Leonard & Beatrice Diener Foundation
Leonard & Beatrice Diener Foundation is a private foundation focused on Education, based in Hackensack, NJ. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $933K in total assets. In 2025, it awarded 3 grants totaling $110K. Net investment income was $133K.
Leonard & Beatrice Diener Foundation at a glance
In short: Leonard & Beatrice Diener Foundation gave $110K across 3 grants in 2025 (avg $37K), mostly in New Jersey. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $110,000
- +4.8% vs 2024
- Grants made (2025)
- 3
- +0.0% vs 2024
- Average grant
- $36,667
- +4.8% vs 2024
- Median grant
- $34,100
- Total assets
- $932,982
- +2.3% vs 2024
- Primary geography
- New Jersey (50% 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 Leonard & Beatrice Diener Foundation funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
The largest 2025 recipient was Jewish Educational Center ($55K). Together the top 3 received $110K.
Grant Size Distribution
15 grants across all recorded years
The most common grant size was under $50K: 13 grants of 15 (87%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 3 itemized grants.
States
Cities
How Leonard & Beatrice Diener Foundation gives
- Giving grew 22% from 2022 to 2025. Method
- In 2025 it paid out 152% 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 2020 to 2025, annual grant giving ranged from $80K (2020) to $110K (2025). In 2025 it made 3 grants totaling $110K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Jewish Educational Center Elizabeth, NJ | Religious & Educational | $55,000 |
| Yeshiva University NY, NY | Religious & Educational | $34,100 |
| Stern College-Yeshiva Univ NY, NY | Religious & Educational | $20,900 |
Ready to take the next step with Leonard & Beatrice Diener Foundation?
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 | $932,982 | $133,125 | $112,811 | $110,000 | 3 | $110,483 | $132,937 | $72,856 |
| 2024 | $912,270 | $51,415 | $108,983 | $104,950 | 3 | $106,588 | $134,653 | $70,606 |
| 2023 | $885,768 | $37,782 | $99,476 | $95,000 | 3 | $97,633 | $74,309 | $66,163 |
| 2022 | $909,670 | $29,484 | $92,847 | $90,000 | 3 | $91,193 | $73,626 | $68,155 |
| 2021 | $928,941 | $29,567 | $93,044 | $90,000 | 3 | $91,741 | $75,132 | $77,208 |
| 2020 | $946,013 | $30,200 | $83,056 | $80,000 | 3 | — | $66,957 | $67,616 |
Under IRS private-foundation payout rules, Leonard & Beatrice Diener Foundation reported a distributable amount of $73K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Leonard & Beatrice Diener Foundation's only listed officer is Adele Diener, Secretary on every filing since 2020 (compensated).
Officers on the 2025 filing
Adele Diener
Secretary
On filings since 2020
1 hr/week
$500 (2020) → $450 (2025)
Data from IRS Form 990 filings, 2020–2025. "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 $450, to Adele Diener (Secretary).
Frequently asked questions about Leonard & Beatrice Diener Foundation
How much does Leonard & Beatrice Diener Foundation give each year?
Leonard & Beatrice Diener Foundation gave $110K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $105K across 3 grants.
What is Leonard & Beatrice Diener Foundation's typical grant size?
Leonard & Beatrice Diener Foundation's median grant in 2025 was $34,100, and its average grant was $36,667, across 3 grants on its 2025 IRS Form 990-PF.
Where does Leonard & Beatrice Diener Foundation give grants?
Leonard & Beatrice Diener Foundation gives mostly in New Jersey: 50% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was New York (50%). The most frequent recipient cities were NY, NY (2 grants).
Does Leonard & Beatrice Diener Foundation give general operating support?
Not in 2025: none of the 3 grants with a stated purpose on Leonard & Beatrice Diener Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Religious & Educational" (3 grants).
How large is Leonard & Beatrice Diener Foundation?
Leonard & Beatrice Diener Foundation reported $933K in total assets on its 2025 IRS Form 990-PF. It paid out $110K in qualifying distributions that year, against a required minimum of $73K (roughly 5% of its investment assets).
What is Leonard & Beatrice Diener Foundation?
Leonard & Beatrice Diener Foundation is a private foundation focused on Education, based in Hackensack, NJ. It holds $933K in total assets as of 2025.
What is Leonard & Beatrice Diener Foundation's EIN?
Leonard & Beatrice Diener Foundation's EIN (Employer Identification Number) is 22-6058585. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 3, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 9, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 6, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 3, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 12, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS April 27, 2026)
Explore Open Grants
Browse active grant opportunities in Leonard & Beatrice Diener Foundation's focus areas in our free grants database
Similar Funders
Funders with grantees in common
The Wilf Family Foundation
Short Hills, NJ
The Wilf Family Foundation funds scholarships, program activities, and general operating support for charitable organizations; its 2025 grants ranged from $5,000 to $1 million, with a median of $6,000. Giving went primarily to organizations in Tennessee, followed by New Jersey. It supports preselected organizations only and does not accept unsolicited requests.
Assets
$63.6M
Grants
5
Total Given
$1.0M
The Friedman Family Foundation
New York, NY
The foundation supports a range of Jewish, educational, cultural, medical and science, counseling, domestic-violence, and homelessness organizations, with 2025 grants ranging from $1,000 to $18,000 and a median of $10,000. Its recent giving has gone to organizations in New York, New Jersey, and Washington, DC. It does not limit giving to preselected organizations and requests materials on organization letterhead describing activities and requirements.
Assets
$1.4M
Grants
12
Total Given
$120K
WMM Charitable Foundation Inc
Fair Lawn, NJ
WMM Charitable Foundation supports preselected qualified charitable organizations, including educational and religious organizations, with 2025 grants ranging from $2,500 to $52,500 (median $4,202). Its giving primarily went to New York and New Jersey, with some support in Maryland; it does not accept unsolicited requests.
Assets
$366K
Grants
17
Total Given
$252K
The so Charitable Trust
Forest Hills, NY
Assets
$1.6M
Grants
39
Total Given
$168K
The Mermelstein Foundation
New York, NY
The Mermelstein Foundation supports Jewish education, religious learning, community services, and humanitarian needs. Its 2025 grants ranged from $100 to $19,825, with a median of $1,000; most funding went to organizations in New York, with some support in New Jersey and other states. It funds only preselected charitable organizations and does not accept unsolicited requests.
Assets
$189K
Grants
46
Total Given
$141K
The Z S & M Wilf Foundation Inc
Short Hills, NJ
The foundation supports charitable organizations in education, health, Jewish community life, and youth programs, with most 2025 grant dollars going to New York and New Jersey recipients. Its 66 grants ranged from $1,000 to $1,612,500, with a median of $19,000. It gives only to preselected organizations and does not accept unsolicited requests.
Assets
$174.7M
Grants
66
Total Given
$5.6M
More similar funders
More Funders in New Jersey
The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open
Figures come from Leonard & Beatrice Diener Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
Leonard & Beatrice Diener Foundation down — hundreds of funders to go?