funder-graph › Recipients
Who funds Castilleja School Foundation
EIN 94-0373222 · Palo Alto, CA · NTEE B250
Castilleja School Foundation of Palo Alto, CA (EIN 94-0373222) was named as a grant recipient by 60 funders in 221 grants paid totaling $44,613,133 in tax years 2018–2025, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.
Grants received
$44,613,133
221 grants paid
Funders
60
distinct grantmakers
Tax years
2018–2025
as reported by funders
Approved for future payment
$500,000
not included in grants received
Funders
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.
Grants
The 222 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $6,223,447 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | Donor Advised Charitable Giving Inc | Castilleja School Foundation Palo Alto, CA | A | $5,878,685 | paid | EDUCATION | 202611199349300601 |
| 2025 | Pichai Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $2,000,000 | paid | GENERAL OPERATING SUPPORT | 202610929349100101 |
| 2025 | American Online Giving Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $301,249 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | American Online Giving Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $301,249 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2025 | National Philanthropic Trust | Castilleja School Foundation Palo Alto, CA | A | $96,500 | paid | HUMAN SERVICES | 202601289349302480 |
| 2025 | Vanguard Charitable Endowment Program | Castilleja School Foundation Palo Alto, CA | A | $94,500 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202621329349306657 |
| 2025 | Goldberg Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $85,000 | paid | TO EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS | 202611319349102611 |
| 2025 | The Goldman Sachs Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $50,000 | paid | SCHOLARSHIPS & FINANCIAL AID | 202611249349302616 |
| 2025 | The Chan Family Foundation | Castelleja School Foundation Palo Alto, CA | C | $50,000 | paid | CHARITABLE | 202621359349103667 |
| 2025 | The Ayco Charitable Foundation | Castilleja School Foundation Palo Alto, CA | A | $27,700 | paid | SPECIAL EDUCATION FUNDING | 202621349349304192 |
| 2025 | The George & Wilma Leonard Charitable Foundation | Castilleja School Foundation Palo Alto, CA | B | $25,000 | paid | ELEEMOSYNARY | 202512179349101031 |
| 2025 | Marin Community Foundation | Castilleja School Foundation Palo Alto, CA | A | $20,000 | paid | PROVIDE ANNUAL FUND SUPPORT | 202621299349300222 |
| 2025 | The Chan Family Foundation | Castelleja School Foundation Palo Alto, CA | C | $15,000 | paid | CHARITABLE | 202621359349103667 |
| 2025 | Floyd Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $12,750 | paid | ANNUAL FUND | 202631339349104298 |
| 2025 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $10,500 | paid | Encourage girls education. | 202610719349100506 |
| 2025 | The Chan Family Foundation | Castelleja School Foundation Palo Alto, CA | C | $10,000 | paid | CHARITABLE | 202621359349103667 |
| 2025 | Marilyn Senn Moll Charitable Trust | Castilleja School Foundation Palo Alto, CA | B | $10,000 | paid | GENERAL OPERATING | 202641329349101219 |
| 2025 | Cosmos and Evelyne Nicolaou Foundation | Castilleja School Foundation Palo Alto, CA | B | $10,000 | paid | View360 Scholarship Fund | 202641219349100809 |
| 2025 | Ping & Li Foundation | Castilleja School Palo Alto, CA | C | $6,500 | paid | Educational program support | 202600449349100340 |
| 2025 | For Inspiration and Recognition of Science and Technology (first) | Castilleja School Foundation Palo Alto, CA | A | $2,750 + $24,121 non-cash | paid | Program Support | 202513169349306166 |
| 2025 | The Emmett R Quady Foundation | Castilleja School Foundation Palo Alto, CA | B | $2,500 | paid | EDUCATION | 202611269349100116 |
| 2025 | Saw Island Foundation Inc | Castilleja School Palo Alto, CA | C | $2,500 | paid | TO PROVIDE EDUCATIONAL FINANCIAL AID | 202630759349100528 |
| 2025 | The Torosian Foundation | Castillaja School Palo Alto, CA | D | $250 | paid | Education | 202601339349102800 |
| 2024 | Gs Donor Advised Philanthropy Fund for Wealth Management Inc | Castilleja School Foundation Palo Alto, CA | A | $1,469,250 | paid | EDUCATION | 202503109349303645 |
| 2024 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $1,077,550 | paid | For grant recipient's exempt purposes | 202521349349310887 |
| 2024 | Donor Advised Charitable Giving Inc | Castilleja School Foundation Palo Alto, CA | A | $900,998 | paid | EDUCATION | 202541069349300729 |
| 2024 | Goldberg Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $513,246 | paid | TO EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS | 202501359349104975 |
| 2024 | American Online Giving Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $274,686 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | Silicon Valley Community Foundation | Castilleja School Foundation Palo Alto, CA | A | $170,000 | paid | Education | 202543149349305759 |
| 2024 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Foundation Palo Alto, CA | A | $154,500 | paid | UNRESTRICTED GENERAL SUPPORT | 202503239349300435 |
| 2024 | Vanguard Charitable Endowment Program | Castilleja School Foundation Palo Alto, CA | A | $132,000 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202511349349313096 |
| 2024 | National Philanthropic Trust | Castilleja School Foundation Palo Alto, CA | A | $88,000 | paid | EDUCATION | 202511339349301311 |
| 2024 | Cdvsj Foundation | Castilleja School Palo Alto, CA | C | $73,500 | paid | TO HELP PROVIDE THE HIGHEST LEVEL OF ACADEMIC EXCELLENCE TO THE STUDENTS. | 202542759349100734 |
| 2024 | Daffy Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $64,500 | paid | GENERAL SUPPORT OF MISSION | 202513209349301201 |
| 2024 | Hui Foundation | Castilleja School Foundation Palo Alto, CA | B | $50,000 | paid | FOR SCHOLARSHIP | 202543209349100769 |
| 2024 | The Goldman Sachs Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $50,000 | paid | SCHOLARSHIPS & FINANCIAL AID | 202511119349301416 |
| 2024 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Palo Alto, CA | A | $50,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202503239349300435 |
| 2024 | American Endowment Foundation | Castilleja School Foundation Palo Alto, CA | A | $35,000 | paid | EDUCATIONAL | 202513219349310376 |
| 2024 | The Chan Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $25,000 | paid | CHARITABLE | 202520859349100217 |
| 2024 | The Chicago Community Trust | Castilleja School Foundation Palo Alto, CA | A | $25,000 | paid | General support for programs, operations and other charitable purposes | 202512119349301861 |
| 2024 | The George & Wilma Leonard Charitable Foundation | Castilleja School Foundation Palo Alto, CA | B | $15,000 | paid | ELEEMOSYNARY | 202432059349100808 |
| 2024 | Floyd Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $12,750 | paid | ANNUAL FUND | 202521359349102872 |
| 2024 | The Ayco Charitable Foundation | Castilleja School Foundation Palo Alto, CA | A | $10,500 | paid | EDUCATION | 202543109349303959 |
| 2024 | Givinga Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $10,000 | paid | PROGRAM SUPPORT | 202522379349301497 |
| 2024 | Community Foundation of Northern Nevada | Castilleja School Foundation Palo Alto, CA | A | $10,000 | paid | Miller Conference Room in memory of Cindy Swanson Miller | 202503219349305970 |
| 2024 | Randall a Wolf Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $10,000 | paid | DONATION TO HELP PREPARE GIRLS TO BE CONFIDENT THINKERS AND COMPASSIONATELEADERS THROUGH AN INNOVATIVE AND INTERDISCIPLINARY CURRICULUM. | 202543219349104784 |
| 2024 | Agnich Family Foundation | Castilleja School Palo Alto, CA | C | $10,000 | paid | GENERAL SUPPORT | 202512209349100501 |
| 2024 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $8,000 | paid | Encourage girls education. | 202500509349100600 |
| 2024 | Mcdorobush Family Foundation | Castilleja School Palo Alto, CA | C | $5,000 | paid | Charitable | 202520929349100117 |
| 2024 | Ping & Li Foundation | Castilleja School Palo Alto, CA | C | $5,000 | paid | Support Education | 202403249349100525 |
| 2024 | Wemagic Foundation | Castilleja School Foundation Palo Alto, CA | B | $3,500 | paid | Donation to Castilleja View360 activity | 202511329349101371 |
| 2024 | Saw Island Foundation Inc | Castilleja School Palo Alto, CA | C | $2,500 | paid | TO PROVIDE EDUCATIONAL FINANCIAL AID | 202530709349100108 |
| 2024 | The Sobrato Family Foundation | Castilleja School Palo Alto, CA | C | $1,000 | paid | EMPLOYEE MATCHING GIFT | 202523219349105832 |
| 2024 | For Inspiration and Recognition of Science and Technology (first) | Castilleja School Foundation Palo Alto, CA | A | $0 + $36,000 non-cash | paid | Program Support | 202433319349300818 |
| 2023 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $1,649,300 | paid | For grant recipient's exempt purposes | 202441369349301334 |
| 2023 | Pichai Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $1,000,000 | paid | GENERAL OPERATING SUPPORT | 202421279349102027 |
| 2023 | Schwab Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $930,400 | paid | EDUCATION | 202411039349301716 |
| 2023 | Silicon Valley Community Foundation | Castilleja School Foundation Palo Alto, CA | A | $845,800 | paid | Education | 202413129349304911 |
| 2023 | Gs Donor Advised Philanthropy Fund for Wealth Management Inc | Castilleja School Foundation Palo Alto, CA | A | $805,000 | paid | EDUCATION | 202413109349303336 |
| 2023 | The Sobrato Family Foundation | Castilleja School Palo Alto, CA | C | $500,000 | paid | TO SUPPORT THE OPEN THEIR WORLD CAPITAL CAMPAIGN | 202423209349104207 |
| 2023 | Goldberg Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $460,000 | paid | TO EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS | 202313139349101201 |
| 2023 | Vanguard Charitable Endowment Program | Castilleja School Foundation Palo Alto, CA | A | $376,536 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202441359349309439 |
| 2023 | American Online Giving Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $250,610 | paid | GENERAL SUPPORT | 202410469349300741 |
| 2023 | Chambers Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $250,000 | paid | GENERAL CHARITABLE PURPOSE | 202412969349100426 |
| 2023 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Foundation Palo Alto, CA | A | $207,500 | paid | UNRESTRICTED GENERAL SUPPORT | 202403209349313980 |
| 2023 | National Philanthropic Trust | Castilleja School Foundation Palo Alto, CA | A | $82,000 | paid | EDUCATION | 202431429349301368 |
| 2023 | Cdvsj Foundation | Castilleja School Palo Alto, CA | C | $73,500 | paid | TO HELP PROVIDE THE HIGHEST LEVEL OF ACADEMIC EXCELLENCE TO THE STUDENTS. | 202442429349101074 |
| 2023 | The Chan Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $60,000 | paid | CHARITABLE | 202430739349100618 |
| 2023 | The Goldman Sachs Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $50,000 | paid | SCHOLARSHIPS & FINANCIAL AID | 202421169349301122 |
| 2023 | Philanthropic Ventures Foundation | Castilleja School Palo Alto, CA | A | $50,000 | paid | GENERAL SUPPORT | 202433209349317268 |
| 2023 | The Sobrato Family Foundation | Castilleja School Palo Alto, CA | C | $30,000 | paid | TO BE SPLIT 50% FOR TUITION ASSISTANCE, 50% FOR THE ANNUAL FUND | 202423209349104207 |
| 2023 | Chambers Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $30,000 | paid | GENERAL CHARITABLE PURPOSE | 202412969349100426 |
| 2023 | The Chicago Community Trust | Castilleja School Foundation Palo Alto, CA | A | $25,000 | paid | $12,500: Annual Fund; $12,500: support for View360 | 202442279349302684 |
| 2023 | Daffy Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $23,000 | paid | GENERAL SUPPORT OF EDUCATIONAL MISSION | 202443189349306809 |
| 2023 | Floyd Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $16,000 | paid | ANNUAL FUND | 202431319349101683 |
| 2023 | The Priscilla Endicott Charitable Foundation #95-228210 | Castilleja School Palo Alto, CA | C | $14,000 | paid | CINDY MILLER COMMUNITY ROOM | 202411289349103551 |
| 2023 | Community Foundation of Northern Nevada | Castilleja School Foundation Palo Alto, CA | A | $12,500 | paid | Cindy Miller Conference Room | 202423169349303167 |
| 2023 | The George & Wilma Leonard Charitable Foundation | Castilleja School Foundation Palo Alto, CA | B | $12,000 | paid | ELEEMOSYNARY | 202302149349101215 |
| 2023 | Agnich Family Foundation | Castilleja School Palo Alto, CA | C | $10,000 | paid | GENERAL SUPPORT | 202442989349100414 |
| 2023 | Chip Foundation | Castilleja School Foundation Palo Alto, CA | B | $10,000 | paid | GENERAL OPERATING OR ENDOWMENT FUND | 202421519349100902 |
| 2023 | American Endowment Foundation | Castilleja School Foundation Palo Alto, CA | A | $10,000 | paid | EDUCATIONAL | 202442479349301654 |
| 2023 | The Blackbaud Giving Fund | Castilleja School Foundation Palo Alto, CA | B | $9,640 | paid | GENERAL SUPPORT | 202402119349300860 |
| 2023 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $9,000 | paid | Support School Activities | 202411789349100001 |
| 2023 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Castilleja School Foundation Palo Alto, CA | A | $7,750 | paid | EDUCATION | 202431369349314563 |
| 2023 | William and Lesley King Foundation | Castilleja School Palo Alto, CA | C | $5,000 | paid | TO PROMOTE THE ORGANIZATION'S EXEMPT PURPOSE | 202433209349103508 |
| 2023 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Palo Alto, CA | A | $5,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202403209349313980 |
| 2023 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Annual Fund Palo Alto, CA | A | $5,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202403209349313980 |
| 2023 | Stephenson Foundation | Castilleja School Foundation Palo Alto, CA | B | $2,500 | paid | TO HELP EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS WITH A SENSE OF PURPOSE TO EFFECT CHANGE IN THE WORLD. | 202413029349100041 |
| 2023 | Saw Island Foundation Inc | Castilleja School Palo Alto, CA | C | $2,500 | paid | TO PROVIDE EDUCATIONAL FINANCIAL AID | 202400809349100210 |
| 2023 | The Spencer Foundation | Castilleja School Palo Alto, CA | C | $1,875 | paid | 2022 General Support | 202313039349100311 |
| 2023 | For Inspiration and Recognition of Science and Technology (first) | Castilleja School Foundation Palo Alto, CA | A | $1,500 + $8,000 non-cash | paid | Program Support | 202333339349300523 |
| 2023 | Amazonsmile Foundation | Castilleja School Foundation Palo Alto, CA | B | $691 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2023 | The Torosian Foundation | Castillaja School Palo Alto, CA | D | $250 | paid | Education | 202401319349100835 |
| 2022 | Schwab Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $1,083,398 | paid | EDUCATION | 202330939349300403 |
| 2022 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $895,150 | paid | For grant recipient's exempt purposes | 202321309349304807 |
| 2022 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $895,150 | paid | For grant recipient's exempt purposes | 202430459349302913 |
| 2022 | Goldman Sachs Philanthropy Fund | Castilleja School Foundation Palo Alto, CA | A | $730,000 | paid | EDUCATION | 202312859349302266 |
| 2022 | Vanguard Charitable Endowment Program | Castilleja School Foundation Palo Alto, CA | A | $639,000 | paid | For recipient's exempt purpose | 202331359349303108 |
| 2022 | The San Francisco Foundation | Castilleja School Foundation Palo Alto, CA | A | $250,000 | paid | ADVISED - FOR GENERAL SUPPORT. ADVISED - TO BE DISBURSED AS FOLLOWS: $25,000 FOR ANNUAL FUND AND $25,000 FOR VIEW360. | 202301309349301545 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Foundation Palo Alto, CA | A | $224,500 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | Silicon Valley Community Foundation | Castilleja School Foundation Palo Alto, CA | A | $214,200 | paid | Education | 202333189349318948 |
| 2022 | American Online Giving Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $204,109 | paid | GENERAL SUPPORT | 202340469349301209 |
| 2022 | The Goldman Sachs Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $193,750 | paid | SCHOLARSHIPS & FINANCIAL AID | 202311099349301951 |
| 2022 | Goldberg Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $170,000 | paid | TO EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS | 202212449349100811 |
| 2022 | National Philanthropic Trust | Castilleja School Foundation Palo Alto, CA | A | $85,000 | paid | EDUCATION | 202311359349313966 |
| 2022 | Cdvsj Foundation | Castilleja School Palo Alto, CA | C | $80,000 | paid | TO HELP PROVIDE THE HIGHEST LEVEL OF ACADEMIC EXCELLENCE TO THE STUDENTS. | 202313129349101016 |
| 2022 | The Chan Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $75,000 | paid | CHARITABLE | 202310739349101201 |
| 2022 | Cosmos and Evelyne Nicolaou Foundation | Castilleja School Foundation Palo Alto, CA | B | $75,000 | paid | Capital Campaign | 202301089349101230 |
| 2022 | Chambers Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $30,000 | paid | GENERAL CHARITABLE PURPOSE | 202322889349100512 |
| 2022 | The Chicago Community Trust | Castilleja School Foundation Palo Alto, CA | A | $25,000 | paid | Contribution to Annual Fund, contribution to View360 | 202432279349301703 |
| 2022 | The Chicago Community Trust | Castilleja School Foundation Palo Alto, CA | A | $25,000 | paid | Contribution to Annual Fund, contribution to View360 | 202312279349301591 |
| 2022 | Impactassetsinc | Castilleja School Foundation Palo Alto, CA | A | $16,000 | paid | GENERAL SUPPORT | 202333199349308098 |
| 2022 | Floyd Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $13,500 | paid | ANNUAL FUND | 202340699349100119 |
| 2022 | The George & Wilma Leonard Charitable Foundation | Castilleja School Foundation Palo Alto, CA | B | $11,000 | paid | ELEEMOSYNARY | 202212099349100106 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Annual Fund Palo Alto, CA | A | $10,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | Community Foundation of Northern Nevada | Castilleja School Foundation Palo Alto, CA | A | $10,000 | paid | Cindy MIller Conference Room Center | 202313189349318301 |
| 2022 | Agnich Family Foundation | Castilleja School Palo Alto, CA | C | $10,000 | paid | GENERAL SUPPORT | 202333139349101808 |
| 2022 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $9,000 | paid | DONATIONS | 202302889349100515 |
| 2022 | The Blackbaud Giving Fund | Castilleja School Foundation Palo Alto, CA | A | $8,050 | paid | GENERAL SUPPORT | 202312409349300046 |
| 2022 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Castilleja School Foundation Palo Alto, CA | A | $7,750 | paid | EDUCATION | 202341349349301209 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Palo Alto, CA | A | $5,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | Seattle Foundation | Castilleja School Foundation Palo Alto, CA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Stephenson Foundation | Castilleja School Foundation Palo Alto, CA | B | $5,000 | paid | TO HELP EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS WITH A SENSE OF PURPOSE TO EFFECT CHANGE IN THE WORLD. | 202302019349100020 |
| 2022 | The Spencer Foundation | Castilleja School Palo Alto, CA | C | $4,350 | paid | 2021 General Support | 202300469349100315 |
| 2022 | Seattle Foundation | Castilleja School Foundation Palo Alto, CA | A | $4,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Saw Island Foundation Inc | Castilleja School Palo Alto, CA | C | $2,500 | paid | TO PROVIDE EDUCATIONAL FINANCIAL AID | 202340769349100709 |
| 2022 | Amazonsmile Foundation | Castilleja School Foundation Palo Alto, CA | B | $1,178 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2022 | The Torosian Foundation | Castillaja School Palo Alto, CA | D | $250 | paid | Education | 202301359349104595 |
| 2021 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $1,026,210 | paid | For grant recipient's exempt purposes | 202221339349302787 |
| 2021 | Schwab Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $664,415 | paid | EDUCATION | 202230499349301028 |
| 2021 | Vanguard Charitable Endowment Program | Castilleja School Foundation Palo Alto, CA | A | $636,500 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202211339349310116 |
| 2021 | The San Francisco Foundation | Castilleja School Foundation Palo Alto, CA | A | $300,000 | paid | ADVISED - IN SUPPORT OF VARIOUS INITIATIVES AND FUNDS, ADVISED - FOR GENERAL OPERATING SUPPORT. | 202201319349304190 |
| 2021 | Raymond James Charitable Endowment Fund | Castilleja School Foundation Palo Alto, CA | A | $200,000 | paid | GENERAL USE AND/OR SPECIAL FUND/PROJECT | 202240359349300124 |
| 2021 | American Online Giving Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $158,058 | paid | GENERAL SUPPORT | 202240469349301419 |
| 2021 | National Philanthropic Trust | Castilleja School Foundation Palo Alto, CA | A | $92,000 | paid | EDUCATION | 202231339349309863 |
| 2021 | The Goldman Sachs Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $81,250 | paid | SCHOLARSHIPS & FINANCIAL AID | 202201039349301630 |
| 2021 | The Chan Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $75,000 | paid | CHARITABLE | 202221259349101702 |
| 2021 | The Chicago Community Trust | Castilleja School Foundation Palo Alto, CA | A | $25,000 | paid | TO SUPPORT VIEW360 | 202222249349300837 |
| 2021 | Chambers Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $20,000 | paid | GENERAL CHARITABLE PURPOSE | 202232809349100728 |
| 2021 | Floyd Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $12,500 | paid | ANNUAL FUND | 202231329349104708 |
| 2021 | The George & Wilma Leonard Charitable Foundation | Castilleja School Foundation Palo Alto, CA | B | $12,000 | paid | ELEEMOSYNARY | 202112259349100336 |
| 2021 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Castilleja School Foundation Palo Alto, CA | A | $11,250 | paid | EDUCATION | 202241369349307274 |
| 2021 | Bny Mellon Charitable Gift Fund C/O Bny Mellon Na | Castilleja School Foundation Palo Alto, CA | A | $10,000 | paid | TO FURTHER THE ORGANIZATION'S EXEMPT PURPOSE | 202231929349301108 |
| 2021 | The Stanley S Langendorf Foundation | Castilleja School Palo Alto, CA | C | $5,000 | paid | EDUCATION | 202211709349100051 |
| 2021 | Stephenson Foundation | Castilleja School Foundation Palo Alto, CA | B | $5,000 | paid | TO HELP EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS WITH A SENSE OF PURPOSE TO EFFECT CHANGE IN THE WORLD. | 202201879349100915 |
| 2021 | The Stanley S Langendorf Foundation | Castilleja School Palo Alto, CA | C | $4,500 | paid | EDUCATION | 202211709349100051 |
| 2021 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $3,000 | paid | EDUCATION SUPPORT | 202201669349100310 |
| 2021 | Saw Island Foundation Inc | Castilleja School Palo Alto, CA | C | $2,500 | paid | TO PROVIDE EDUCATIONAL FINANCIAL AID | 202200909349100105 |
| 2021 | Chip Foundation | Castilleja School Foundation Palo Alto, CA | B | $500 | paid | GENERAL OPERATING OR ENDOWMENT FUND PURPOSES | 202222039349100707 |
| 2021 | The Torosian Foundation | Castillaja School Palo Alto, CA | D | $250 | paid | Education | 202231339349100843 |
| 2020 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $748,451 | paid | For grant recipient's exempt purposes | 202121359349300427 |
| 2020 | Hopper-Dean Foundation C/O Catalyst Family Office LLC | Castilleja School Palo Alto, CA | C | $500,000 | paid | CHARITABLE | 202113129349100106 |
| 2020 | Hopper-Dean Foundation C/O Catalyst Family Office LLC | Castilleja School Palo Alto, CA | C | $500,000 | approved, future | CHARITABLE | 202113129349100106 |
| 2020 | Silicon Valley Community Foundation | Castilleja School Foundation Palo Alto, CA | A | $355,450 | paid | Education | 202103199349327615 |
| 2020 | Schwab Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $346,700 | paid | EDUCATION | 202140489349301804 |
| 2020 | Goldman Sachs Philanthropy Fund | Castilleja School Foundation Palo Alto, CA | A | $280,000 | paid | EDUCATION | 202142779349300844 |
| 2020 | The San Francisco Foundation | Castilleja School Foundation Palo Alto, CA | A | $250,000 | paid | FOR GENERAL SUPPORT. TO BE ALLOCATED AS FOLLOWS: $25,000 FOR THE ANNUAL FUND AND $25,000 FOR VIEW360 | 202141369349301959 |
| 2020 | Raymond James Charitable Endowment Fund | Castilleja School Foundation Palo Alto, CA | A | $200,000 | paid | GENERAL USE AND/OR SPECIAL FUND/PROJECT | 202130279349300023 |
| 2020 | American Online Giving Foundation Inc | Castilleja School Foundation Palo Alto, CA | A | $152,974 | paid | GENERAL SUPPORT | 202120469349300002 |
| 2020 | The Goldman Sachs Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $81,250 | paid | SCHOLARSHIPS & FINANCIAL AID | 202120839349300137 |
| 2020 | Nicolaou Foundation | Castilleja School Palo Alto, CA | C | $75,000 | paid | REIMAGINING THE CIRCLE | 202101199349100720 |
| 2020 | Anderson Stewart Family Foundation | The Castilleja School Foundation Fed Id #94-0373222 Palo Alto, CA | D | $50,000 | paid | SUPPORT PRE-COLLEGE STUDENTS | 202133169349103618 |
| 2020 | The Stanley S Langendorf Foundation | Castilleja School Palo Alto, CA | C | $50,000 | paid | EDUCATION | 202111959349100421 |
| 2020 | National Philanthropic Trust | Castilleja School Foundation Palo Alto, CA | A | $44,500 | paid | EDUCATION | 202121459349300307 |
| 2020 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Foundation Palo Alto, CA | A | $43,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202143219349301454 |
| 2020 | American Endowment Foundation | Castilleja School Foundation Palo Alto, CA | A | $40,000 | paid | PROGRAMS | 202133159349308163 |
| 2020 | The Chan Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $31,000 | paid | CHARITABLE | 202130889349100118 |
| 2020 | Cdvsj Foundation | Castilleja School Palo Alto, CA | C | $20,000 | paid | TO HELP PROVIDE THE HIGHEST LEVEL OF ACADEMIC EXCELLENCE TO THE STUDENTS. | 202102569349100330 |
| 2020 | The George & Wilma Leonard Charitable Foundation | Castilleja School Foundation Palo Alto, CA | B | $12,000 | paid | ELEEMOSYNARY | 202022249349100017 |
| 2020 | Floyd Family Foundation | Castilleja School Foundation Palo Alto, CA | B | $10,500 | paid | ANNUAL FUND | 202111329349101936 |
| 2020 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Castilleja School Foundation Palo Alto, CA | A | $10,450 | paid | EDUCATION | 202131339349306198 |
| 2020 | Seattle Foundation | Castilleja School Foundation Palo Alto, CA | A | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT. | 202113029349301626 |
| 2020 | The Stanley S Langendorf Foundation | Castilleja School Palo Alto, CA | C | $10,000 | paid | EDUCATION | 202111959349100421 |
| 2020 | The Ayco Charitable Foundation | Castilleja School Foundation Palo Alto, CA | A | $8,000 | paid | EDUCATION | 202142929349301604 |
| 2020 | Richard J & Victoria T Agnich Foundation | Castilleja School Palo Alto, CA | C | $7,500 | paid | GENERAL SUPPORT | 202133139349101858 |
| 2020 | The David and Lucile Packard Foundation | Castilleja School Foundation Palo Alto, CA | B | $7,182 | paid | GENERAL SUPPORT | 202113199349106626 |
| 2020 | Pasadena Community Foundation | Castilleja School Palo Alto, CA | A | $5,000 | paid | General support | 202141799349300234 |
| 2020 | Seattle Foundation | Castilleja School Foundation Palo Alto, CA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | William and Lesley King Foundation | Castilleja School Palo Alto, CA | C | $5,000 | paid | TO PROMOTE THE ORGANIZATION'S EXEMPT PURPOSE | 202132889349100703 |
| 2020 | For Inspiration and Recognition of Science and Technology (first) | Castilleja School Foundation Palo Alto, CA | A | $2,325 + $3,250 non-cash | paid | Program Support | 202003289349300120 |
| 2020 | For Inspiration and Recognition of Science and Technology (first) | Castilleja School Foundation Palo Alto, CA | A | $2,325 + $3,250 non-cash | paid | Program Support | 202003289349300120 |
| 2020 | Amazonsmile Foundation | Castilleja School Foundation Palo Alto, CA | B | $1,227 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2020 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $1,000 | paid | EDUCATION SUPPORT | 202122379349100112 |
| 2020 | Stephenson Foundation | Castilleja School Foundation Palo Alto, CA | B | $1,000 | paid | TO HELP EDUCATE MOTIVATED YOUNG WOMEN TO BECOME CONFIDENT THINKERS AND COMPASSIONATE LEADERS WITH A SENSE OF PURPOSE TO EFFECT CHANGE IN THE WORLD. | 202123129349102312 |
| 2020 | Ibm International Foundation | Castilleja School Palo Alto, CA | C | $750 | paid | EMPLOYEE MATCHING GRANT | 202133199349108338 |
| 2020 | Chip Foundation | Castilleja School Foundation Palo Alto, CA | B | $250 | paid | GENERAL OPERATING OR ENDOWMENT FUND PURPOSES | 202122469349100902 |
| 2020 | The Torosian Foundation | Castillaja School Pala Alto, CA | D | $250 | paid | Education | 202131329349100638 |
| 2019 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $529,049 | paid | For grant recipient's exempt purposes | 202041789349301474 |
| 2019 | Goldman Sachs Philanthropy Fund | Castilleja School Foundation Palo Alto, CA | A | $282,500 | paid | EDUCATION | 202022189349300322 |
| 2019 | The San Francisco Foundation | Castilleja School Foundation Palo Alto, CA | A | $250,000 | paid | FOR GENERAL SUPPORT, TO BE ALLOCATED AS FOLLOWS: $25,000 TO THE ANNUAL FUND AND $25,000 TO VIEW360. | 202011549349301116 |
| 2019 | Raymond James Charitable Endowment Fund C/O Raymond James Trust Na Trustee | Castilleja School Foundation Palo Alto, CA | A | $200,000 | paid | EDUCATIONAL | 202030089349300813 |
| 2019 | Schwab Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $183,719 | paid | EDUCATION | 202010489349300101 |
| 2019 | Kate Li Foundation | Castilleja School Palo Alto, CA | C | $75,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202001139349101305 |
| 2019 | Nicolaou Foundation | Castilleja School Palo Alto, CA | C | $75,000 | paid | REIMAGINING THE CIRCLE | 202031699349101103 |
| 2019 | The Stanley S Langendorf Foundation | Castilleja School Palo Alto, CA | C | $50,000 | paid | EDUCATION | 202041889349100219 |
| 2019 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Foundation Palo Alto, CA | A | $20,500 | paid | UNRESTRICTED GENERAL SUPPORT | 202013249349301811 |
| 2019 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Foundation Palo Alto, CA | A | $20,500 | paid | UNRESTRICTED GENERAL SUPPORT | 202013249349301811 |
| 2019 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Palo Alto, CA | A | $20,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202013249349301811 |
| 2019 | Morgan Stanley Global Impact Funding Trust Inc | Castilleja School Palo Alto, CA | A | $20,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202013249349301811 |
| 2019 | The George & Wilma Leonard Charitable Foundation | Castilleja School Foundation Palo Alto, CA | B | $12,000 | paid | ELEEMOSYNARY | 201942249349100019 |
| 2019 | The Stanley S Langendorf Foundation | Castilleja School Palo Alto, CA | C | $10,000 | paid | EDUCATION | 202041889349100219 |
| 2019 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $6,000 | paid | EDUCATION SUPPORT | 202030639349100108 |
| 2019 | Richard J & Victoria T Agnich Foundation | Castilleja School Palo Alto, CA | C | $5,000 | paid | GENERAL SUPPORT | 202011819349101106 |
| 2019 | Leland and Kathleen Kaiser Charitable Foundation | Castilleja School Palo Alto, CA | C | $1,000 | paid | FOUNDATION PURPOSE | 202011639349100031 |
| 2019 | The Torosian Foundation | Castillaja School Pala Alto, CA | D | $250 | paid | Education | 202010979349100201 |
| 2018 | Kate Li Foundation | Castilleja School Palo Alto, CA | C | $575,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 201901029349100225 |
| 2018 | Fidelity Investments Charitable Gift Fund | Castilleja School Foundation Palo Alto, CA | A | $386,501 | paid | FOR GRANT RECIPIENT'S EXEMPT PURPOSES | 201931359349301478 |
| 2018 | Schwab Charitable Fund | Castilleja School Foundation Palo Alto, CA | A | $280,000 | paid | EDUCATION | 201930459349302018 |
| 2018 | Goldman Sachs Philanthropy Fund | Castilleja School Foundation Palo Alto, CA | A | $202,100 | paid | CAPITAL CAMPAIGN | 201922279349300402 |
| 2018 | Raymond James Charitable Endowment Fund C/O Raymond James Trust Na Trustee | Castilleja School Foundation Palo Alto, CA | A | $100,000 | paid | GENERAL USE | 201900119349300040 |
| 2018 | Nicolaou Foundation | Castilleja School Palo Alto, CA | C | $75,000 | paid | REIMAGINING THE CIRCLE | 201901279349102085 |
| 2018 | The San Francisco Foundation | Castilleja School Foundation Palo Alto, CA | A | $50,000 | paid | TO BE ALLOCATED AS FOLLOWS: $25,000 TO THE ANNUAL FUND; $25,000 TO VIEW360 | 201941339349301714 |
| 2018 | The Stanley S Langendorf Foundatio Foundation | Castilleja School Palo Alto, CA | C | $50,000 | paid | EDUCATION | 201931309349102088 |
| 2018 | National Philanthropic Trust | Castilleja School Foundation Palo Alto, CA | A | $44,000 | paid | PUBLIC, SOCIETAL BENEFIT | 201921359349311817 |
| 2018 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Castilleja School Foundation Palo Alto, CA | A | $13,500 | paid | EDUCATION | 201941349349308759 |
| 2018 | The Stanley S Langendorf Foundatio Foundation | Castilleja School Palo Alto, CA | C | $10,000 | paid | EDUCATION | 201931309349102088 |
| 2018 | Seattle Foundation | Castilleja School Foundation Palo Alto, CA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Abbvie Foundation | Castilleja School Foundation Palo Alto, CA | B | $2,000 | paid | Matching Grant | 201931339349102918 |
| 2018 | Fortune Home Foundation | Castilleja School Foundation Palo Alto, CA | B | $2,000 | paid | EDUCATION SUPPORT | 201910999349100221 |
| 2018 | Leland and Kathleen Kaiser Charitable Foundation | Castilleja School Palo Alto, CA | C | $1,000 | paid | FOUNDATION PURPOSE | 201940509349100709 |
| 2018 | The Torosian Foundation | Castillaja School Pala Alto, CA | D | $250 | paid | Education | 201921359349101652 |
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 inferred and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.
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.