7,500
Lowell Humane Society · Lowell, MA · 2022
Help fund the outside testing cost for animals
$5,000
Cape Ann Animal Aid Fbo Support Dogs and Cats From Greater Boston · Gloucester, MA · 2025
General fund
$5,000
Milton Animal League Inc Fbo To Assist With Veterinary Care for Milton Anim · Milton, MA · 2025
General fund
$5,000
Scituate Animal Shelter · Scituate, MA · 2025
Spay/neuter services to low income families on the south shore
$5,000
Second Chance Animal Services · East Brookfield, MA · 2025
General
$5,000
Community Servings · Jamaica Plain, MA · 2024
General support
$5,000
Greater Boston Food Bank · Boston, MA · 2024
General fund
$5,000
Open Door · Gloucester, MA · 2024
General fund
$5,000
Pine Street Inn · Boston, MA · 2024
General fund
$5,000
Sampson Fund for Veterinary Care · Orleans, MA · 2024
General fund
$5,000
Second Chance Animal Services · East Brookfield, MA · 2024
General
$5,000
Animal Rescue League of Boston · Boston, MA · 2023
General fund
$5,000
Open Door · Gloucester, MA · 2023
General fund
$5,000
Sampson Fund for Veterinary Care · Orleans, MA · 2023
General fund
$5,000
Easter Seals · Boston, MA · 2022
General fund
$1,500
Cat Connection Fbo General Operations in Greater Boston Area · Boston, MA · 2025
General fund
$1,000
Community Servings · Jamaica Plain, MA · 2023
General support
$1,000
Greater Boston Food Bank · Boston, MA · 2023
General fund
$1,000
Pine Street Inn · Boston, MA · 2023
General fund

Who else funds this kind of work

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Search funders like this one

Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.