New York · Private foundation
The SPIA Foundation - Marius Winkelman Trustee
Its FY2026 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.
- $685k
- Granted FY2026(still arriving)
- 6
- Grants FY2026
- 3
- Organizations funded FY2025
- 67%
- First-time grantees FY2025
Read this first · the figures below need context
88% of The SPIA Foundation - Marius Winkelman Trustee’s FY2026 grant dollars went to Trustees Of The University Of Pennsylvania, not to grantees.
Its money now reaches organizations through that sponsor, which does not report who recommended each grant. FY2026 names 4 organizations directly, so a portfolio cannot be read from it.
Organizations named directly on the return
Amber years are those where most dollars went to a sponsor.
- Median grant, FY2026
- $50,000
- Largest grant, FY2026
- $500,000
- Organizations funded a year
- 1 to 5
- FY2021 to FY2025
- States reached, FY2026
- 4
- Total assets, FY2026
- $8.4M
- Applications
- Preselected organizations only
- Per its most recent filing; check its own site
How open it is to new grantees
In FY2025, 67% of the organizations The SPIA Foundation - Marius Winkelman Trustee funded were first-time grantees, receiving 67% of its grant dollars.
New vs renewed · share of each year
In FY2025, 33% of grant dollars renewed an existing relationship; $10k went to new ones.
Where new relationships form · theme of each grantee’s first grant
How this is measured
The numbers by year
| Fiscal year | Organizations funded | To those organizations | First-time grantees |
|---|---|---|---|
| FY2026still arriving | 4 | $85k | 75% |
| FY2025 | 3 | $15k | 67% |
| FY2024 | 2 | $10k | 0% |
| FY2023 | 4 | $25k | 75% |
| FY2022 | 5 | $30k | 100% |
| FY2021 | 1 | $5k | n/a |
What it funded, over time
Every grant placed by its stated purpose and the recipient’s mission, by year, FY2021 to 2026.
Top grantees
Largest recipients by total granted, FY2021 to FY2026, and the share of each one’s budget the grants supplied at peak.
| Grantee | Total granted | Years | Share of their budget |
|---|---|---|---|
| Founding Fish Network Inc | $50,000 | 1 | n/a |
| High Hopes Therapeutic Riding Inc | $25,000 | 1 | n/a |
| Voices of September 11 Inc | $10,000 | 2 | 1% |
| Friends Seminary | $10,000 | 1 | n/a |
| World Central Kitchen Inc | $10,000 | 1 | 0% |
| Readworksinc | $5,000 | 1 | 0% |
| The Macula Foundation Inc | $5,000 | 1 | n/a |
| Playwrights Horizons Inc | $5,000 | 1 | 0% |
| Essex Land Trust Inc | $5,000 | 1 | n/a |
| New York Yacht Club Foundation | $5,000 | 1 | 0% |
What it could do for these grantees
Plus 4 recipients with no EIN on record ($40k), not named here.
Co-funders
Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.
Open a dossier: Morgan Stanley Global Impact Funding Trust Inc · Vanguard Charitable Endowment Program · National Philanthropic Trust · Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund · Amazonsmile Foundation
How this is measured
Compare The SPIA Foundation - Marius Winkelman Trustee with peer funders
About The SPIA Foundation - Marius Winkelman Trustee
- How much does The SPIA Foundation - Marius Winkelman Trustee give?
- The SPIA Foundation - Marius Winkelman Trustee reported 6 grants totaling $685,000 in its FY2026 IRS filing. It funded between 1 and 5 organizations a year over FY2021 to FY2025.
- What does The SPIA Foundation - Marius Winkelman Trustee fund?
- By grant dollars over FY2021 to FY2026, its largest causes are Education (67%), Environment (19%), Health (5%).
- Who are The SPIA Foundation - Marius Winkelman Trustee's largest grantees?
- By total granted over FY2021 to FY2026: Founding Fish Network Inc ($50k), High Hopes Therapeutic Riding Inc ($25k), Voices of September 11 Inc ($10k).
- Does The SPIA Foundation - Marius Winkelman Trustee fund new organizations?
- In FY2025, 67% of the organizations it funded were first-time grantees.
- Does The SPIA Foundation - Marius Winkelman Trustee accept unsolicited applications?
- Its most recent filing reports that it funds preselected organizations and does not take unsolicited requests. Check the foundation's own site before ruling it out.
- Which funders back the same organizations as The SPIA Foundation - Marius Winkelman Trustee?
- Its strongest co-funders, measured against what their size predicts, include Morgan Stanley Global Impact Funding Trust Inc, Vanguard Charitable Endowment Program, National Philanthropic Trust.
- Where is The SPIA Foundation - Marius Winkelman Trustee based?
- The SPIA Foundation - Marius Winkelman Trustee is based in NY.
Play a game based on SPIA Foundation - Marius Winkelman Trustee’s filings →