John F & Dorothy Knippenberg
John F & Dorothy Knippenberg is a private foundation, based in Wayne, NJ. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $798K in total assets. In 2025, it awarded 2 grants totaling $60K. Net investment income was $26K.
John F & Dorothy Knippenberg at a glance
In short: John F & Dorothy Knippenberg gave $60K across 2 grants in 2025 (avg $30K), mostly in New Jersey. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $59,925
- +71.6% vs 2024
- Grants made (2025)
- 2
- +100.0% vs 2024
- Average grant
- $29,963
- -14.2% vs 2024
- Median grant
- $29,963
- Total assets
- $797,900
- -5.2% vs 2024
- Primary geography
- New Jersey (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who John F & Dorothy Knippenberg funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
The largest 2025 recipient was Township of Wayne ($40K). Together the top 2 received $60K.
Grant Size Distribution
6 grants across all recorded years
The most common grant size was under $50K: 6 grants of 6 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 2 itemized grants.
States
Cities
How John F & Dorothy Knippenberg gives
- Giving grew 47% from 2022 to 2025. Method
- In 2025 it paid out 144% of 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 2019 to 2025, annual grant giving ranged from $32K (2019) to $60K (2025). In 2025 it made 2 grants totaling $60K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Township of Wayne Wayne, NJ | Funds for Upkeep of Town Gardens | $39,925 |
| Friends of Laurelwood Arboretum Inc Wayne, NJ | Beautificaion & Maintenance | $20,000 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $797,900 | $28,694 | $72,228 | $59,925 | 2 | $61,865 | $26,403 | $43,111 |
| 2024 | $841,344 | $32,824 | $46,513 | $34,915 | 1 | $36,710 | $24,869 | $41,720 |
| 2023 | $854,998 | $24,886 | $50,619 | $39,604 | 1 | $46,353 | $21,962 | $41,664 |
| 2022 | $880,706 | $31,455 | $52,688 | $40,883 | 1 | $47,488 | $25,431 | $46,209 |
| 2021 | $901,914 | $40,503 | $52,505 | $40,335 | 1 | — | $24,596 | $47,829 |
| 2020 | $913,866 | $35,480 | $51,920 | $39,839 | 1 | — | $30,968 | $47,266 |
| 2019 | $930,281 | $40,210 | $44,319 | $32,000 | 1 | — | $36,638 | $47,005 |
Under IRS private-foundation payout rules, John F & Dorothy Knippenberg reported a distributable amount of $43K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
John F & Dorothy Knippenberg is led by A. Michael Rubin, Trustee on every filing since 2019 — the only officer listed, and compensated.
Officers on the 2025 filing
A. Michael Rubin
Trustee
On filings since 2019
5 hrs/week
$5K (2019) → $5K (2025)
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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $5K, to A Michael Rubin (Trustee).
Frequently asked questions about John F & Dorothy Knippenberg
How much does John F & Dorothy Knippenberg give each year?
John F & Dorothy Knippenberg gave $60K across 2 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $35K across 1 grant.
How large is John F & Dorothy Knippenberg?
John F & Dorothy Knippenberg reported $798K in total assets on its 2025 IRS Form 990-PF. It paid out $62K in qualifying distributions that year, against a required minimum of $43K (roughly 5% of its investment assets).
Where does John F & Dorothy Knippenberg operate?
John F & Dorothy Knippenberg has awarded grants in New Jersey.
What is John F & Dorothy Knippenberg's EIN?
John F & Dorothy Knippenberg's EIN (Employer Identification Number) is 20-7193931. 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.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS February 11, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS March 11, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS March 28, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS April 3, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS February 6, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS February 15, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS February 27, 2026)
- IRS filings on file for fiscal years 2019–2025
Live grants for the work John F & Dorothy Knippenberg funds
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