NSN Foundation Inc
NSN Foundation Inc is a private foundation, based in Roseland, NJ. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $171.0M in total assets. In 2024, it awarded 3 grants totaling $279.0M. Net investment income was $7.0M.
NSN Foundation Inc at a glance
In short: NSN Foundation Inc gave $279.0M across 3 grants in 2024 (avg $93.0M), mostly in New Jersey. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $279,000,000
- -33.5% vs 2023
- Grants made (2024)
- 3
- +0.0% vs 2023
- Average grant
- $93,000,000
- -33.5% vs 2023
- Median grant
- $100,000,000
- Total assets
- $170,983,645
- +110.4% vs 2023
- Primary geography
- New Jersey (77% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated September 2026.
Who NSN Foundation Inc funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2024
The largest 2024 recipient was High Q Foundation Inc Attn Ken Slutsky Tax Exempt Inst Grp ($115.0M). Together the top 3 received $279.0M.
Grant Size Distribution
11 grants across all recorded years
The most common grant size was $5M or more: 11 grants of 11 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 3 itemized grants.
States
Cities
How NSN Foundation Inc gives
- Giving grew 1450% from 2021 to 2024. Method
- In 2024 it paid out well above its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $18.0M (2021) to $419.9M (2023). In 2024 it made 3 grants totaling $279.0M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| High Q Foundation Inc Attn Ken Slutsky Tax Exempt Inst Grp Roseland, NJ | To increase the charitable endowment which shall serve as a philanthropic fund for the primary purpose of supporting suitable clinical trials. | $115,000,000 |
| CHDI Foundation Inc Attn Ken Slutsky Tax Exempt Inst Grp Roseland, NJ | To further CHDI's direct charitable activities of promoting and assisting in medical and scientific research in the field of neurodegenerative diseases. | $100,000,000 |
| Jewish Communal Fund New York, NY | For the general fund of the charity | $64,000,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $170,983,645 | $377,081,963 | $287,640,678 | $279,000,000 | 3 | $279,000,000 | $6,990,403 | $6,196,175 |
| 2023 | $81,276,811 | $3,447,551 | $419,961,747 | $419,861,396 | 3 | $419,861,396 | $3,394,382 | $14,929,976 |
| 2022 | $486,686,288 | $771,025,597 | $334,058,708 | $334,000,000 | 3 | $334,000,000 | $2,939,586 | $28,618,954 |
| 2021 | $55,407,565 | $72,760,212 | $18,001,062 | $18,000,000 | 1 | — | $3,809 | $2,172,772 |
| 2020 | $648,415 | $34,189,066 | $40,501,719 | $40,500,000 | 1 | — | $63,066 | $577,986 |
Under IRS private-foundation payout rules, NSN Foundation Inc reported a distributable amount of $6.2M for 2024 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
NSN Foundation Inc is led by Kenneth J Slutsky, Director, President & Assistant Treasurer since 2024 (on filings since 2020); none of the 5 officers listed in 2024 report compensation.
Officers on the 2024 filing
Kenneth J Slutsky
Director, President & Assistant Treasurer
President & Treasurer → Director, President & Assistant Treasurer, 2024
On filings since 2020
0.1 hrs/week
No compensation reported
David Mills
Director, Vice President & Secretary
Vice President & Secretary → Director, Vice President & Secretary, 2024
On filings since 2020
0.1 hrs/week
No compensation reported
John L Berger
Director, Vice President & Assistant Secretary
Vice President & Assistant Secretary → Director, Vice President & Assistant Secretary, 2024
On filings since 2020
0.1 hrs/week
No compensation reported
NISON Mangement LLC
Member
On filings since 2020
0.2 hrs/week
No compensation reported
Timothy I Hentzel
Vice President & Treasurer
New on the 2024 filing
0.1 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "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 NSN Foundation Inc
How much does NSN Foundation Inc give each year?
NSN Foundation Inc gave $279.0M across 3 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $419.9M across 3 grants.
What is NSN Foundation Inc's typical grant size?
NSN Foundation Inc's median grant in 2024 was $100,000,000, and its average grant was $93,000,000, across 3 grants on its 2024 IRS Form 990-PF.
Where does NSN Foundation Inc give grants?
NSN Foundation Inc gives mostly in New Jersey: 77% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest state was New York (23%). The most frequent recipient cities were Roseland, NJ (2 grants).
Does NSN Foundation Inc give general operating support?
Yes: 33% of NSN Foundation Inc's 2024 grants with a stated purpose (1 of 3) were for general or operating support, per its 2024 IRS Form 990-PF.
How large is NSN Foundation Inc?
NSN Foundation Inc reported $171.0M in total assets on its 2024 IRS Form 990-PF. It paid out $279.0M in qualifying distributions that year, against a required minimum of $6.2M (roughly 5% of its investment assets).
What is NSN Foundation Inc's EIN?
NSN Foundation Inc's EIN (Employer Identification Number) is 22-3769097. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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