Troper Wojcicki Foundation
Invitation OnlySan Francisco, California · EIN 20-2777268 · Private foundation
Grants paid (2024)$15.8M
Organizations funded60
Typical grant$200,000
Total assets$339.3M
Half of its grants to organizations were between $50,000 and $400,000.
From the return
How to apply
On its return for tax year 2024 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
45% of grants went outside California.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Memorial Sloan-Kettering Cancer Center | New York, NY | A first-in-human clinical trial of engineered tumor infiltrating lymphocytes with membrane bound il15 plus acetazolamide in metastatic nsclc | $1,000,000 |
| Rainforest Trust | Warrenton, VA | General operating support | $1,000,000 |
| Room to Read | San Francisco, CA | General operating support | $1,000,000 |
| International Rescue Committee Inc | San Jose, CA | General operating support | $750,000 |
| Partners in Health | Boston, MA | General operating support | $750,000 |
| Dana-Farber Cancer Institute Inc | Boston, MA | Ampvax: a disruptive personal cancer vaccine | $606,667 |
| California Academy of Sciences | San Francisco, CA | General support ($470k/year) and science trustees table at the annual gala ($30k/year) | $500,000 |
| Earthjustice | San Francisco, CA | General operating support | $500,000 |
| Environmental Defense Fund Incorporated | New York, NY | General operating support | $500,000 |
| Hamilton Families | San Francisco, CA | General operating support | $500,000 |
| LA Jolla Institute for Immunology | LA Jolla, CA | To support efficient isolation and validation of neoag-specific tcrs from primary pbmc | $500,000 |
| Natural Resources Defense Council Inc | New York, NY | General operating support | $500,000 |
| President and Fellows of Harvard College | Cambridge, MA | Climate and sustainability seed grant program | $500,000 |
| The Regents of the University of California San Francisco | San Francisco, CA | Clinical tumor tme acquired resistance | $460,000 |
| Dana-Farber Cancer Institute Inc | Boston, MA | Improving treatment of erbb2 lung cancers (identifying synergistic combination via crispr screen) | $414,000 |
| American Friends of the Ocean Cleanup Foundation | New York, NY | General operating support | $400,000 |
| UC Berkeley Foundation | Berkeley, CA | Marco troper scholarship | $400,000 |
| Medecins Sans Frontiers USA Inc | New York, NY | General operating support | $333,333 |
| Happy Lungs Project | Austin, TX | General operational support | $306,667 |
| The University of Texas Md Anderson Cancer Center | Houston, TX | To support the investigation of secondary her2 mutations and their impact on her2 tki sensitivity under the stewardship of the chair of… | $300,816 |
| Board of Trustees of the Leland Stanford Junior University | Stanford, CA | Support the troper-wojcicki for til cell therapy research fund in the school of medicine | $300,000 |
| Boys & Girls Clubs of the Peninsula | Menlo Park, CA | General operating support | $250,000 |
| Friends of the Osa | Washington, DC | General operating support | $250,000 |
| The Malala Fund | Philadelphia, PA | General operating support | $250,000 |
| The Nature Conservancy | Sacramento, CA | General operating support | $250,000 |
| Population Services International | Washington, DC | Reproductive health & lifeskills programs (maverick portfolio) | $250,000 |
| Second Harvest of Silicon Valley | San Jose, CA | General operating support | $250,000 |
| Water Org Inc | Kansas City, MO | General operating support | $250,000 |
| Vanderbilt University | Nashville, TN | Circulating tumor cell derived organoids for nsclc | $228,000 |
| The Regents of the University of California San Francisco | San Francisco, CA | Antibody directed release of targeted therapies for overcoming on-target toxicity in her2-mutant nsclc | $220,243 |
| Israaid US Inc | Palo Alto, CA | General operating support | $200,000 |
| Planned Parenthood Federation of America Inc | New York, NY | General operating support | $200,000 |
| Save the Redwoods League | San Francisco, CA | General operating support | $200,000 |
| Sempervirens Fund | Los Altos, CA | General operating support | $200,000 |
| Iogenetics | Madison, WI | In vitro mass spectrometry analysis of peptide cleavage | $166,230 |
| Amigos of Costa Rica Inc | West Chester, PA | General operating support | $150,000 |
| Anti-Defamation League | New York, NY | General operating support | $100,000 |
| Camfed USA Foundation | San Francisco, CA | General operating support | $100,000 |
| Codeorg | Seattle, WA | General operating support | $100,000 |
| International Association for the Study of Lung Cancer | Denver, CO | Young investigators grant program | $100,000 |
| Lifemoves | Santa Clara, CA | General operating support | $100,000 |
| University of Cambridge | Cambridge, UK | For the charitable activities of the lung cancer workshop being organized by the early cancer institute | $75,000 |
| Growing Together Bay Area Inc | Pinole, CA | Farms to communities program | $50,000 |
| Heifer Project International | Little Rock, AR | General operating support | $50,000 |
| Teensmart International | Morrisville, NC | General operating support | $50,000 |
| UC Berkeley Foundation | Berkeley, CA | General operating support of grizzlycorps | $50,000 |
| Bay Area Friendship Circle | Palo Alto, CA | General operating support | $30,000 |
| The Center for Jewish Life Inc | Stanford, CA | General operating support | $30,000 |
| Forever Family Foundation | Oceanside, NY | General operating support | $25,000 |
| Grassroots Ecology | Palo Alto, CA | General operating support | $25,000 |
| Tawonga Jewish Community Corporation | San Francisco, CA | General operating support | $25,000 |
| Innoceana | Kentfield, CA | General operating support | $20,000 |
| UCLA Foundation | Los Angeles, CA | $10,000 for the boa fund and $10,000 for the john wooden leadership fellows program | $20,000 |
| Beyond Fistula | Los Altos, CA | General operating support | $15,000 |
| Bay Area Friendship Circle | Palo Alto, CA | Dry rot repair | $10,000 |
| Resource Area for Teaching | San Jose, CA | General operating support | $10,000 |
| Los Altos Mountain View Community Foundation | Los Altos, CA | In support of marco's mission | $3,500 |
| Amigos of Costa Rica Inc | West Chester, PA | In support of centro israelita sionista | $3,000 |
| Insight Meditation Center of the Mid-Peninsula | Redwood City, CA | General operating support | $1,000 |
| The Tech Interactive | San Jose, CA | General operating support | $1,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $15,829,456 | 60 |
| 2023 | $17,595,579 | 49 |
Sources
- IRS Form 990-PF, tax year 2024, filed Nov 13, 2025 - IRS e-file batch, object ID 202513179349101476
- IRS Tax Exempt Organization Search for EIN 20-2777268
- Profile updated Nov 5, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.