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Private foundations Los Altos, CAtax years 2023 to 2025

Private foundations in Los Altos, CA

139 private foundations based in Los Altos, CA filed a 990-PF in the last two years. In their latest returns they gave $607.7 million in 3,313 grants, and 13 say they accept applications.

See which foundations fund work like yours Matching by cause, place and grant size

Foundations with a return in the last two years, each by its latest return (tax years 2023 to 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Largest givers

By grants paid, latest return
  1. The David and Lucile Packard FoundationLos Altos, CA · tax year 2024 1,029 grants Accepts applications $349,965,123 giving
  2. The Heising-Simons FoundationLos Altos, CA · tax year 2024 671 grants Preselected only $149,587,063 giving
  3. The Grove FoundationLos Altos, CA · tax year 2024 128 grants Preselected only $34,315,000 giving
  4. The Anne Wojcicki FoundationLos Altos, CA · tax year 2024 51 grants Preselected only $21,736,181 giving
  5. Wadhwani Institute for Artificial Intelligence FoundationLos Altos, CA · tax year 2024 3 grants Preselected only $6,962,194 giving
  6. Wadhwani Charitable FoundationLos Altos, CA · tax year 2024 13 grants Preselected only $6,307,719 giving
  7. The James and Rebecca Morgan Charitable FoundationLos Altos, CA · tax year 2024 26 grants Preselected only $6,126,534 giving
  8. The Packard Humanities InstituteLos Altos, CA · tax year 2024 8 grants Preselected only $3,669,040 giving
  9. The Fat Tire FoundationLos Altos, CA · tax year 2024 43 grants Preselected only $3,128,017 giving
  10. Strongpoint FoundationLos Altos, CA · tax year 2025 7 grants Preselected only $2,102,126 giving
  11. Faithful Servants FoundationLos Altos, CA · tax year 2025 8 grants Preselected only $1,578,425 giving
  12. Kung Guerra FoundationLos Altos, CA · tax year 2024 15 grants Preselected only $1,572,500 giving
  13. The Ark Watch FoundationLos Altos, CA · tax year 2024 10 grants Preselected only $1,570,908 giving
  14. George C Huang and Margaret J Huang Charitable FoundationLos Altos, CA · tax year 2024 3 grants Preselected only $1,523,749 giving
  15. Beavers Charitable TrustLos Altos, CA · tax year 2024 48 grants Preselected only $1,441,639 giving
  16. RadheyaLos Altos, CA · tax year 2024 7 grants Preselected only $1,210,717 giving
  17. Taneja Family FoundationLos Altos, CA · tax year 2024 31 grants Preselected only $1,147,518 giving
  18. Mirnahill FoundationLos Altos, CA · tax year 2024 122 grants Preselected only $1,036,572 giving
  19. Branson Family FoundationLos Altos, CA · tax year 2025 42 grants Preselected only $900,000 giving
  20. Allen Family Charitable FoundationLos Altos, CA · tax year 2025 1 grant Preselected only $850,000 giving
  21. Hsing-Ming Chang Charitable FoundationLos Altos, CA · tax year 2025 2 grants Preselected only $830,000 giving
  22. The Greathouse Family FoundationLos Altos, CA · tax year 2025 24 grants Preselected only $820,645 giving
  23. Efa FoundationLos Altos, CA · tax year 2025 5 grants Preselected only $650,184 giving
  24. Mark and Carolyn Guidry FoundationLos Altos, CA · tax year 2025 12 grants Preselected only $609,000 giving
  25. Gulu and Indra Advani FoundationLos Altos, CA · tax year 2024 8 grants Preselected only $590,746 giving

Foundations that accept applications

Largest first

The return gives an application contact and does not check the preselected-only box.

  1. The David and Lucile Packard FoundationLos Altos, CA · tax year 2024 1,029 grants Accepts applications $349,965,123 giving
  2. Nadia's Gift FoundationLos Altos, CA · tax year 2025 1 grant Accepts applications $150,000 giving
  3. Johnson Tri-Dom FoundationLos Altos, CA · tax year 2024 5 grants Accepts applications $97,500 giving
  4. The Brett & Michelle Galloway FoundationLos Altos, CA · tax year 2025 3 grants Accepts applications $88,000 giving
  5. White Mountain InstituteLos Altos, CA · tax year 2024 12 grants Accepts applications $70,985 giving
  6. California Institute of Computer Assisted SurgeryLos Altos, CA · tax year 2024 1 grant Accepts applications $30,000 giving
  7. Lu Wang Family FoundationLos Altos, CA · tax year 2025 16 grants Accepts applications $23,200 giving
  8. Ato Foundation of Berkeley IncLos Altos, CA · tax year 2025 11 grants Accepts applications $20,000 giving
  9. The Radford FoundationLos Altos, CA · tax year 2025 5 grants Accepts applications $16,950 giving
  10. Immanence FoundationLos Altos, CA · tax year 2025 4 grants Accepts applications $9,750 giving
  11. Caroline and Roxanne Montrose Educational FoundationLos Altos, CA · tax year 2024 1 grant Accepts applications $5,000 giving
  12. Lin Family Charitable FoundationLos Altos, CA · tax year 2024 1 grant Accepts applications $5,000 giving
  13. Knoll-Macdonald FoundationLos Altos, CA · tax year 2024 3 grants Accepts applications $4,000 giving

Giving by cause

Grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Education55 foundations $60,822,66115% of the total
  2. Philanthropy and grantmaking25 foundations $57,374,49315% of the total
  3. Environment20 foundations $48,176,23712% of the total
  4. Health23 foundations $34,782,3399% of the total
  5. Human services31 foundations $33,160,7578% of the total
  6. Science and technology7 foundations $30,498,0068% of the total
  7. 19 other causes $129,479,24833% of the total

Most active small givers

Foundations with under $1 million in assets, by the number of grants they listed.

  1. Kathail Family FoundationLos Altos, CA · tax year 2024 77 grants Preselected only $93,725 giving
  2. Frank and Karen Geefay FoundationLos Altos, CA · tax year 2025 29 grants Preselected only $280,000 giving
  3. Louis E Newman Charitable TrustLos Altos, CA · tax year 2024 25 grants Preselected only $34,032 giving
  4. LU EDUCATIONAL FOUNDATION with a branch MONTE ROSA TECHNOLOGYLos Altos, CA · tax year 2025 18 grants Preselected only $23,276 giving
  5. Zoglin Family FoundationLos Altos, CA · tax year 2025 17 grants Preselected only $13,679 giving
  6. Lu Wang Family FoundationLos Altos, CA · tax year 2025 16 grants Accepts applications $23,200 giving
  7. Chen-Zhu Family FoundationLos Altos, CA · tax year 2025 13 grants Preselected only $307,945 giving
  8. The Patel Family FoundationLos Altos, CA · tax year 2025 11 grants Preselected only $128,003 giving
  9. Ascending Way IncLos Altos, CA · tax year 2025 11 grants Preselected only $60,639 giving
  10. Ato Foundation of Berkeley IncLos Altos, CA · tax year 2025 11 grants Accepts applications $20,000 giving
  11. The Ark Watch FoundationLos Altos, CA · tax year 2024 10 grants Preselected only $1,570,908 giving
  12. The Gerdybirds FoundationLos Altos, CA · tax year 2025 10 grants Preselected only $15,783 giving
  13. Gulu and Indra Advani FoundationLos Altos, CA · tax year 2024 8 grants Preselected only $590,746 giving
  14. Strongpoint FoundationLos Altos, CA · tax year 2025 7 grants Preselected only $2,102,126 giving
  15. Packard Packard & Johnson FoundationLos Altos, CA · tax year 2024 7 grants Preselected only $15,126 giving