funder-graph › Recipients
Who funds Mammoth High School Booster Club
EIN 77-0529260 · Mammoth Lakes, CA · NTEE B80
Mammoth High School Booster Club of Mammoth Lakes, CA (EIN 77-0529260) was named as a grant recipient by 6 funders in 18 grants paid totaling $162,714 in tax years 2019–2025, 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
$162,714
18 grants paid
Funders
6
distinct grantmakers
Tax years
2019–2025
as reported by funders
Funders
| Funder | State | Match | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Mammoth Mountain Community Foundation Inc 26-4368015 | CA | CD | 7 | $104,301 | 2023 |
| American Online Giving Foundation Inc 81-0739440 | DE | A | 2 | $29,550 | 2025 |
| Mammoth Community Foundation 77-0549615 | CA | A | 2 | $22,035 | 2023 |
| The Albertsons Companies Foundation 91-2144510 | CA | A | 1 | $5,000 | 2020 |
| Kirsonis Family Foundation 54-6510745 | CA | C | 3 | $1,500 | 2023 |
| Amazonsmile Foundation 46-2626883 | WA | B | 3 | $328 | 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 18 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | American Online Giving Foundation Inc | Mammoth High School Booster Club Mammoth Lakes, CA | A | $14,775 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | American Online Giving Foundation Inc | Mammoth High School Booster Club Mammoth Lakes, CA | A | $14,775 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2023 | Mammoth Mountain Community Foundation Inc | Mammoth High School Mammoth Lakes, CA | D | $60,903 | paid | Athletic Programs | 202422279349303667 |
| 2023 | Mammoth Community Foundation | Mhs Booster Club Mammoth Lakes, CA | A | $14,200 | paid | ECONOMIC DEVELOPMENT ASSISTANCE | 202421299349301047 |
| 2023 | Mammoth Mountain Community Foundation Inc | Mammoth High School Boosters Mammoth Lakes, CA | C | $13,500 | paid | MHS Boys Soccer Uniforms and Field work | 202422279349303667 |
| 2023 | Kirsonis Family Foundation | Mammoth High School Boosters Mammoth Lakes, CA | C | $500 | paid | FINANCIAL SUPPORT | 202403189349102480 |
| 2023 | Amazonsmile Foundation | Mammoth High School Booster Club Mammoth Lakes, CA | B | $85 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2022 | Mammoth Community Foundation | Mhs Booster Club Mammoth Lakes, CA | A | $7,835 | paid | ECONOMIC DEVELOPMENT ASSISTANCE | 202302919349302020 |
| 2022 | Mammoth Mountain Community Foundation Inc | Mammoth High School Boosters Mammoth Lakes, CA | C | $2,800 + $5,273 non-cash | paid | MHS Boys Soccer Uniforms and Field work | 202332659349301323 |
| 2022 | Kirsonis Family Foundation | Mammoth High School Boosters Mammoth Lakes, CA | C | $500 | paid | FINANCIAL SUPPORT | 202343259349100609 |
| 2022 | Amazonsmile Foundation | Mammoth High School Booster Club Mammoth Lakes, CA | B | $114 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2021 | Mammoth Mountain Community Foundation Inc | Mammoth High School Mammoth Lakes, CA | D | $5,000 | paid | Athletic Program | 202241249349303069 |
| 2021 | Mammoth Mountain Community Foundation Inc | Mammoth High School Boosters Mammoth Lakes, CA | C | $4,000 | paid | Athletic Program | 202241249349303069 |
| 2020 | Mammoth Mountain Community Foundation Inc | Mammoth High School Boosters Mammoth Lakes, CA | C | $10,000 | paid | Athletic Program | 202121899349300327 |
| 2020 | The Albertsons Companies Foundation | Mammoth High School Booster Club Mammoth Lakes, CA | A | $5,000 | paid | GENERAL ASSISTANCE | 202133159349304603 |
| 2020 | Kirsonis Family Foundation | Mammoth High School Boosters Mammoth Lakes, CA | C | $500 | paid | FINANCIAL SUPPORT | 202142399349100119 |
| 2020 | Amazonsmile Foundation | Mammoth High School Booster Club Mammoth Lakes, CA | B | $129 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2019 | Mammoth Mountain Community Foundation Inc | Mammoth High School Boosters Mammoth Lakes, CA | C | $8,098 | paid | Athletic Programs | 202012179349301481 |
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.