The G Harold & Leila Y Mathers
Rye Brook, New York · EIN 237441901 · Private foundation
Based in Rye Brook, New York, The G Harold & Leila Y Mathers has awarded $83.9M across 429 grants in our index of public IRS filings, with giving recorded as recently as 2024. Its largest grant on record went to Rockefeller University. This public overview covers its focus areas, selected grant examples, and application guidance.
What The G Harold & Leila Y Mathers funds
The G Harold & Leila Y Mathers's giving carries a documented focus on health care, higher education.
Populations it has supported include children.
Selected grant examples
Up to three historical grant examples from public IRS filings are shown below, ordered by amount. This sample is not a complete funding history.
| Recipient | Location | Grant | Year |
|---|---|---|---|
| Rockefeller University RESEARCH PROJECT | New York, NY | $813K | 2023 |
| University of Pennsylvania EVOLUTION OF PROTEIN DYNAMICS | Philadelphia, PA | $770K | 2017 |
| Vanderbilt University Medical Center RESEARCH PROJECT | Nashville, TN | $759K | 2023 |
How to apply for funding from The G Harold & Leila Y Mathers
From The G Harold & Leila Y Mathers's IRS Form 990-PF, on how it handles applications:
Verify the current process on the foundation's own materials before sending anything. You can review the foundation directly at mathersfoundation.org.
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Frequently asked questions about The G Harold & Leila Y Mathers
- Does The G Harold & Leila Y Mathers accept grant applications?
- Yes — The G Harold & Leila Y Mathers's IRS filing describes an application process. Confirm the current details directly with the foundation before applying.
- What does The G Harold & Leila Y Mathers fund?
- The G Harold & Leila Y Mathers's grants focus on health care. Example recipients include Rockefeller University, University of Pennsylvania, Vanderbilt University Medical Center. Up to three historical grant examples appear above. Full indexed grant histories require All access at $19/month.
- How much does The G Harold & Leila Y Mathers give in grants?
- The G Harold & Leila Y Mathers reported $13.1M in grants in an indexed IRS filing (FY2020). Across all years in our data it has awarded $83.9M over 429 grants.
- Where is The G Harold & Leila Y Mathers located?
- The G Harold & Leila Y Mathers is based in Rye Brook, New York. Its IRS employer identification number (EIN) is 237441901.
- How can I find foundations similar to The G Harold & Leila Y Mathers?
- Compare priorities, past recipients, and grant sizes with your program. Bespoke Grants includes one free successful search per account, for life, with up to three sourced matches. No card. Further searches and full research cost $19/month.
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