The Karl R Pfleger Foundation concentrates its philanthropy on longevity and aging science, funding both basic research institutions and organizations that promote translational biotech and public advocacy for lifespan extension. Grants are targeted and mission-specific rather than broad-based, supporting a small number of specialist organizations working on research, technology development, and outreach in the longevity field.
Highly concentrated: few, purposeful grants with one very large unrestricted gift to a flagship research institute and smaller directed gifts to advocacy and technology-focused groups. Emphasis on repeat/continued investment in the longevity ecosystem rather than broad geographic or sectoral diversification.
$231K
$8.3M
$2.9M
$269K
Most grants fall between $23K and $113K, with a median of $25K.
25th Percentile
$23K
Median
$25K
75th Percentile
$113K
About 13% of grants go to recipients in CA.
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Notable grantees: Buck Institute for Research on Aging, The Foresight Institute, Lifespan Extension Advocacy Foundation Inc
2026
Source: IRS Form 990-PF, fiscal year 2026.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| RAYMOND A WOOD FOUNDATION INC | OCEAN CITY, MD | $125,000 | 2026 | Sodium meter project |
| BUCK INSTITUTE FOR RESEARCH ON AGING | NOVATO, CA | $50,000 | 2026 | General & Unrestricted |
| VITALISM CHARITABLE FOUNDATION | CLAYMONT, DE | $30,000 | 2026 | General & Unrestricted |
| LIFESPAN RESEARCH INSTITUTION | MOUNTAIN VIEW, CA | $25,000 | 2026 | General & Unrestricted |
| BUCK INSTITUTE FOR RESEARCH ON AGING | NOVATO, CA | $525 | 2026 | Charitable Event |
| RAYMOND A WOOD FOUNDATION INC | OCEAN CITY, MD | $125,000 | 2025 | Sodium meter project |
| LIFESPAN EXTENSION ADVOCACY FOUNDATION INC | SEAFORD, NY | $21,000 | 2025 | Alliance for Longevity Initiatives (A4LI) |
| THE FORESIGHT INSTITUTE | SAN FRANCISCO, CA | $25,000 | 2024 | funds for longevity biotech / health extension focus area |
| LIFESPAN EXTENSION ADVOCACY FOUNDATION INC | SEAFORD, NY | $21,000 | 2024 | Alliance For Longevity Initiatives |
| BUCK INSTITUTE FOR RESEARCH ON AGING | NOVATO, CA | $200,000 | 2023 | General & Unrestricted |
RAYMOND A WOOD FOUNDATION INC
$125,000Sodium meter project
VITALISM CHARITABLE FOUNDATION
$30,000General & Unrestricted
LIFESPAN RESEARCH INSTITUTION
$25,000General & Unrestricted
RAYMOND A WOOD FOUNDATION INC
Sodium meter project
Alliance for Longevity Initiatives (A4LI)
funds for longevity biotech / health extension focus area