Private foundation · Boston, MA

Shirley Shattuck Windsor Charitable

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Typical grant size
$5K – $10K – $17K
25th · median · 75th percentile
Unique recipients
28
Repeat grantees
20
funded 2+ years

Application procedures · from 2024 990-PF

DeadlinesCONSULT ABOVE
ContactWENDY S HOLDING · 6175236531
MaterialsCONSULT ABOVE
RestrictionsQUALIFIED CHARITABLE ORGANIZATIONS WITH AN EMPHASIS ON, BUT NOT LIMITED TO, THE PREVENTION OF CRUELTY TO ANIMALS OR FOR THE RELIEF OF THE POOR, THE DISTRESSED OR THE UNDERPRIVILEGED.

Leadership · from 2024 990-PF

Wendy S Holding
TRUSTEE
$15K
David Cuetos
TRUSTEE
$11K
William Andrew Mims Resigning
TRUSTEE
$3K
William Andrew Mims
TRUSTEE
$15K
Gilbert M Roddy Jr
TRUSTEE
$6K

Source: IRS Form 990-PF, Part VII. Officers, directors, and trustees as reported by the foundation.

Payout rate · TY 2024
11.2%
grants paid ÷ assets · ~5% IRS minimum
'17
'18
'19
'20
'21
'22
'23
'24
203
Total grants awarded
$2.9M
Total amount
$14K
Average grant
$100K
Largest grant

Giving by year

2024
$325K
18 grants
2023
$362K
20 grants
2022
$347K
18 grants
2021
$310K
19 grants
2020
$292K
32 grants
2019
$249K
18 grants
2018
$230K
20 grants
2017
$206K
18 grants
2016
$205K
12 grants
2015
$140K
12 grants
2014
$76K
8 grants
2013
$162K
8 grants

Top recipients

Tufts University - Veterinary School
10 grants · MA
$455K
12 grants · MA · ✓ Exact match
$310K
9 grants · MA · ✓ Exact match
$309K
12 grants · MA · ✓ Exact match
$227K
Mspca
9 grants · MA
$220K
8 grants · MA · ✓ Exact match
$138K
Scituate Animal Shelter
7 grants · MA
$120K
Dakin Humane Society
5 grants · MA
$105K
1 grant · MA · ≈ likely match
$100K
12 grants · MA · ✓ Exact match
$88K

Recipient names are as reported on the 990-PF. ✓ Exact match = EIN matched to IRS records by exact name + state; ≈ likely match = EIN inferred from a closely similar name. The recipient EIN is never stated on the form — it is DoubleNine’s match.

Recent grants · most recent filings first

Perkins School for the Blind
TRANSITION CENTER
MA · TY 2024
$50K
Tufts University - Veterinary School
WINDSOR SCHOLARSHIP FUND
MA · TY 2024
$40K
Dakin Humane Society
TO SUPPORT THE KITTEN STREET TEAM PROGRAM
MA · TY 2024
$35K
Charles River Alleycats Inc
ASSIST WITH WORK IN BROCKTON, MASSACHUSETTS
MA · TY 2024
$35K
Mspca
SPAY/NEUTER PROGRAM CATS FROM ROXBURY, DORCHESTER, MATTAPAN AND HYDE PARK
MA · TY 2024
$30K
Here Today Adopted Tomorrow
TO FUND SPAY/NEUTER SERVICES FOR 200 CATS
MA · TY 2024
$25K
Scituate Animal Shelter
SPAY/NEUTER SERVICES TO LOW INCOME FAMILIES ON THE SOUTH SHORE
MA · TY 2024
$20K
Paws Wakefield
TO FUND MEDICAL NEEDS OF CATS AND DOGS IN THE WAKEFIELD AND NORTH OF BOSTON AREA
MA · TY 2024
$18K
Kitty Angels
PROVIDE MEDICAL ASSISTANCE FOR SERIOUSLY INJURED CATS
MA · TY 2024
$13K
Berkshire Humane Society
GENERAL
MA · TY 2024
$10K
All Dog Rescue Inc
MEDICAL ASSISTANCE FOR DOGS RESCUED FROM THE BOSTON
MA · TY 2024
$10K
Lowell Humane Society
HELP FUND THE OUTSIDE TESTING COST FOR ANIMALS
MA · TY 2024
$10K
Second Chance Animal Services
GENERAL
MA · TY 2024
$5K
Open Door
GENERAL FUND
MA · TY 2024
$5K
Community Servings
GENERAL SUPPORT
MA · TY 2024
$5K
Pine Street Inn
GENERAL FUND
MA · TY 2024
$5K
Sampson Fund for Veterinary Care Inc
GENERAL FUND
MA · TY 2024
$5K
Greater Boston Food Bank
GENERAL FUND
MA · TY 2024
$5K
New England Wildlife Center
CARE OF WILDLIFE FROM METRO BOSTON TO CAPE COD AND THE ISLAND
MA · TY 2023
$60K
Charles River Alleycats Inc
ASSIST WITH WORK IN BROCKTON, MASSACHUSETTS
MA · TY 2023
$35K
Dakin Humane Society
TO SUPPORT THE KITTEN STREET TEAM PROGRAM
MA · TY 2023
$30K
Perkins School for the Blind
TRANSITION CENTER
MA · TY 2023
$30K
New England Wildlife Center
CARE OF WILDLIFE FROM METRO BOSTON TO CAPE COD AND THE ISLAND
MA · TY 2023
$29K
All Dog Rescue Inc
MEDICAL ASSISTANCE FOR DOGS RESCUED FROM THE BOSTON
MA · TY 2023
$25K
Mspca
SPAY/NEUTER PROGRAM CATS FROM ROXBURY, DORCHESTER, MATTAPAN AND HYDE PARK
MA · TY 2023
$25K
Scituate Animal Shelter
SPAY/NEUTER SERVICES TO LOW INCOME FAMILIES ON THE SOUTH SHORE
MA · TY 2023
$20K
Feral Advocates & Cat Trappers
FUND SIX SPAY/NEUTER DAYS FOR FERALS
MA · TY 2023
$20K
Here Today Adopted Tomorrow
TO FUND SPAY/NEUTER SERVICES FOR 200 CATS
MA · TY 2023
$20K
Tufts University - Veterinary School
WINDSOR SCHOLARSHIP FUND
MA · TY 2023
$15K
Paws Wakefield
TO FUND MEDICAL NEEDS OF CATS AND DOGS IN THE WAKEFIELD AND NORTH OF BOSTON AREA
MA · TY 2023
$15K
Lowell Humane Society
HELP FUND THE OUTSIDE TESTING COST FOR ANIMALS
MA · TY 2023
$10K
Kitty Angels
PROVIDE MEDICAL ASSISTANCE FOR SERIOUSLY INJURED CATS
MA · TY 2023
$10K
Animal Rescue League of Boston
GENERAL FUND
MA · TY 2023
$5K
Sampson Fund for Veterinary Care Inc
GENERAL FUND
MA · TY 2023
$5K
Open Door
GENERAL FUND
MA · TY 2023
$5K
Community Servings
GENERAL SUPPORT
MA · TY 2023
$1K
Greater Boston Food Bank
GENERAL FUND
MA · TY 2023
$1K
Pine Street Inn
GENERAL FUND
MA · TY 2023
$1K
New England Wildlife Center
CARE OF WILDLIFE FROM METRO BOSTON TO CAPE COD AND THE ISLAND
MA · TY 2022
$100K
Charles River Alleycats Inc
ASSIST WITH WORK IN BROCKTON, MASSACHUSETTS
MA · TY 2022
$35K
Perkins School for the Blind
TRANSITION CENTER
MA · TY 2022
$30K
Dakin Humane Society
TO SUPPORT THE KITTEN STREET TEAM PROGRAM
MA · TY 2022
$20K
Scituate Animal Shelter
SPAY/NEUTER SERVICES TO LOW INCOME FAMILIES ON THE SOUTH SHORE
MA · TY 2022
$20K
All Dog Rescue Inc
MEDICAL ASSISTANCE FOR DOGS RESCUED FROM THE BOSTON
MA · TY 2022
$20K
Phinneys Friends Inc
TO PURCHASE FOOD AND SUPPRT VETERINARY CARE NEEDS FOR PETS OF FAMILIES IN NEEDHAM
MA · TY 2022
$15K
Mspca
SPAY/NEUTER PROGRAM CATS FROM ROXBURY, DORCHESTER, MATTAPAN AND HYDE PARK
MA · TY 2022
$15K
Feral Advocates & Cat Trappers
FUND SIX SPAY/NEUTER DAYS FOR FERALS
MA · TY 2022
$12K
Community Servings
GENERAL SUPPORT
MA · TY 2022
$10K
Greater Boston Food Bank
GENERAL FUND
MA · TY 2022
$10K
Pine Street Inn
GENERAL FUND
MA · TY 2022
$10K

Source: IRS Form 990-PF, Part XV. Up to 50 most recent grants shown.