funder-graph › Recipients
Who funds Katie Oppo Research Fund Inc
EIN 45-4126286 · Manhasset, NY · NTEE G12
Katie Oppo Research Fund Inc of Manhasset, NY (EIN 45-4126286) was named as a grant recipient by 4 funders in 12 grants paid totaling $70,200 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
$70,200
12 grants paid
Funders
4
distinct grantmakers
Tax years
2020–2025
as reported by funders
Funders
| Funder | State | Match | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| National Philanthropic Trust 23-7825575 | PA | A | 3 | $40,000 | 2024 |
| Paypal Charitable Giving Fund 45-0931286 | DC | A | 2 | $28,520 | 2021 |
| Al & Peggy Dematteis Family Foundation C/O Keith Dematteis Director 11-3052224 | NY | B | 4 | $1,400 | 2025 |
| Amazonsmile Foundation 46-2626883 | WA | B | 3 | $280 | 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 12 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | Al & Peggy Dematteis Family Foundation C/O Keith Dematteis Director | Katie Oppo Research Fund Manhasset, NY | B | $400 | paid | GENERAL CHARITABLE FUNDING | 202631319349101958 |
| 2024 | National Philanthropic Trust | Katie Oppo Research Fund Inc Manhasset, NY | A | $10,000 | paid | RELIGION | 202511339349301311 |
| 2023 | Al & Peggy Dematteis Family Foundation C/O Keith Dematteis Director | Katie Oppo Research Fund Manhasset, NY | B | $250 | paid | GENERAL CHARITABLE FUNDING | 202411239349100216 |
| 2023 | Amazonsmile Foundation | Katie Oppo Research Fund Inc Manhasset, NY | B | $93 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2022 | Al & Peggy Dematteis Family Foundation C/O Keith Dematteis Director | Katie Oppo Research Fund Manhasset, NY | B | $500 | paid | GENERAL CHARITABLE FUNDING | 202311239349100611 |
| 2022 | Amazonsmile Foundation | Katie Oppo Research Fund Inc Manhasset, NY | B | $129 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2021 | Paypal Charitable Giving Fund | Katie Oppo Research Fund Inc Manhasset, NY | A | $18,481 | paid | General Support | 202232669349300528 |
| 2021 | National Philanthropic Trust | Katie Oppo Research Fund Inc Manhasset, NY | A | $10,000 | paid | HEALTH | 202231339349309863 |
| 2021 | Al & Peggy Dematteis Family Foundation C/O Keith Dematteis Director | Katie Oppo Research Fund Manhasset, NY | B | $250 | paid | GENERAL CHARITABLE FUNDING | 202221199349102012 |
| 2020 | National Philanthropic Trust | Katie Oppo Research Fund Inc Manhasset, NY | A | $20,000 | paid | HEALTH | 202121459349300307 |
| 2020 | Paypal Charitable Giving Fund | Katie Oppo Research Fund Inc Manhasset, NY | A | $10,039 | paid | General Support | 202123009349302102 |
| 2020 | Amazonsmile Foundation | Katie Oppo Research Fund Inc Manhasset, NY | B | $58 | paid | GENERAL SUPPORT | 202113199349100901 |
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.