The Winsor School

Nonprofit · Grant recipient Boston, MA EIN 04-2105842

Funding Overview

From IRS Form 990 filings · 2022–2025

Total received

$18.1M

Foundation funders

73

Grants recorded

200

Years covered

2022–2025

Who funds The Winsor School?

The Winsor School is funded by 73 grantmakers, led by National Philanthropic Trust ($3.0M), Morgan Stanley Global Impact Funding Trust Inc ($2.7M), Traquina Family Foundation ($2.5M). In total, IRS Form 990 filings record $18.1M in grants to The Winsor School between 2022–2025.

FunderTotal givenGrantsYears
National Philanthropic Trust$2,970,59642022–2025
Morgan Stanley Global Impact Funding Trust Inc$2,671,66492023–2024
Traquina Family Foundation$2,550,00032022–2024
Richard K Lubin Family Foundation$2,212,50032022–2024
Fidelity Foundation$2,053,070192022–2024
Epker-Sinha Foundation$1,202,01342022–2025
Brock Family Foundation$1,006,76632022–2023
Combined Jewish Philanthropies of Greater Boston Inc$997,25042022–2025
Quonochontaug Foundation$300,00032022–2024
GS Donor Advised Philanthropy Fund for Wealth Management Inc$251,00032022–2024
Sneath Dorothy Melcher Tr Uind$240,00042022–2025
Harriet H Nicol Charitable Foundation$135,00042022–2025
Dable Family Foundation$105,00022023–2024
Make Waves Foundation$100,00012022
Boston Foundation Inc$98,00042022–2025
Edith H Overly Foundation$90,00032022–2024
The Chandler B and Oliver a Evans$90,00032022–2024
Vanguard Charitable Endowment Program$77,50032022–2024
The Zeckhauser Foundation$70,34742022–2025
Charities Aid Foundation America$69,91742022–2025
The New England Foundation$60,00032022–2025
The US Charitable Gift Trust$57,50022023–2024
The Ruettgers Family Charit Foundation$55,00032022–2025
Fiduciary Charitable Foundation DBA Fiduciary Trust Charitable$50,00012023
Binder Foundation$45,00032022–2024
Show all 73 funders
The Sullivan Family Foundation$40,00042022–2025
Benjamin D and Ruby G Schulman$35,00032022–2024
Triple T Foundation$26,50032022–2024
Pannell Family Foundation$25,00022022–2024
Clara B Winthrop Charitable Trust$24,32542022–2025
Kingsbury Road Charitable Foundation$24,00042022–2025
Sea Breeze Foundation-Tr$24,00042022–2025
Analog Devices Foundation$21,83832022–2024
The Vantzelfde Family Foundation$20,00022023–2025
Ruggles Family Foundation$20,00042022–2025
The Anne and Henry Zarrow Foundation$20,00062022–2024
Doran Family Foundation$20,00022022–2024
Germeshausen Foundation Inc$20,00012023
The Charles a Dana Foundation$20,00012022
Oscar Miller Family Private Foundation$15,00032022–2024
The New York Community Trust$12,50012023
The Blackbaud Giving Fund$12,30012022
Frank Gerrity Charitable Trust$12,00042022–2025
Janet Q Lawson Foundation$10,00022022–2023
Ellen F Gordon Charitable Trust$10,00012022
Collatos Family Foundation$10,00012022
James M Stoneman Charitable Fund$7,50032023–2025
The Wizcat Foundation$7,50022023–2024
WAL-Mart Foundation$7,50012022
Doty Family Foundation$6,50022022–2023
Cele H & William B Rubin Family Fund$5,00012024
The Downey Family Charitable Foundation$4,00022023–2024
The Marshall L and Deborah L$3,00032023–2025
Vyuha Inc$3,00012024
The Elm Grove Foundation$2,50012024
Rupa and Bharat B Bhatt Foundation$2,50022023–2024
Kenwood Foundation 7521-XXXXXX21240$2,50012023
The Cunningham Family Foundation$2,25032023–2025
Stifler Family Foundation$2,00022023–2024
Macelree Family Foundation$2,00022023–2024
Susan a & Donald P Babson Foundation$2,00022023–2024
The J Paul Getty Trust$2,00012023
Westport Fund$1,00022024–2025
Melvoin Foundation$1,00012023
Sand Dollar W Foundation$1,00012023
Verizon Foundation$76522023–2024
Katz Silver Foundation$75022023–2024
Crozier Family Charitable Foundation$70032023–2025
Brigham Hill Foundation$50012025
Afeyan Family Foundation$50012025
CJL Charitable Foundation$50012023
Lindsay Foundation Inc$50012023
Spero Charitable Foundation$50012023

Funding over time

Grant dollars and counts received per year

$0$2.5M$5M$7.5M$10M42 grants2022 74 grants2023 60 grants2024 24 grants2025

From 2022 to 2025, annual grant giving ranged from $1.5M (2025) to $9.4M (2023). In 2025 it made 24 grants totaling $1.5M.

What grants has The Winsor School received?

Individual grants from IRS Form 990 filings, newest first

YearFunderPurposeAmount
2025National Philanthropic TrustEDUCATION$819,846
2025Epker-Sinha FoundationUNRESTRICTED$250,000
2025Combined Jewish Philanthropies of Greater Boston IncDAF - Education$215,700
2025Sneath Dorothy Melcher Tr UindSCHOLARSHIPS$60,000
2025The Zeckhauser FoundationRESEARCH$30,347
2025Harriet H Nicol Charitable FoundationANNUAL FUND WITH PREFERENCE$30,000
2025The Ruettgers Family Charit FoundationGENERAL SUPPORT$25,000
2025Boston Foundation IncOperating Support/Annual Fund$16,250
2025The New England FoundationEDUCATION$15,000
2025The Vantzelfde Family FoundationTO SUPPORT A PUBLIC CHARITY$10,000
2025Clara B Winthrop Charitable TrustGENERAL FUND$7,200
2025Charities Aid Foundation AmericaCHARITABLE DONATION$6,243
2025Kingsbury Road Charitable FoundationGENERAL CHARITABLE PURPOSES$6,000
2025Sea Breeze Foundation-TrGENERAL OPERATING$6,000
2025Ruggles Family FoundationGENERAL PURPOSE$5,000
2025The Sullivan Family FoundationGENERAL$5,000
2025Frank Gerrity Charitable TrustGeneral Grant$3,000
2025James M Stoneman Charitable FundGENERAL SUPPORT$2,500
2025The Marshall L and Deborah LUNRESTRICTED$1,000
2025The Cunningham Family FoundationDonation$750
2025Brigham Hill FoundationCHARITABLE$500
2025Crozier Family Charitable FoundationCHARITABLE$500
2025Westport FundCHARITABLE PURPOSES$500
2025Afeyan Family FoundationGeneral & Unrestricted$500
2024Richard K Lubin Family FoundationTO PROVIDE SUPPORT FOR THE NEEDS OF THE ORGANIZATION.$1,070,000
2024Traquina Family FoundationPROGRAM SUPPORT$1,000,000
2024National Philanthropic TrustEDUCATION$790,500
2024Morgan Stanley Global Impact Funding Trust IncUNRESTRICTED GENERAL SUPPORT$333,333
2024Combined Jewish Philanthropies of Greater Boston IncDAF - Education$270,450
2024Epker-Sinha FoundationUNRESTRICTED$250,000

Showing 30 most recent of 200 recorded grants.

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Frequently Asked Questions

Who funds The Winsor School?

The Winsor School is funded by 73 grantmakers, led by National Philanthropic Trust ($3.0M), Morgan Stanley Global Impact Funding Trust Inc ($2.7M), Traquina Family Foundation ($2.5M). In total, IRS Form 990 filings record $18.1M in grants to The Winsor School between 2022–2025.

Who is The Winsor School's largest funder?

National Philanthropic Trust is the largest recorded funder of The Winsor School, with $3.0M across 4 grants (2022–2025).

How much grant funding has The Winsor School received?

IRS 990 filings record $18.1M in grants to The Winsor School across 200 grants from 73 funders between 2022–2025. Filings are published on a delay, so recent grants may not appear yet.

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Grant data is drawn from IRS Form 990 filings via Grantable's GrantGraph™. Filings are published on a delay; recent grants may not appear yet.

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