Angelman Syndrome Foundation Inc
Funding Overview
From IRS Form 990 filings · 2020–2025
Total received
$1.7M
Foundation funders
77
Grants recorded
200
Years covered
2020–2025
Who funds Angelman Syndrome Foundation Inc?
Angelman Syndrome Foundation Inc is funded by 77 grantmakers, led by Dup 15Q Alliance ($204K), Vanguard Charitable Endowment Program ($163K), Foundation for Prader-Willi Research Inc ($154K). In total, IRS Form 990 filings record $1.7M in grants to Angelman Syndrome Foundation Inc between 2020–2025.
Show all 77 funders
Funding over time
Grant dollars and counts received per year
From 2020 to 2025, annual grant giving ranged from $139K (2020) to $370K (2021). In 2025 it made 15 grants totaling $271K.
What grants has Angelman Syndrome Foundation Inc received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2025 | National Philanthropic Trust | HUMAN SERVICES | $117,500 |
| 2025 | The Melanie Foundation | To support ASF's mission of advancing research, clinical initiatives, and direct services for individuals and families affected by Angelman syndrome | $50,000 |
| 2025 | Charities Aid Foundation America | CHARITABLE DONATION | $46,484 |
| 2025 | Victor & Clara C Battin Foundation | FOR UNRESTRICTED USE | $25,000 |
| 2025 | Community Foundation for MetroWest Inc | Program Support | $10,000 |
| 2025 | The Hometown Foundation Inc | TO ASSIST IN THE CHARTIABLE PURPOSE OF THE ORGANIZATION. | $7,126 |
| 2025 | Ron and Mary Pott Family Foundation | GENERAL USAGE | $5,000 |
| 2025 | WY Campbell Family Foundation | PROGRAM SUPPORT - ANNUAL GRANT | $5,000 |
| 2025 | JPMorgan Chase Foundation | MATCHING CONTRIBUTION (GENERAL OPERATING SUPPORT) | $2,070 |
| 2025 | The Johnnie and Shirley Johnson | To achieve the goals of the Organization | $1,000 |
| 2025 | The Arthur and Gail Pasquarella | GRANT TO ANOTHER 501(C)(3) ORGANIZATION | $1,000 |
| 2025 | Zeldin Family Foundation | GENERAL OPERATIONS | $500 |
| 2025 | The Robins Family Foundation Inc | ORGANIZATIONAL SUPPORT | $500 |
| 2025 | Lincoln Financial Foundation Inc | Matching gifts | $106 |
| 2025 | Engelsma Family Foundation | GENERAL OPERATIONS | $100 |
| 2024 | Greater Horizons | Health, Medicine & Science | $77,600 |
| 2024 | The Ayco Charitable Foundation | MEDICAL / PUBLIC SERVICES | $27,000 |
| 2024 | Victor & Clara C Battin Foundation | FOR UNRESTRICTED USE | $25,000 |
| 2024 | Charities Aid Foundation America | CHARITABLE DONATION | $22,644 |
| 2024 | National Philanthropic Trust | HEALTH | $20,300 |
| 2024 | Lennar Foundation | TO ADVANCE THE AWARENESS AND TREATMENT OF ANGELMAN SYNDROME THROUGH EDUCATION, RESEARCH, AND SUPPORT FOR INDIVIDUALS AND FAMILIES. | $20,000 |
| 2024 | Vanguard Charitable Endowment Program | FOR RECIPIENT'S EXEMPT PURPOSE | $16,000 |
| 2024 | GS Donor Advised Philanthropy Fund for Wealth Management Inc | MEDICAL / PUBLIC SERVICES | $15,500 |
| 2024 | Maverick Capital Foundation | MEDICAL RESEARCH | $15,000 |
| 2024 | The Melanie Foundation | General & Unrestricted | $15,000 |
| 2024 | Child Neurology Education and Research Foundation | 2024 Quality Improvement Transition of Care Grant - $13000 | $13,000 |
| 2024 | Columbia Family Foundation | ADVANCE AWARENESS OF ANGELMAN SYNDROME | $10,000 |
| 2024 | The US Charitable Gift Trust | FOR RECIPIENT'S EXEMPT PURPOSE | $5,400 |
| 2024 | Enterprise Holdings Foundation | Program Support | $5,000 |
| 2024 | Ron and Mary Pott Family Foundation | GENERAL USAGE | $5,000 |
Showing 30 most recent of 200 recorded grants.
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Frequently Asked Questions
Who funds Angelman Syndrome Foundation Inc?
Angelman Syndrome Foundation Inc is funded by 77 grantmakers, led by Dup 15Q Alliance ($204K), Vanguard Charitable Endowment Program ($163K), Foundation for Prader-Willi Research Inc ($154K). In total, IRS Form 990 filings record $1.7M in grants to Angelman Syndrome Foundation Inc between 2020–2025.
Who is Angelman Syndrome Foundation Inc's largest funder?
Dup 15Q Alliance is the largest recorded funder of Angelman Syndrome Foundation Inc, with $204K across 4 grants (2020–2023).
How much grant funding has Angelman Syndrome Foundation Inc received?
IRS 990 filings record $1.7M in grants to Angelman Syndrome Foundation Inc across 200 grants from 77 funders between 2020–2025. 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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