Grants paid by August & Sylvia Sebastiani Foundation (fka August Sebastiani Charitable Trust)
EIN 68-0386154 · Sonoma, CA · Form 990-PF, Part XV · NTEE T20J
August & Sylvia Sebastiani Foundation (fka August Sebastiani Charitable Trust) of Sonoma, CA (EIN 68-0386154) reported 36 grants paid totaling $458,079 to 13 recipients in tax years 2018–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$458,079
36 grants
Recipients
13
distinct organizations
Tax years
2018–2025
7 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 6 | $126,570 | — |
| 2020 | 4 | $88,308 | — |
| 2021 | 5 | $93,342 | — |
| 2022 | 7 | $56,344 | — |
| 2023 | 7 | $34,654 | — |
| 2024 | 3 | $27,999 | — |
| 2025 | 4 | $30,862 | — |
Top recipients
The 13 recipients receiving the most from August & Sylvia Sebastiani Foundation (fka August Sebastiani Charitable Trust), by grants paid, out of 13 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| The Presentation School 91-1829138 | B | Sonoma, CA | 4 | $304,962 | 2022 |
| St Francis Solano School | U | Sonoma, CA | 4 | $71,949 | 2025 |
| Justin-Siena High School 94-2165246 | C | Napa, CA | 7 | $27,500 | 2025 |
| Js Paluch Companyst Francis of Assisi | U | Walnut Creek, CA | 7 | $18,774 | 2025 |
| Sonoma Little League | U | Sonoma, CA | 2 | $8,500 | 2023 |
| Boys and Girls Club | U | Sonoma, CA | 2 | $5,000 | 2023 |
| St John's Lutheran School 95-1945830 | C | Napa, CA | 1 | $5,000 | 2022 |
| St Francis Solano Catholic Church 82-4693559 | B | Sonoma, CA | 2 | $4,691 | 2023 |
| Miscellaneous Contributions | U | Sonoma, CA | 3 | $3,394 | 2021 |
| Crescent Montessori 26-4086948 | C | Sonoma, CA | 1 | $3,059 | 2025 |
| Boys and Girls Club Sonoma Valley | U | Verano, CA | 1 | $3,000 | 2018 |
| Sonoma Valley United Soccer | U | Sonoma, CA | 1 | $2,000 | 2021 |
| Napa Womens Center 85-3583937 | C | Napa, CA | 1 | $250 | 2023 |
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 36 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | St Francis Solano School Sonoma, CA | U | $23,307 | paid | NO SPECIFIC PURPOSE. | 202631269349103698 |
| 2025 | Crescent Montessori Sonoma, CA | C | $3,059 | paid | NO SPECIFIC PURPOSE. | 202631269349103698 |
| 2025 | Js Paluch Companyst Francis of Assisi Walnut Creek, CA | U | $2,496 | paid | NO SPECIFC PURPOSE. | 202631269349103698 |
| 2025 | Justin-Siena High School Napa, CA | C | $2,000 | paid | NO SPECIFIC PURPOSE. | 202631269349103698 |
| 2024 | St Francis Solano School Sonoma, CA | U | $20,874 | paid | NO SPECIFIC PURPOSE. | 202541349349104499 |
| 2024 | Js Paluch Companyst Francis of Assisi Walnut Creek, CA | U | $4,625 | paid | NO SPECIFC PURPOSE. | 202541349349104499 |
| 2024 | Justin-Siena High School Napa, CA | C | $2,500 | paid | NO SPECIFIC PURPOSE. | 202541349349104499 |
| 2023 | St Francis Solano School Sonoma, CA | U | $20,641 | paid | NO SPECIFIC PURPOSE. | 202431909349100183 |
| 2023 | Justin-Siena High School Napa, CA | C | $7,500 | paid | NO SPECIFIC PURPOSE. | 202431909349100183 |
| 2023 | Boys and Girls Club Sonoma, CA | U | $2,500 | paid | NO SPECIFIC PURPOSE | 202431909349100183 |
| 2023 | St Francis Solano Catholic Church Sonoma, CA | B | $1,698 | paid | NO SPECIFIC PURPOSE | 202431909349100183 |
| 2023 | Js Paluch Companyst Francis of Assisi Walnut Creek, CA | U | $1,565 | paid | NO SPECIFC PURPOSE. | 202431909349100183 |
| 2023 | Sonoma Little League Sonoma, CA | U | $500 | paid | TEAM SPONSORSHIP | 202431909349100183 |
| 2023 | Napa Womens Center Napa, CA | C | $250 | paid | CONTRIBUTIONS | 202431909349100183 |
| 2022 | The Presentation School Sonoma, CA | B | $23,814 | paid | NO SPECIFIC PURPOSE. | 202313179349102096 |
| 2022 | Justin-Siena High School Napa, CA | C | $11,500 | paid | NO SPECIFIC PURPOSE. | 202313179349102096 |
| 2022 | St Francis Solano School Sonoma, CA | U | $7,127 | paid | NO SPECIFIC PURPOSE. | 202313179349102096 |
| 2022 | St John's Lutheran School Napa, CA | C | $5,000 | paid | NO SPECIFIC PURPOSE | 202313179349102096 |
| 2022 | Js Paluch Companyst Francis of Assisi Walnut Creek, CA | U | $3,410 | paid | NO SPECIFC PURPOSE. | 202313179349102096 |
| 2022 | St Francis Solano Catholic Church Sonoma, CA | B | $2,993 | paid | NO SPECIFIC PURPOSE | 202313179349102096 |
| 2022 | Boys and Girls Club Sonoma, CA | U | $2,500 | paid | NO SPECIFIC PURPOSE | 202313179349102096 |
| 2021 | The Presentation School Sonoma, CA | B | $86,800 | paid | NO SPECIFIC PURPOSE. | 202201449349100915 |
| 2021 | Sonoma Valley United Soccer Sonoma, CA | U | $2,000 | paid | NO SPECIFIC PURPOSE. | 202201449349100915 |
| 2021 | Js Paluch Companyst Francis of Assisi Walnut Creek, CA | U | $1,963 | paid | NO SPECIFC PURPOSE. | 202201449349100915 |
| 2021 | Miscellaneous Contributions Sonoma, CA | U | $1,579 | paid | NO SPECIFIC PURPOSE. | 202201449349100915 |
| 2021 | Justin-Siena High School Napa, CA | C | $1,000 | paid | NO SPECIFIC PURPOSE. | 202201449349100915 |
| 2020 | The Presentation School Sonoma, CA | B | $84,693 | paid | NO SPECIFIC PURPOSE. | 202113199349109756 |
| 2020 | Js Paluch Companyst Francis of Assisi Walnut Creek, CA | U | $1,500 | paid | NO SPECIFC PURPOSE. | 202113199349109756 |
| 2020 | Miscellaneous Contributions Sonoma, CA | U | $1,115 | paid | NO SPECIFIC PURPOSE. | 202113199349109756 |
| 2020 | Justin-Siena High School Napa, CA | C | $1,000 | paid | NO SPECIFIC PURPOSE. | 202113199349109756 |
| 2018 | The Presentation School Sonoma, CA | B | $109,655 | paid | NO SPECIFIC PURPOSE. | 201902739349101400 |
| 2018 | Sonoma Little League Sonoma, CA | U | $8,000 | paid | NO SPECIFIC PURPOSE. | 201902739349101400 |
| 2018 | Js Paluch Companyst Francis of Assisi Walnut Creek, CA | U | $3,215 | paid | NO SPECIFC PURPOSE. | 201902739349101400 |
| 2018 | Boys and Girls Club Sonoma Valley Verano, CA | U | $3,000 | paid | NO SPECIFIC PURPOSE. | 201902739349101400 |
| 2018 | Justin-Siena High School Napa, CA | C | $2,000 | paid | NO SPECIFIC PURPOSE. | 201902739349101400 |
| 2018 | Miscellaneous Contributions Sonoma, CA | U | $700 | paid | NO SPECIFIC PURPOSE. | 201902739349101400 |
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 | 2025v4.1 | 202631269349103698 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202541349349104499 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202431909349100183 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202313179349102096 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202201449349100915 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202113199349109756 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201902739349101400 |
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/680386154.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.