Marlborough School
Funding Overview
From IRS Form 990 filings · 2021–2026
Total received
$8.3M
Foundation funders
67
Grants recorded
200
Years covered
2021–2026
Who funds Marlborough School?
Marlborough School is funded by 67 grantmakers, led by Morgan Stanley Global Impact Funding Trust Inc ($2.6M), The Ahmanson Foundation ($1.0M), The Rhimes Foundation ($550K). In total, IRS Form 990 filings record $8.3M in grants to Marlborough School between 2021–2026.
Show all 67 funders
Funding over time
Grant dollars and counts received per year
From 2021 to 2026, annual grant giving ranged from $71K (2026) to $4.2M (2021). In 2026 it made 3 grants totaling $71K.
What grants has Marlborough School received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2026 | In & Susanna H Van Nuys Foundation | (1) DESCRIPTION: 2,043 SHARES OF AT&T INC (2) BOOK VALUE: $7,646.38 (3) METHOD USED TO DETERMINE BOOK VALUE: STOCK PRICE (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: STOCK PRICE (5) DATE OF THE GIFT: 12/18/2025 (6) PURPOSE: GENERAL OPERATING SUPPORT | $49,767 |
| 2026 | Munger Charitable Trust Number Two | (1) DESCRIPTION: 21 SHARES OF BERKSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $ 9,628 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 12/01/2025 (6) PURPOSE: GENERAL OPERATING SUPPORT | $10,742 |
| 2026 | Munger Charitable Trust Number Two | GENERAL OPERATING SUPPORT | $10,000 |
| 2025 | In & Susanna H Van Nuys Foundation | GENERAL SUPPORT | $50,000 |
| 2025 | The Ahmanson Foundation | SCHOLARSHIP SUPPORT, 2025-2026 | $50,000 |
| 2025 | The J Paul Getty Trust | EMPLOYEE - ARTS AND EDUCATIONAL PROGRAM | $48,000 |
| 2025 | Lewis A Kingsley Foundation | Scholarships | $35,000 |
| 2025 | Mildred E & Harvey S Mudd Foundation | QUALIFIED CHARITABLE EXEMPT PURPOSE | $32,739 |
| 2025 | Caryll M & Norman F Sprague | QUALIFIED CHARITABLE EXEMPT PURPOSE | $32,000 |
| 2025 | Jewish Federation of Metropolitan Chicago | GRANTS FROM DONOR ADVISED FUNDS- OPERATING SUPPORT | $31,000 |
| 2025 | National Philanthropic Trust | EDUCATION | $27,000 |
| 2025 | Charities Aid Foundation America | CHARITABLE DONATION | $24,850 |
| 2025 | The Blackbaud Giving Fund | GENERAL SUPPORT | $20,900 |
| 2025 | Nancy E Barry & Letitia P Rees Foundation | (1) DESCRIPTION: 41 SHARES OF BERSHIRE HATHAWAY CLASS B SECURITIES (2) BOOK VALUE: $7,533 (3) METHOD USED TO DETERMINE BOOK VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE RECEIVED BY THE FOUNDATION. (4) METHOD USED TO DETERMINE FAIR MARKET VALUE: AVERAGE OF THE HIGH/LOW ON THE DATE THE SECURITIES WERE DONATED. (5) DATE OF THE GIFT: 11/06/2025 (6) PURPOSE: GENERAL OPERATING SUPPORT | $20,106 |
| 2025 | John Jewett & Helen Chandler Garland Fou | Minority Scholarships | $20,000 |
| 2025 | Macton Foundation | TECHNOLOGY ENHANCEMENT | $15,000 |
| 2025 | Norman F Sprague Jr Foundation | QUALIFIED CHARITABLE EXEMPT PURPOSE | $13,000 |
| 2025 | Fairchild Martindale Foundation | EDUCATION PROGRAMS | $10,000 |
| 2025 | Elbridge & Evelyn Stuart Foundation 26000118300 | GENERAL USE | $7,500 |
| 2025 | Richard C Seaver 1978 Trust | EDUCATION | $5,000 |
| 2025 | Macton Foundation | ANNUAL FUND | $5,000 |
| 2025 | Marble Fund Inc | EDUCATIONAL AND OTHER CHARITABLE PURPOSES TO ORGANIZATIONS UNDER SECTION 501(C)(3). | $5,000 |
| 2025 | Peter W Mullin Family Charitable Foundation | DISCRETIONARY GRANT | $5,000 |
| 2025 | Adams Fund | SUPPORT | $5,000 |
| 2025 | The Carol and James Collins Foundation | General operating support | $4,000 |
| 2025 | The Castruccio Family Foundation | SUPPORT FOR HIGH SCHOOL EDUCATION | $1,500 |
| 2025 | The North Ridge Foundation | GENERAL OPERATING SUPPORT | $1,000 |
| 2024 | The Angelo Family Charitable Foundation | FOR OPERATIONS | $100,000 |
| 2024 | The US Charitable Gift Trust | FOR RECIPIENT'S EXEMPT PURPOSE | $70,108 |
| 2024 | Vanguard Charitable Endowment Program | FOR RECIPIENT'S EXEMPT PURPOSE | $65,500 |
Showing 30 most recent of 200 recorded grants.
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Frequently Asked Questions
Who funds Marlborough School?
Marlborough School is funded by 67 grantmakers, led by Morgan Stanley Global Impact Funding Trust Inc ($2.6M), The Ahmanson Foundation ($1.0M), The Rhimes Foundation ($550K). In total, IRS Form 990 filings record $8.3M in grants to Marlborough School between 2021–2026.
Who is Marlborough School's largest funder?
Morgan Stanley Global Impact Funding Trust Inc is the largest recorded funder of Marlborough School, with $2.6M across 16 grants (2021–2024).
How much grant funding has Marlborough School received?
IRS 990 filings record $8.3M in grants to Marlborough School across 200 grants from 67 funders between 2021–2026. 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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