The SPIA Foundation - Marius Winkelman Trustee
The SPIA Foundation - Marius Winkelman Trustee is a private foundation, based in NEW YORK, NY. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $8.2M in total assets. In 2025, it awarded 3 grants totaling $15K. Net investment income was $4.7M.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$8.2M
+117.5% YoY
Annual Giving
$15K
+50.0% YoY
Grant Count
3
+50.0% YoY
Avg Grant Size
$5K
+0.0% YoY
About The SPIA Foundation - Marius Winkelman Trustee
Based on IRS filings
The SPIA Foundation - Marius Winkelman Trustee is a private foundation, based in NEW YORK, NY. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $8.2M in total assets. In 2025, it awarded 3 grants totaling $15K. Net investment income was $4.7M.
Ready to take the next step with The SPIA Foundation - Marius Winkelman Trustee?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $8,220,958 | $3,779,820 | $2,008,063 |
| Revenue | $-193,714 | $1,786,127 | $-366,566 |
| Expenses | $19,425 | $14,370 | $28,930 |
| Qualifying Distributions | $17,475 | $12,520 | $27,130 |
| Net Investment Income | $4,723,536 | $23,587 | $1,798 |
| Distributable Amount | $229,534 | $142,199 | $109,292 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
Grant Size Distribution
16 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Marius O Winkelman | Trustee | — | — |
| Dorinda P Winkelman | Trustee | — | — |
| Victoria P Winkelman-Dedet | Trustee | — | — |
| Colin F Winkelman | Trustee | — | — |
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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