THE G HAROLD & LEILA Y MATHERS

Supporting OrganizationIRS data 2022–2024

RYE BROOK, NYEIN 237441901 Website

Annual Giving

$17.3M+5% YoY

Grants

103

Median Grant

$225K

Organizations Funded

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Foundation Overview

Mission

The mission of The G. Harold and Leila Y. Mathers Foundation is to advance knowledge in the life sciences by sponsoring scientific research that will benefit mankind.

Focus Areas

biomedical researchmedical researchcancer researchpediatric researchdiabetes researchbasic biological sciencesacademic researchclinical research

Grant Types

research project grantsgeneral operating support

Funded Initiatives

Cellular aging research projects, growth factor signal transduction studies, ErbB receptor family interaction research.

How to Apply

Registration required in portal. Institutional nomination required before submitting LOI. Up to three applications per grant cycle. Maximum amount of $700,000 over three years.

Does Not Fund

Does not support research in human subjects, clinical trials, or drug discovery. Does not fund lab equipment.

Based on publicly available information from the foundation's 990 filings and website.

Giving History

2024+5%

$17.3M

Grants

103

Median

$225K

States

2023-4%

$16.5M

Grants

Median

$209K

States

2022

$17.1M

Grants

Median

$227K

States

Grant Size Distribution

$225K

Typical Grant (Median)

$1K

Smallest

$31K

25th Pctile

$241K

75th Pctile

$277K

Largest

Excludes grants ≤ $5K. Half fall between $31K and $241K.

Largest Recent Grants

$277K

2024

ROCKEFELLER UNIVERSITY

NY · RESEARCH PROJECT

$270K

2024

MASSACHUSETTS INSTITUTE OF TECHNOLOGY

MA · RESEARCH PROJECT

$269K

2024

YALE UNIVERSITY

CT · RESEARCH PROJECT

$264K

2024

CALIFORNIA INSTITUTE OF TECHNOLOGY

CA · RESEARCH PROJECT

$259K

2024

LELAND STANFORD JUNIOR UNIVERSITY

CA · RESEARCH PROJECT

Geographic Focus

$6.4M34 grants

$3.4M22 grants

$3.0M17 grants

$1.2M5 grants

$795K5 grants

Top states by total grant dollars. Based on IRS filing data.

Financial Overview

YearTotal AssetsGrants Paid

2024

$107.9M

$17.3M(16.0%)

2023

$99.9M

$16.5M(16.5%)

2022

$96.4M

$17.1M(17.8%)

Grants paid shown as percentage of total assets

Network Intelligence

Funding follows networks, not keywords

SciRise maps 4.8M+ grants across 16,000+ foundations to identify which ones are most likely to fund organizations like yours — based on who they already fund, not just what they say they fund.

Data sourced from IRS 990 and 990-PF filings and publicly available foundation websites. Grant data, financial figures, and organizational details reflect historical filings and may not represent current operations or funding priorities. Verify directly with the foundation before applying. See an issue? Let us know.