funder-graph › Recipients
Who funds Harrison Greenberg Memorial Foundation
EIN 47-4200738 · Manhattan Bch, CA · NTEE P20
Harrison Greenberg Memorial Foundation of Manhattan Bch, CA (EIN 47-4200738) was named as a grant recipient by 11 funders in 17 grants paid totaling $865,117 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
$865,117
17 grants paid
Funders
11
distinct grantmakers
Tax years
2018–2025
as reported by funders
Funders
| Funder | State | Match | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Windsong Trust 56-2461733 | CA | BC | 5 | $575,000 | 2024 |
| Fidelity Investments Charitable Gift Fund 11-0303001 | MA | A | 2 | $210,100 | 2025 |
| National Philanthropic Trust 23-7825575 | PA | A | 1 | $27,500 | 2025 |
| Schwab Charitable Fund 31-1640316 | CA | A | 2 | $25,000 | 2022 |
| The Steel Partners Foundation 20-1227557 | CO | C | 1 | $10,000 | 2020 |
| Paul & Janice B Plotkin Family Foundation 26-1599886 | CA | B | 1 | $5,250 | 2022 |
| Morgan Stanley Global Impact Funding Trust Inc 52-7082731 | IN | C | 1 | $5,250 | 2020 |
| The Desantis Foundation C/O Steward Family Office 45-6718443 | CA | C | 1 | $5,000 | 2022 |
| Aaron & Sylvia Rothenberg Family Foundation Inc 65-0922300 | FL | C | 1 | $1,000 | 2020 |
| Guthrie Family Foundation 82-3266385 | CA | C | 1 | $1,000 | 2025 |
| Amazonsmile Foundation 46-2626883 | WA | B | 1 | $17 | 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 17 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | National Philanthropic Trust | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | A | $27,500 | paid | HUMAN SERVICES | 202601289349302480 |
| 2025 | Fidelity Investments Charitable Gift Fund | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | A | $10,000 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | Guthrie Family Foundation | Harrison Greenberg Foundation Manhattan Beach, CA | C | $1,000 | paid | Supporting the Roundhouse Aquarium with vital marine science and environmental education programs. | 202610899349100221 |
| 2024 | Windsong Trust | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | B | $150,000 | paid | EDUCATIONAL PROGRAM SUPPORT AT THE ROUNDHOUSE AQUARIUM | 202502909349100700 |
| 2023 | Windsong Trust | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | B | $125,000 | paid | EDUCATIONAL PROGRAM SUPPORT AT THE ROUNDHOUSE AQUARIUM | 202423209349108497 |
| 2023 | Amazonsmile Foundation | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | B | $17 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2022 | Windsong Trust | Harrison Greenberg Foundation Manhattan Beach, CA | C | $100,000 | paid | EDUCATIONAL PROGRAMS AT ROUNDHOUSE AQUARIUM | 202323199349100812 |
| 2022 | Schwab Charitable Fund | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | A | $7,500 | paid | HUMAN SERVICES | 202330939349300403 |
| 2022 | Paul & Janice B Plotkin Family Foundation | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | B | $5,250 | paid | PROVIDE SUPPORT FOR THE ROUNDHOUSE AQUARIUM | 202332879349100413 |
| 2022 | The Desantis Foundation C/O Steward Family Office | Harrison Greenberg Foundation Manhattan Beach, CA | C | $5,000 | paid | GENERAL FUND | 202302849349100745 |
| 2021 | Windsong Trust | Harrison-Greenberg Foundation Manhattan Beach, CA | C | $100,000 | paid | EDUCATIONAL PROGRAM SUPPORT AT THE MANHATTAN BEACH ROUNDHOUSE AQUARIUM | 202433589349100123 |
| 2020 | Windsong Trust | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | B | $100,000 | paid | EDUCATIONAL PROGRAM SUPPORT | 202133189349100303 |
| 2020 | The Steel Partners Foundation | The Harrison Greenberg Foundation Manhattan Bch, CA | C | $10,000 | paid | PROVIDE IMPORTANT MARINE AND ENVIRONMENTAL EDUCATION | 202130419349100203 |
| 2020 | Morgan Stanley Global Impact Funding Trust Inc | Harrison Greenberg Foundation Manhattan Beach, CA | C | $5,250 | paid | UNRESTRICTED GENERAL SUPPORT | 202143219349301454 |
| 2020 | Aaron & Sylvia Rothenberg Family Foundation Inc | Harrison Greenberg Foundation Manhattan Beach, CA | C | $1,000 | paid | GIVEN TO PRESELECTED ORGANIZATIONS | 202131309349100908 |
| 2018 | Fidelity Investments Charitable Gift Fund | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | A | $200,100 | paid | FOR GRANT RECIPIENT'S EXEMPT PURPOSES | 201931359349301478 |
| 2018 | Schwab Charitable Fund | Harrison Greenberg Memorial Foundation Manhattan Beach, CA | A | $17,500 | paid | HEALTH & HUMAN SERVICES | 201930459349302018 |
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.