funder-graph › Recipients
Who funds Friends of Princeton Open Space
EIN 23-7259355 · Princeton, NJ · NTEE C500
Friends of Princeton Open Space of Princeton, NJ (EIN 23-7259355) was named as a grant recipient by 21 funders in 70 grants paid totaling $980,866 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
$980,866
70 grants paid
Funders
21
distinct grantmakers
Tax years
2018–2025
as reported by funders
Funders
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 70 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | The David R and Patricia D Atkinson Foundation | Friends of Princeton Open Space Princeton, NJ | B | $30,000 | paid | GENERAL | 202641969349100619 |
| 2025 | Curtis W Mcgraw Foundation | Friends of Princeton Open Spaces Princeton, NJ | C | $15,000 | paid | UNRESTRICTED GENERAL | 202631489349100123 |
| 2025 | Charities Aid Foundation America | Friends of Princeton Open Space Princeton, NJ | A | $11,900 | paid | CHARITABLE DONATION | 202610489349300906 |
| 2025 | Leen Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $1,500 | paid | UNRESTRICTED SUPPORT OF ORGANIZATION'S TAX EXEMPT PURPOSE. | 202641679349100124 |
| 2025 | Atkins Family Foundation | Friends of Princeton Open Space Princeton, NJ | C | $1,000 | paid | GENERAL SUPPORT | 202631259349102293 |
| 2024 | Princeton Area Community Foundation Inc | Friends of Princeton Openspace Princeton, NJ | A | $35,600 | paid | General | 202543149349303939 |
| 2024 | The David R and Patricia D Atkinson Foundation | Friends of Princeton Open Space Princeton, NJ | B | $30,000 | paid | GENERAL | 202510159349100211 |
| 2024 | Mountain Lakes Holding Corp | Friends of Princeton Open Space Princeton, NJ | A | $25,000 | paid | CONTRIBUTION | 202520639349301102 |
| 2024 | George H and Estelle M Sands Foundation C/O Jeffrey H Sands Trustee | Friends of Princeton Open Space Princeton, NJ | B | $20,000 | paid | GENERAL | 202502099349100305 |
| 2024 | Curtis W Mcgraw Foundation | Friends of Princeton Open Space Princeton, NJ | B | $15,000 | paid | UNRESTRICTED GENERAL | 202511339349104716 |
| 2024 | American Online Giving Foundation Inc | Friends of Princeton Open Space Princeton, NJ | A | $5,506 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | Leen Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $2,000 | paid | UNRESTRICTED SUPPORT OF ORGANIZATION'S TAX EXEMPT PURPOSE. | 202532179349100003 |
| 2024 | Atkins Family Foundation | Friends of Princeton Open Space Princeton, NJ | C | $1,000 | paid | GENERAL OPERATING FUNDS | 202501279349100840 |
| 2023 | Mountain Lakes Holding Corp | Friends of Princeton Open Space Princeton, NJ | A | $40,000 | paid | CONTRIBUTION | 202441709349301014 |
| 2023 | The David R and Patricia D Atkinson Foundation | Friends of Princeton Open Space Princeton, NJ | B | $30,000 | paid | GENERAL | 202410169349100941 |
| 2023 | Princeton Area Community Foundation Inc | Friends of Princeton Open Space Princeton, NJ | A | $25,000 | paid | GENERAL | 202413199349315626 |
| 2023 | George H and Estelle M Sands Foundation C/O Jeffrey H Sands Trustee | Friends of Princeton Open Space Princeton, NJ | B | $10,000 | paid | GENERAL | 202432329349100608 |
| 2023 | Curtis W Mcgraw Foundation | Friends of Princeton Open Space Princeton, NJ | B | $10,000 | paid | UNRESTRICTED GENERAL | 202441519349101504 |
| 2023 | Larson Land Foundation | Friends of Princeton Open Space Inc Princeton, NJ | C | $5,000 | paid | SUPPORT OF DAILY OPERATIONS | 202403099349100325 |
| 2023 | Atkins Family Foundation | Friends of Princeton Open Space Princeton, NJ | C | $1,000 | paid | GENERAL OPERATING FUNDS | 202411109349102751 |
| 2023 | Fox Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $1,000 | paid | FOR PROGRAM SERVICES | 202513219349105416 |
| 2023 | Investors Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $500 | paid | GENERAL SUPPORT | 202441369349104889 |
| 2022 | George H and Estelle M Sands Foundation C/O Jeffrey H Sands Trustee | Friends of Princeton Open Space Princeton, NJ | B | $50,000 | paid | GENERAL | 202332519349100508 |
| 2022 | Mountain Lakes Holding Corp | Friends of Princeton Open Space Princeton, NJ | A | $25,000 | paid | CONTRIBUTION | 202320839349300222 |
| 2022 | The David R and Patricia D Atkinson Foundation | Friends of Princeton Open Space Princeton, NJ | B | $25,000 | paid | GENERAL | 202300179349100000 |
| 2022 | Curtis W Mcgraw Foundation | Friends of Princeton Open Space Princeton, NJ | B | $10,000 | paid | UNRESTRICTED GENERAL | 202331589349100428 |
| 2022 | The Seaver Endowment | Friends of Princeton University Water Polo Princeton, NJ | D | $5,000 | paid | TO SUPPORT HIGHER EDUCATION AND PROMOTE ATHLETIC EXCELLENCE | 202313109349100631 |
| 2022 | Pseg Foundation Inc | Friends of Princetonopenspace Inc Princeton, NJ | D | $1,500 | paid | Life Skills Parenting Program for Teen Parents | 202333189349103453 |
| 2022 | Tenacre Foundation | Friends of Princeton Open Space Princeton, NJ | B | $1,000 | paid | GENERAL SUPPORT | 202340749349100549 |
| 2022 | Atkins Family Foundation | Friends of Princeton Open Space Princeton, NJ | B | $1,000 | paid | GENERAL OPERATING FUNDS | 202341219349102244 |
| 2021 | The Trustees of Princeton University | Friends of Princeton Open Space Inc Princeton, NJ | A | $50,000 | paid | CONTRIBUTION | 202231369349305438 |
| 2021 | The David R and Patricia D Atkinson Foundation | Friends of Princeton Open Space Princeton, NJ | B | $25,000 | paid | GENERAL | 202200179349100015 |
| 2021 | Curtis W Mcgraw Foundation | Friends of Princeton Open Space Princeton, NJ | B | $10,000 | paid | UNRESTRICTED GENERAL | 202211589349101206 |
| 2021 | Mountain Lakes Holding Corp | Friends of Princeton Open Space Princeton, NJ | A | $10,000 | paid | CONTRIBUTION | 202210809349300881 |
| 2021 | George H and Estelle M Sands Foundation C/O Jeffrey H Sands Trustee | Friends of Princeton Open Space Princeton, NJ | B | $5,000 | paid | GENERAL | 202212519349100856 |
| 2021 | Investors Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $500 | paid | GENERAL SUPPORT | 202320739349100522 |
| 2021 | The J Robert & Barbara a Hillier Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $500 | paid | UNRESTRICTED | 202220839349100902 |
| 2020 | The David R and Patricia D Atkinson Foundation | Friends of Princeton Open Space Princeton, NJ | B | $25,000 | paid | GENERAL | 202100139349100805 |
| 2020 | Mountain Lakes Holding Corp | Friends of Princeton Open Space Princeton, NJ | A | $20,000 | paid | CONTRIBUTION | 202101399349300820 |
| 2020 | Princeton Area Community Foundation Inc | Friends of Princeton Open Space Princeton, NJ | A | $18,500 | paid | Friends Of Princeton Open Space (Fopos): Increasin | 202123199349311067 |
| 2020 | Curtis W Mcgraw Foundation | Friends of Princeton Open Space Princeton, NJ | B | $15,000 | paid | UNRESTRICTED GENERAL | 202121259349100207 |
| 2020 | Fidelity Investments Charitable Gift Fund | Friends of Princeton Open Space Princeton, NJ | A | $5,100 | paid | For grant recipient's exempt purposes | 202121359349300427 |
| 2020 | Mirnahill Foundation C/O Hillary Ford | Friends of Princeton Women's Volleyball Princeton, NJ | D | $5,000 | paid | UNRESTRICTED DONATION | 202113199349104691 |
| 2020 | George H and Estelle M Sands Foundation C/O Jeffrey H Sands Trustee | Friends of Princeton Open Space Princeton, NJ | B | $5,000 | paid | GENERAL | 202143059349100144 |
| 2020 | The Mellor Family Foundation C/O James R Mellor | Friends of Princeton Womens Volleyball Princeton, NJ | D | $5,000 | paid | GENERAL SUPPORT | 202141329349100424 |
| 2020 | Fox Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $1,000 | paid | FOR PROGRAM SERVICES | 202222729349101007 |
| 2020 | Leen Foundation Inc | Friends of Princeton Open Space Princeton, NJ | B | $1,000 | paid | UNRESTRICTED SUPPORT OF ORGANIZATION'S TAX EXEMPT PURPOSE. | 202101329349101225 |
| 2019 | Princeton Area Community Foundation Inc | Russell Sage Foundation New York, NY | A | $45,000 | paid | Special Issue | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Russell Sage Foundation New York, NY | A | $45,000 | paid | Special Issue | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Rutgers University Foundation New Brunswick, NJ | A | $25,100 | paid | Rutgers Business School | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Rutgers University Foundation New Brunswick, NJ | A | $25,100 | paid | Rutgers Business School | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Salvation Army Trenton, NJ | A | $22,450 | paid | general support | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Salvation Army Trenton, NJ | A | $22,450 | paid | general support | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Run With Veronica Inc Manasquan, NJ | A | $20,000 | paid | General support | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Run With Veronica Inc Manasquan, NJ | A | $20,000 | paid | General support | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Rock to the Future Philadelphia, PA | A | $11,500 | paid | strategic plan | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Rock to the Future Philadelphia, PA | A | $11,500 | paid | strategic plan | 202023189349301522 |
| 2019 | Curtis W Mcgraw Foundation | Friends of Princeton Open Space Princeton, NJ | B | $10,000 | paid | UNRESTRICTED GENERAL | 202021699349100907 |
| 2019 | Princeton Area Community Foundation Inc | Safesound Somerset Inc Hillsborough, NJ | A | $10,000 | paid | General support | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Safesound Somerset Inc Hillsborough, NJ | A | $10,000 | paid | General support | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Salesian Missions New Rochelle, NY | A | $10,000 | paid | general support | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Salesian Missions New Rochelle, NY | A | $10,000 | paid | general support | 202023189349301522 |
| 2019 | Mountain Lakes Holding Corp | Friends of Princeton Open Space Princeton, NJ | A | $10,000 | paid | CONTRIBUTION | 202030849349300318 |
| 2019 | Princeton Area Community Foundation Inc | Roebling Museum Roebling, NJ | A | $8,980 | paid | Rethinking Technology | 202023189349301522 |
| 2019 | Princeton Area Community Foundation Inc | Roebling Museum Roebling, NJ | A | $8,980 | paid | Rethinking Technology | 202023189349301522 |
| 2019 | Mirnahill Foundation C/O Hillary Ford | Friends of Princeton Women's Volleyball Princeton, NJ | D | $5,000 | paid | UNRESTRICTED DONATION | 202002249349101000 |
| 2019 | Leen Foundation Inc | Friends of Princeton Open Space Princeton, NJ | B | $1,000 | paid | UNRESTRICTED SUPPORT OF ORGANIZATION'S TAX EXEMPT PURPOSE. | 202101329349101970 |
| 2019 | Fox Foundation Inc | Friends of Princeton Open Space Princeton, NJ | C | $200 | paid | FOR PROGRAM SERVICES | 202242669349100104 |
| 2018 | Curtis W Mcgraw Foundation | Friends of Princeton Open Space Princeton, NJ | B | $10,000 | paid | UNRESTRICTED GENERAL | 201942209349100414 |
| 2018 | The Darwin Foundation Inc | Friends of Princeton Open Space Princeton, NJ | B | $2,500 | paid | GENERAL CONTRIBUTION TO CHARITY | 201922889349100327 |
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.