funder-graph › Recipients
Who funds Jewish Big Brother & Big Sister Assn of Gr Boston Endowment Fund I
EIN 22-3283364 · Waltham, MA · NTEE O31
Jewish Big Brother & Big Sister Assn of Gr Boston Endowment Fund I of Waltham, MA (EIN 22-3283364) was named as a grant recipient by 9 funders in 29 grants paid totaling $514,196 in tax years 2020–2025, 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
$514,196
29 grants paid
Funders
9
distinct grantmakers
Tax years
2020–2025
as reported by funders
Funders
| Funder | State | Match | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Paul & Phyllis Fireman Charitable Foundation 22-2677986 | MA | D | 3 | $287,500 | 2023 |
| American Endowment Foundation 34-1747398 | OH | A | 4 | $101,300 | 2024 |
| Joseph and Rae Gann Charitable Foundation 65-6043241 | FL | D | 6 | $70,700 | 2025 |
| Schwab Charitable Fund 31-1640316 | CO | A | 3 | $22,212 | 2025 |
| The US Charitable Gift Trust 31-1663020 | MA | A | 1 | $18,000 | 2024 |
| One8 Foundation 04-6836735 | MA | D | 1 | $10,000 | 2020 |
| Atlas Foundation 22-3045728 | MA | D | 5 | $3,300 | 2024 |
| Maurer Family Foundation Inc C/O Jill Burnett 35-1787262 | IN | C | 3 | $1,101 | 2023 |
| Amazonsmile Foundation 46-2626883 | WA | C | 3 | $83 | 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 29 most recent grants naming this organization.
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.