William & Leona Lorberbaum
WILLIAM & LEONA LORBERBAUM is a private foundation based in Plattsburgh, New York. It made 16 grants totaling $12,490 in filing year 2025, supporting charitable organizations in several states and Washington, DC.
Key facts about William & Leona Lorberbaum
In short: William & Leona Lorberbaum gave $12K across 16 grants in 2025 (avg $780.625), mostly in New York. 31% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- EIN
- 11-3346508
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $12,490
- Grants made (2025)
- 16
- Average grant
- $781
- Median grant
- $750
- New grantees (estimate)
- 31% first-time grantees (5 of 16, 2025)
- Total assets
- $274,503
- Primary geography
- New York (50% of itemized 2025 grant dollars)
- Accepts unsolicited proposals
- No
- How to apply
- The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓
Data from IRS Form 990-PF, 2025; updated September 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$275K
+44.3% YoY
Annual Giving
$12K
-10.8% YoY
Grant Count
16
-5.9% YoY
Avg Grant Size
$780.625
-5.2% YoY
Is William & Leona Lorberbaum open to new grantees?
31%
first-time grantees, 2025
In 2025, 5 of 16 grantees (31%) were first-time recipients. First grants averaged $312; repeat grants $994. How we count
Medians: $180 first-time, $1K repeat.
- 69% of 2025 grantees were also funded in 2024. Method
- Giving held roughly steady from 2022 to 2025 (−17%). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2025 grants went to organizations including Jewish and Israeli organizations, a Holocaust memorial museum, a government-accountability organization, and a regional nature center. Judicial Watch Inc., which received $1,000, describes its own mission as promoting integrity, transparency, and accountability in government and fidelity to the rule of law through public advocacy, litigation, monitoring, and investigation.
Grantmaking
In filing year 2025, the foundation reported 16 grants totaling $12,490. Grants ranged from $100 to $2,000, with a median of $750. Listed grants included $2,000 each to Friends of the IDF and Magen David Adom; $1,805 to Temple Beth Israel in Plattsburgh; and $1,000 each to Hadassah, Holocaust Memorial Museum, Judicial Watch, Beit Charverim, and Jewish Nationa Fund. The listed grant purposes were general.
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Geographic Focus
Where this funder awards grants
In 2025, 50% of grant dollars went to recipients in New York and 32% to recipients in Washington, DC. Other reported recipient-state shares were Utah, 10%; Virginia, 4%; and Kansas, 1%.
Grant Distribution by State
Share of all 16 itemized 2025 grant dollars.
States
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $12K (2025) to $16K (2020). In 2025 it made 16 grants totaling $12K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Friends of the Idf ($2K). Together the top 10 received $12K.
Grant Size Distribution
88 grants across all recorded years
The most common grant size was under $50K: 88 grants of 88 (100%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Friends of the Idf New York, NY | General | $2,000 |
| Magen David Adom Washington, DC | General | $2,000 |
| Temple Beth Israel Plattsburgh, NY | General | $1,805 |
| Hadassah New York, NY | General | $1,000 |
| Holocaust Memorial Museum Washington, DC | General | $1,000 |
| Judicial Watch Washington, DC | General | $1,000 |
| Beit Charverim Ivins, UT | General | $1,000 |
| Jewish Nationa Fund Hicksville, NY | General | $1,000 |
| World Jewish Congress Merrifield, VA | General | $500 |
| The Wild Center Tupper Lake, NY | General | $250 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Assets | Revenue | Expenses | Grants |
|---|---|---|---|---|
| 2025 | $274,503 | $13,098 | $16,546 | $12,490 (16 grants) |
| 2024 | $190,271 | $10,914 | $16,072 | $14,005 (17 grants) |
| 2023 | $197,867 | $5,822 | $19,885 | $14,068 (14 grants) |
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $274,503 | $190,271 | $197,867 |
| Revenue | $13,098 | $10,914 | $5,822 |
| Expenses | $16,546 | $16,072 | $19,885 |
| Qualifying Distributions | $12,490 | $14,005 | $14,068 |
| Net Investment Income | $9,042 | $8,847 | $5 |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS June 1, 2026)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Marilyn Lorberbaum as president and Robert Lorberbaum as secretary.
William & Leona Lorberbaum is led by Marilyn Lorberbaum, President on every filing since 2020; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Marilyn Lorberbaum
President
On filings since 2020
No compensation reported
Robert Lorberbaum
Secretary
On filings since 2020
No compensation reported
Former officers (2)
- Former: Edwin Perlstein (2020–2023) — Vice President
- Former: Lawrence Lorberbaum (2020–2023) — Treasurer
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.
Contact
Mailing address: 113 Wood Cliff Dr, Plattsburgh, NY 12901-6056
Phone: (518) 561-4854
Frequently asked questions about William & Leona Lorberbaum
How much does William & Leona Lorberbaum give each year?
William & Leona Lorberbaum gave $12K across 16 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $14K across 17 grants.
What is William & Leona Lorberbaum's typical grant size?
William & Leona Lorberbaum's median grant in 2025 was $750, and its average grant was $781, across 16 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from William & Leona Lorberbaum that year got $312 on average.
Where does William & Leona Lorberbaum give grants?
William & Leona Lorberbaum gives mostly in New York: 50% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were District of Columbia (32%) and Utah (10%). The most frequent recipient cities were Washington, DC (3 grants), New York, NY (2 grants), Plattsburgh, NY (2 grants) and St George, UT (2 grants).
Does William & Leona Lorberbaum give general operating support?
Yes: 100% of William & Leona Lorberbaum's 2025 grants with a stated purpose (16 of 16) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are William & Leona Lorberbaum's largest grantees?
William & Leona Lorberbaum's largest 2025 grantees include Friends of the Idf ($2,000), Magen David Adom ($2,000) and Temple Beth Israel ($1,805), according to its 2025 IRS Form 990-PF. Together they received 46% of its itemized 2025 grant dollars.
How large is William & Leona Lorberbaum?
William & Leona Lorberbaum reported $275K in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $13K.
What does William & Leona Lorberbaum fund?
No mission statement for the foundation is provided. Its 2025 grants went to organizations including Jewish and Israeli organizations, a Holocaust memorial museum, a government-accountability organization, and a regional nature center. See mission & focus areas ↑
How do I apply for a grant from William & Leona Lorberbaum?
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is William & Leona Lorberbaum's EIN?
William & Leona Lorberbaum's EIN (Employer Identification Number) is 11-3346508. IRS Form 990 filing data is available on this page for 2020–2025.
Does William & Leona Lorberbaum accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
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