funder-graph › Recipients
Who funds San Mateo High School Athletic Boosters
EIN 46-3987449 · San Mateo, CA · NTEE N99
San Mateo High School Athletic Boosters of San Mateo, CA (EIN 46-3987449) was named as a grant recipient by 8 funders in 16 grants paid totaling $124,728 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
$124,728
16 grants paid
Funders
8
distinct grantmakers
Tax years
2018–2025
as reported by funders
Funders
| Funder | State | Match | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| American Online Giving Foundation Inc 81-0739440 | DE | A | 5 | $48,361 | 2025 |
| Donor Advised Charitable Giving Inc 31-1640316 | CO | A | 1 | $35,500 | 2025 |
| Community Foundation for San Benito County 77-0312582 | CA | D | 2 | $25,000 | 2018 |
| Fidelity Investments Charitable Gift Fund 11-0303001 | MA | A | 1 | $10,500 | 2025 |
| Sapphire Foundation Inc 90-0688798 | CA | D | 2 | $5,000 | 2021 |
| Gam Foundation 85-3863977 | CA | B | 1 | $150 | 2024 |
| The Bank of America Charitable Foundation Inc 20-0721133 | NC | C | 1 | $150 | 2023 |
| Amazonsmile Foundation 46-2626883 | WA | B | 3 | $67 | 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.
Grants
The 16 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | Donor Advised Charitable Giving Inc | San Mateo High School Athletic Boosters San Mateo, CA | A | $35,500 | paid | HUMAN SERVICES | 202611199349300601 |
| 2025 | American Online Giving Foundation Inc | San Mateo High School Athletic Boosters San Mateo, CA | A | $11,679 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2025 | American Online Giving Foundation Inc | San Mateo High School Athletic Boosters San Mateo, CA | A | $11,679 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | Fidelity Investments Charitable Gift Fund | San Mateo High School Athletic Boosters San Mateo, CA | A | $10,500 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2024 | American Online Giving Foundation Inc | San Mateo High School Athletic Boosters San Mateo, CA | A | $10,721 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | Gam Foundation | San Mateo High School Athletic Boosters San Mateo, CA | B | $150 | paid | Youth community building | 202513009349100521 |
| 2023 | American Online Giving Foundation Inc | San Mateo High School Athletic Boosters San Mateo, CA | A | $7,074 | paid | GENERAL SUPPORT | 202410469349300741 |
| 2023 | The Bank of America Charitable Foundation Inc | San Mateo High School Athletic Bo San Mateo, CA | C | $150 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | Amazonsmile Foundation | San Mateo High School Athletic Boosters San Mateo, CA | B | $32 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2022 | American Online Giving Foundation Inc | San Mateo High School Athletic Boosters San Mateo, CA | A | $7,208 | paid | GENERAL SUPPORT | 202340469349301209 |
| 2022 | Amazonsmile Foundation | San Mateo High School Athletic Boosters San Mateo, CA | B | $6 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2021 | Sapphire Foundation Inc | San Marino High School Titan Athletic Boosters San Marino, CA | D | $2,000 | paid | CHARITABLE CONTRIBUTION | 202211319349106056 |
| 2020 | Amazonsmile Foundation | San Mateo High School Athletic Boosters San Mateo, CA | B | $29 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2018 | Community Foundation for San Benito County | San Benito High School Athletic Department Hollister, CA | D | $13,000 | paid | GRAZING SCHOOL OF THE WEST | 201902579349300710 |
| 2018 | Community Foundation for San Benito County | San Benito High School Athletic Department Hollister, CA | D | $12,000 | paid | AKIING LAND LINE 3 | 201902579349300710 |
| 2018 | Sapphire Foundation Inc | San Marino High School Titan Athletic Boosters San Marino, CA | D | $3,000 | paid | CHARITABLE CONTRIBUTION | 201921339349100507 |
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.