Grants paid by Jeff and Marieke Rothschild Foundation
EIN 83-4574297 · Palo Alto, CA · Form 990-PF, Part XV · NTEE T20
Jeff and Marieke Rothschild Foundation of Palo Alto, CA (EIN 83-4574297) reported 47 grants paid totaling $73,996,511 to 27 recipients in tax years 2020–2024, on Form 990-PF, Part XV. It also reported $73,300,000 approved for future payment, which is listed separately and not included in the total. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$73,996,511
47 grants
Recipients
27
distinct organizations
Tax years
2020–2024
4 filings in the corpus
Approved for future payment
$73,300,000
13 commitments · not included in grants paid
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 2 | $240,000 | — |
| 2022 | 8 | $14,786,111 | $22,000,000 |
| 2023 | 19 | $29,857,400 | $10,000,000 |
| 2024 | 18 | $29,113,000 | $41,300,000 |
Top recipients
The 27 recipients receiving the most from Jeff and Marieke Rothschild Foundation, by grants paid, out of 27 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Second Harvest of Silicon Valley 94-2614101 | B | San Jose, CA | 3 | $18,100,000 | 2024 |
| University of California San Francisco Foundation 94-2829914 | B | San Francisco, CA | 3 | $10,150,000 | 2024 |
| Land Trust of Santa Cruz County 94-2431856 | B | Santa Cruz, CA | 2 | $9,114,245 | 2024 |
| President & Trustees of Colby College 01-0211497 | B | Waterville, ME | 1 | $5,000,000 | 2024 |
| San Francisco Opera Association 94-0836240 | B | San Francisco, CA | 1 | $5,000,000 | 2023 |
| Vanderbilt University | U | Nashville, TN | 1 | $5,000,000 | 2023 |
| National Philanthropic Trust 23-7825575 | C | Jenkintown, PA | 2 | $4,000,000 | 2024 |
| Rainbow World Fund 94-3372560 | B | San Francisco, CA | 2 | $2,500,000 | 2024 |
| Rewild 26-2887967 | B | Austin, TX | 1 | $2,500,000 | 2024 |
| Food for Education Foundation Inc | U | New York, NY | 1 | $1,600,000 | 2024 |
| Kenyan Kids Foundation | U | Louisville, KY | 9 | $1,486,866 | 2024 |
| Human Rights Watch Inc 13-2875808 | B | New York, NY | 3 | $1,400,000 | 2024 |
| Avina Americas Inc 26-3525897 | B | Washington, DC | 1 | $1,000,000 | 2024 |
| New Venture Fund 20-5806345 | B | Washington, DC | 1 | $1,000,000 | 2023 |
| Clean Slate Initiative Inc 92-3898284 | C | Orlando, FL | 1 | $1,000,000 | 2024 |
| Life Lab Science Program 94-2778848 | B | Santa Cruz, CA | 1 | $1,000,000 | 2023 |
| Every Cure Inc | U | New York, NY | 1 | $1,000,000 | 2024 |
| Santa Cruz Mountains Trail Stewardship 77-0457425 | C | Santa Cruz, CA | 2 | $500,000 | 2023 |
| Great Barrier Reef Foundation USA Inc 83-3342642 | B | Washington, DC | 1 | $500,000 | 2024 |
| Np2 84-2395974 | C | Greenbrae, CA | 2 | $450,000 | 2024 |
| Fiat Lux Foundation 27-0890748 | B | Palo Alto, CA | 2 | $325,000 | 2023 |
| The Wild Foundation 23-7389749 | B | Boulder, CO | 1 | $325,000 | 2022 |
| Lifespan Extension Advocacy Foundation Inc 46-5328762 | B | Seaford, NY | 1 | $263,000 | 2024 |
| Montefiore Medical Center 13-1740114 | B | Bronx, NY | 1 | $250,000 | 2023 |
| Nextgen Climate America Inc 46-2525580 | C | Sacramento, CA | 1 | $250,000 | 2023 |
| The Americas Hepato-Pancreato-Biliary Foundation Inc 27-4355142 | B | Prairie Village, KS | 1 | $182,400 | 2023 |
| Inkomoko 46-0743201 | B | Clinton, WA | 1 | $100,000 | 2024 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 60 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | The Board of Trustees of the Leland Stanford Junior University Redwood City, CA | C | $12,000,000 | approved, future | CANCER CELL THERAPY RESEARCH | 202513189349105241 |
| 2024 | President & Trustees of Colby College Waterville, ME | B | $10,000,000 | approved, future | RESIDENCE HALL/RESIDENCE LIFE | 202513189349105241 |
| 2024 | San Francisco Opera Association San Francisco, CA | B | $7,000,000 | approved, future | GENERAL SUPPORT | 202513189349105241 |
| 2024 | Second Harvest of Silicon Valley San Jose, CA | B | $5,500,000 | paid | CAPITAL CAMPAIGN/OPERATING SUPPORT | 202513189349105241 |
| 2024 | University of California San Francisco Foundation San Francisco, CA | B | $5,000,000 | paid | PARNASSUS CAMPUS AND OPERATIONS | 202513189349105241 |
| 2024 | President & Trustees of Colby College Waterville, ME | B | $5,000,000 | paid | RESIDENCE HALL/RESIDENCE LIFE | 202513189349105241 |
| 2024 | Every Cure Inc New York, NY | U | $4,000,000 | approved, future | AI PLATFORM FOR DRUG REPURPOSING | 202513189349105241 |
| 2024 | Rewild Austin, TX | B | $2,500,000 | paid | GUAFO ISLAND PROJECT | 202513189349105241 |
| 2024 | Food for Education Foundation Inc New York, NY | U | $2,400,000 | approved, future | SCHOOL FEEDING PROGRAMS IN AFRICA | 202513189349105241 |
| 2024 | National Philanthropic Trust Jenkintown, PA | C | $2,000,000 | paid | ICONIQ IMPACT OCEAN CO-LAB | 202513189349105241 |
| 2024 | Avina Americas Inc Washington, DC | B | $2,000,000 | approved, future | MAPBIOMAS WORK ON CLIMATE | 202513189349105241 |
| 2024 | Land Trust of Santa Cruz County Santa Cruz, CA | B | $2,000,000 | approved, future | GENERAL SUPPORT | 202513189349105241 |
| 2024 | Food for Education Foundation Inc New York, NY | U | $1,600,000 | paid | SCHOOL FEEDING PROGRAMS IN AFRICA | 202513189349105241 |
| 2024 | Great Barrier Reef Foundation USA Inc Washington, DC | B | $1,500,000 | approved, future | SOLUTIONS FOR PROTECTING CORAL REEFS | 202513189349105241 |
| 2024 | Every Cure Inc New York, NY | U | $1,000,000 | paid | AI PLATFORM FOR DRUG REPURPOSING | 202513189349105241 |
| 2024 | Land Trust of Santa Cruz County Santa Cruz, CA | B | $1,000,000 | paid | GENERAL SUPPORT | 202513189349105241 |
| 2024 | Clean Slate Initiative Inc Orlando, FL | C | $1,000,000 | paid | AUDACIOUS PROJECT | 202513189349105241 |
| 2024 | Avina Americas Inc Washington, DC | B | $1,000,000 | paid | MAPBIOMAS WORK ON CLIMATE | 202513189349105241 |
| 2024 | Human Rights Watch Inc New York, NY | B | $1,000,000 | paid | GENERAL SUPPORT | 202513189349105241 |
| 2024 | Rainbow World Fund San Francisco, CA | B | $1,000,000 | paid | GENERAL SUPPORT | 202513189349105241 |
| 2024 | Great Barrier Reef Foundation USA Inc Washington, DC | B | $500,000 | paid | SOLUTIONS FOR PROTECTING CORAL REEFS | 202513189349105241 |
| 2024 | Inkomoko Clinton, WA | B | $400,000 | approved, future | IMPROVE LIVES IN ETHIOPIA, KENYA AND SOUTH SUDAN | 202513189349105241 |
| 2024 | Lifespan Extension Advocacy Foundation Inc Seaford, NY | B | $263,000 | paid | RAPAMYCIN AND EXERCISE PERFORMANCE FOR LONGEVITY RESEARCH PROJECT | 202513189349105241 |
| 2024 | Np2 Greenbrae, CA | C | $250,000 | paid | GENERAL SUPPORT | 202513189349105241 |
| 2024 | Kenyan Kids Foundation Louisville, KY | U | $250,000 | paid | CO-OPERATIVE DAIRY DEVELOPMENT PROJECT | 202513189349105241 |
| 2024 | Kenyan Kids Foundation Louisville, KY | U | $150,000 | paid | TRANSCEND RUNNING ACADEMY | 202513189349105241 |
| 2024 | Inkomoko Clinton, WA | B | $100,000 | paid | IMPROVE LIVES IN ETHIOPIA, KENYA AND SOUTH SUDAN | 202513189349105241 |
| 2023 | Second Harvest of Silicon Valley San Jose, CA | B | $7,100,000 | paid | CAPITAL CAMPAIGN/OPERATING SUPPORT | 202423209349103472 |
| 2023 | San Francisco Opera Association San Francisco, CA | B | $5,000,000 | paid | GENERAL SUPPORT | 202423209349103472 |
| 2023 | University of California San Francisco Foundation San Francisco, CA | B | $5,000,000 | paid | PARNASSUS CAMPUS AND OPERATIONS | 202423209349103472 |
| 2023 | University of California San Francisco Foundation San Francisco, CA | B | $5,000,000 | approved, future | PARNASSUS CAMPUS AND OPERATIONS | 202423209349103472 |
| 2023 | Vanderbilt University Nashville, TN | U | $5,000,000 | paid | GENERAL SUPPORT | 202423209349103472 |
| 2023 | National Philanthropic Trust Jenkintown, PA | C | $3,000,000 | approved, future | ICONIQ IMPACT OCEAN CO-LAB | 202423209349103472 |
| 2023 | Clean Slate Initiative Inc Orlando, FL | C | $2,000,000 | approved, future | AUDACIOUS PROJECT | 202423209349103472 |
| 2023 | National Philanthropic Trust Jenkintown, PA | C | $2,000,000 | paid | ICONIQ IMPACT OCEAN CO-LAB | 202423209349103472 |
| 2023 | Rainbow World Fund San Francisco, CA | B | $1,500,000 | paid | AMERICANS FOR AFGHANS CAMPAIGN | 202423209349103472 |
| 2023 | Life Lab Science Program Santa Cruz, CA | B | $1,000,000 | paid | GIANT STEPS: GROWING MORE SCIENTISTS & ENVIRONMENTAL STEWARDS CAMPAIGN | 202423209349103472 |
| 2023 | New Venture Fund Washington, DC | B | $1,000,000 | paid | CLEAN SLATE INITIATIVE | 202423209349103472 |
| 2023 | Human Rights Watch Inc New York, NY | B | $300,000 | paid | GENERAL SUPPORT & LIFE WITHOUT PAROLE PROJECT | 202423209349103472 |
| 2023 | Kenyan Kids Foundation Louisville, KY | U | $285,000 | paid | TRANSCEND RUNNING ACADEMY | 202423209349103472 |
| 2023 | Montefiore Medical Center Bronx, NY | B | $250,000 | paid | ALZHEIMER'S DISEASE RESEARCH | 202423209349103472 |
| 2023 | Nextgen Climate America Inc Sacramento, CA | C | $250,000 | paid | CIVIC SPACE FOUNDATION PROJECT | 202423209349103472 |
| 2023 | Santa Cruz Mountains Trail Stewardship Santa Cruz, CA | C | $250,000 | paid | GENERAL SUPPORT | 202423209349103472 |
| 2023 | Np2 Greenbrae, CA | C | $200,000 | paid | GENERAL SUPPORT | 202423209349103472 |
| 2023 | Fiat Lux Foundation Palo Alto, CA | B | $200,000 | paid | GENERAL SUPPORT | 202423209349103472 |
| 2023 | The Americas Hepato-Pancreato-Biliary Foundation Inc Prairie Village, KS | B | $182,400 | paid | LATIN AMERICAN HPB SURGERY FELLOWSHIP | 202423209349103472 |
| 2023 | University of California San Francisco Foundation San Francisco, CA | B | $150,000 | paid | CHANCELLOR'S CIRCLE | 202423209349103472 |
| 2023 | Human Rights Watch Inc New York, NY | B | $100,000 | paid | VOICES FOR JUSTICE SILICON VALLEY CELEBRATION | 202423209349103472 |
| 2023 | Kenyan Kids Foundation Louisville, KY | U | $90,000 | paid | CO-OPERATIVE DAIRY DEVELOPMENT PROJECT | 202423209349103472 |
| 2022 | Second Harvest of Silicon Valley San Jose, CA | B | $22,000,000 | approved, future | CAPITAL CAMPAIGN/OPERATING SUPPORT | 202333199349101343 |
| 2022 | Land Trust of Santa Cruz County Santa Cruz, CA | B | $8,114,245 | paid | NATURE CONSERVATION | 202333199349101343 |
| 2022 | Second Harvest of Silicon Valley San Jose, CA | B | $5,500,000 | paid | CAPITAL CAMPAIGN/OPERATING SUPPORT | 202333199349101343 |
| 2022 | The Wild Foundation Boulder, CO | B | $325,000 | paid | BAY OF LIFE PROJECT | 202333199349101343 |
| 2022 | Santa Cruz Mountains Trail Stewardship Santa Cruz, CA | C | $250,000 | paid | COTONI-COAST DAIRIES PROJECT | 202333199349101343 |
| 2022 | Kenyan Kids Foundation Louisville, KY | U | $200,000 | paid | SCHOOL FEEDING PROGRAM | 202333199349101343 |
| 2022 | Kenyan Kids Foundation Louisville, KY | U | $196,866 | paid | EFFICIENT AND SUSTAINABLE MILK PROCESSING | 202333199349101343 |
| 2022 | Fiat Lux Foundation Palo Alto, CA | B | $125,000 | paid | KENYA CHERANGANY HILLS EYE HOSPITAL | 202333199349101343 |
| 2022 | Kenyan Kids Foundation Louisville, KY | U | $75,000 | paid | TRANSCEND RUNNING ACADEMY | 202333199349101343 |
| 2020 | Kenyan Kids Foundation Louisville, KY | U | $200,000 | paid | TRANS NZOIA SCHOOL FEEDING PROGRAM | 202113059349101561 |
| 2020 | Kenyan Kids Foundation Louisville, KY | U | $40,000 | paid | DAIRY PROJECT | 202113059349101561 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202513189349105241 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202423209349103472 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202333199349101343 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202113059349101561 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/834574297.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.