Grants paid by Six Tree Foundation
EIN 87-2933644 · Atherton, CA · Form 990-PF, Part XV · NTEE T20
Six Tree Foundation of Atherton, CA (EIN 87-2933644) reported 51 grants paid totaling $2,984,000 to 28 recipients in tax years 2022–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$2,984,000
51 grants
Recipients
28
distinct organizations
Tax years
2022–2025
4 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2022 | 10 | $480,000 | — |
| 2023 | 11 | $730,000 | — |
| 2024 | 14 | $707,500 | — |
| 2025 | 16 | $1,066,500 | — |
Top recipients
The 28 recipients receiving the most from Six Tree Foundation, by grants paid, out of 28 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Arizona State University Fdn | U | Tempe, AZ | 3 | $635,000 | 2025 |
| Mid-Pacific Institute 99-0073514 | B | Honolulu, HI | 3 | $450,000 | 2025 |
| Purple Maia Foundation 46-4326249 | C | Aiea, HI | 4 | $225,000 | 2025 |
| Arizona State University 86-6252445 | B | Tempe, AZ | 1 | $215,000 | 2023 |
| Gladstone Foundation 80-0688001 | B | San Francisco, CA | 2 | $175,000 | 2025 |
| US Japan Council 90-0447211 | B | Washington, DC | 2 | $150,000 | 2025 |
| Stanford University 26-4580872 | C | Stanford, CA | 3 | $150,000 | 2025 |
| Pacific International Center for High Technology Research 99-0242476 | B | Honolulu, HI | 3 | $125,000 | 2025 |
| Foundation for International Understanding Through Students 91-0646781 | B | Seattle, WA | 2 | $110,000 | 2025 |
| California Community Fund | U | Los Angeles, CA | 1 | $100,000 | 2025 |
| Risehi Foundation 82-2170434 | B | Kailua, HI | 4 | $100,000 | 2025 |
| Hawaii Community Foundation 99-0261283 | B | Honolulu, HI | 1 | $100,000 | 2023 |
| University of California Santa Barbara | U | Santa Barbara, CA | 3 | $85,000 | 2025 |
| Nishimachi Foundation the Corp Trust Co | U | Wilmington, DE | 2 | $50,000 | 2025 |
| Menlo College 94-3204136 | B | Atherton, CA | 3 | $45,000 | 2025 |
| Kristi Yamaguchis Always Dream 94-3255817 | C | Danville, CA | 2 | $34,000 | 2025 |
| Myriad USA Inc 58-2277856 | B | New York, NY | 1 | $25,000 | 2024 |
| Dynamic Community Solutions 81-4857118 | B | Waianae, HI | 1 | $25,000 | 2023 |
| Sacred Heart Schools Atherton 94-1170355 | B | Atherton, CA | 1 | $25,000 | 2022 |
| Okinawa Institute of Science and Technology Foundation 83-1791477 | B | Irvington, NY | 1 | $25,000 | 2025 |
| Boy Scouts of America 14-1941581 | C | San Jose, CA | 1 | $25,000 | 2024 |
| Leland Stanford Junior University | U | Redwood City, CA | 1 | $25,000 | 2022 |
| Girls Scouts of Hawaii | U | Honolulu, HI | 1 | $25,000 | 2022 |
| Japanese Friendship Gardens of Phoenix 20-1978899 | C | Phoenix, AZ | 1 | $20,000 | 2025 |
| Give2asia 94-3373670 | C | Oakland, CA | 1 | $10,000 | 2022 |
| The Daniel Kahikina Akaka Family Foundation | U | Honolulu, HI | 1 | $10,000 | 2023 |
| Womens Startup Lab Impact Foundation 84-2566558 | B | Menlo Park, CA | 1 | $10,000 | 2022 |
| Nishimachi Foundation 51-0257671 | B | Wilmington, DE | 1 | $10,000 | 2022 |
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 51 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Arizona State University Fdn Tempe, AZ | U | $400,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Mid-Pacific Institute Honolulu, HI | B | $150,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | California Community Fund Los Angeles, CA | U | $100,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Gladstone Foundation San Francisco, CA | B | $87,500 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | US Japan Council Washington, DC | B | $50,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Stanford University Stanford, CA | C | $50,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Foundation for International Understanding Through Students Seattle, WA | B | $35,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Purple Maia Foundation Aiea, HI | C | $25,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Okinawa Institute of Science and Technology Foundation Irvington, NY | B | $25,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Risehi Foundation Kailua, HI | B | $25,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Pacific International Center for High Technology Research (pichtr) Honolulu, HI | C | $25,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | University of California Santa Barbara Santa Barbara, CA | U | $25,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Nishimachi Foundation the Corp Trust Co Wilmington, DE | U | $25,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Japanese Friendship Gardens of Phoenix Phoenix, AZ | C | $20,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Menlo College Atherton, CA | B | $15,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2025 | Kristi Yamaguchis Always Dream Danville, CA | C | $9,000 | paid | UNRESTRICTED GIFT | 202621259349103077 |
| 2024 | Mid-Pacific Institute Honolulu, HI | B | $150,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | US Japan Council Washington, DC | B | $100,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Gladstone Foundation San Francisco, CA | B | $87,500 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Foundation for International Understanding Through Students Seattle, WA | B | $75,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Stanford University Stanford, CA | C | $50,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Purple Maia Foundation Aiea, HI | C | $50,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Arizona State University Fdn Tempe, AZ | U | $35,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Risehi Foundation Kailua, HI | B | $25,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Boy Scouts of America San Jose, CA | C | $25,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | University of California Santa Barbara Santa Barbara, CA | U | $25,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Nishimachi Foundation the Corp Trust Co Wilmington, DE | U | $25,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Myriad USA Inc New York, NY | B | $25,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Kristi Yamaguchis Always Dream Danville, CA | C | $25,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2024 | Menlo College Atherton, CA | B | $10,000 | paid | UNRESTRICTED GIFT | 202521339349101307 |
| 2023 | Arizona State University Tempe, AZ | B | $215,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Mid-Pacific Institute Honolulu, HI | B | $150,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Hawaii Community Foundation Honolulu, HI | B | $100,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Purple Maia Foundation Aiea, HI | C | $50,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Pacific International Center for High Technology Research Honolulu, HI | B | $50,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Stanford University Stanford, CA | C | $50,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | University of California Santa Barbara Santa Barbara, CA | U | $35,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Dynamic Community Solutions Waianae, HI | B | $25,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Risehi Foundation Kailua, HI | B | $25,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | Menlo College Atherton, CA | B | $20,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2023 | The Daniel Kahikina Akaka Family Foundation Honolulu, HI | U | $10,000 | paid | GENERAL OPERATING | 202423139349100342 |
| 2022 | Arizona State University Foundation Tempe, AZ | U | $200,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Purple Maia Foundation Aiea, HI | C | $100,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Pacific Int'l Ctr for High Tech Research Honolulu, HI | D | $50,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Sacred Heart Schools Atherton Atherton, CA | B | $25,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Leland Stanford Junior University Redwood City, CA | U | $25,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Girls Scouts of Hawaii Honolulu, HI | U | $25,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Risehi Foundation Kailua, HI | B | $25,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Womens Startup Lab Impact Foundation Menlo Park, CA | B | $10,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Nishimachi Foundation Wilmington, DE | B | $10,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
| 2022 | Give2asia Oakland, CA | C | $10,000 | paid | UNRESTRICTED GENERAL | 202301319349102025 |
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 | 2025 | 2025-12-31 | not stated | 2025v4.0 | 202621259349103077 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202521339349101307 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202423139349100342 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202301319349102025 |
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/872933644.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.