Jonathan & Marjorie Slass Foundation
Jonathan & Marjorie Slass Foundation is a private foundation, based in Warren, NJ. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $363 in total assets.
Key facts about Jonathan & Marjorie Slass Foundation
- EIN
- 90-0587767
- Latest 990 filing
- Form 990-PF, 2025
- Total assets
- $363
Data from IRS Form 990-PF, 2025; updated September 2026.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$363
+0.0% YoY
Revenue
—
Expenses
—
-100.0% YoY
Under IRS private-foundation payout rules, Jonathan & Marjorie Slass Foundation reported a distributable amount of $18 for 2025 — the minimum it must pay out in qualifying distributions.
How Jonathan & Marjorie Slass Foundation gives
- Giving fell 100% from 2020 to 2023. Method
- In 2024 it paid out 172% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2023, annual grant giving ranged from $100 (2023) to $76K (2019). In 2023 it made 1 grant totaling $100.
Grant Insights
How this funder distributes its grants
Grant Size Distribution
2 grants across all recorded years
The most common grant size was under $50K: 2 grants of 2 (100%).
Giving History
Grant recipients and amounts by year
No grants recorded for 2025.
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $363 | $363 | $394 |
| Revenue | — | — | $3 |
| Expenses | — | $31 | $161 |
| Qualifying Distributions | — | $31 | $160 |
| Net Investment Income | — | — | $2 |
| Distributable Amount | $18 | $18 | $23 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2024 (received by the IRS November 14, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS May 1, 2026)
- Added Form 990-PF for fiscal year 2019 (received by the IRS April 16, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 17, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS March 8, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS November 3, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 23, 2024)
Leadership & Key People
Officers and directors from IRS filings
Jonathan & Marjorie Slass Foundation's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Jonathan Slass
Trustee
On filings since 2019
0.5 hrs/week
No compensation reported
Marjorie Slass
Trustee
On filings since 2019
0.5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Jonathan & Marjorie Slass Foundation
How large is Jonathan & Marjorie Slass Foundation?
Jonathan & Marjorie Slass Foundation reported $363 in total assets on its 2025 IRS Form 990-PF.
Where does Jonathan & Marjorie Slass Foundation operate?
Jonathan & Marjorie Slass Foundation has awarded grants in California, District of Columbia, Indiana, Maryland, Michigan, New Jersey, New York, South Carolina, Tennessee, Texas.
How much is Jonathan & Marjorie Slass Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, Jonathan & Marjorie Slass Foundation reported a distributable amount of $18 on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Jonathan & Marjorie Slass Foundation's EIN?
Jonathan & Marjorie Slass Foundation's EIN (Employer Identification Number) is 90-0587767. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Here's the math on researching Jonathan & Marjorie Slass Foundation by hand.
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