Helen & William Mazer Foundation
The Helen & William Mazer Foundation is a private family foundation established in 1999 and incorporated in Delaware. Based in Berkeley Heights, New Jersey, the foundation focuses on charitable giving across education, human services, and philanthropic support.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$17.3M
+0.3% YoY
Annual Giving
$975K
+3.4% YoY
Grant Count
119
+8.2% YoY
Avg Grant Size
$8K
-4.4% YoY
Mission & Focus Areas
The foundation's primary funding interests include:
- Education — with particular emphasis on science education and STEM
- Human Services
- Philanthropy, Voluntarism & Grantmaking
The foundation supports charitable purposes broadly, with a geographic concentration in New York, New Jersey, and Massachusetts.
Grantmaking
Grant Range
s & Activity:**
Ready to take the next step with Helen & William Mazer Foundation?
Geographic Focus
Where this funder awards grants
The foundation primarily funds organizations in New York, New Jersey, and Massachusetts.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
Assets & Revenue (as of 2024):
- Total assets: $17,292,778 to $17,345,449
- Total annual giving: $975,000
- Total revenues: $1,745,613
- Total expenses: $1,108,876
- Investment income and dividends: $598,387
Staffing:
- The foundation operates with no employees
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $17,345,449 | $17,292,778 | $16,656,041 |
| Revenue | $1,214,066 | $1,745,613 | $673,529 |
| Expenses | $1,159,645 | $1,108,876 | $1,194,896 |
| Qualifying Distributions | $999,851 | $975,440 | $1,103,065 |
| Net Investment Income | $1,094,228 | $1,612,177 | $531,698 |
| Distributable Amount | $939,544 | $984,345 | $1,104,777 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
Grant Size Distribution
250 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| LINDA BERKOWITZ | PRESIDENT | 0.5 | — |
| LEONARD BERKOWITZ | TREASURER | 2 | — |
| ALAN BERKOWITZ | DIRECTOR | 0.5 | — |
| DAVID BERKOWITZ | DIRECTOR | 0.5 | — |
| STEVEN BERCU | DIRECTOR | 2 | $9,500 |
Contact Information
Helen & William Mazer Foundation PO Box 542 Berkeley Heights, NJ 07922-0542 United States
Telephone: 908-464-8221
EIN: 02-0511160
Subject Areas
Focus areas based on grantmaking activity
Related Funders
Similar funders by location and focus area
Laborers Intl Union of 472 Hcl
NEWARK, NJ
Assets
$61.5M
Grants
1
Total Given
$179K
The Community Chest of Englewood
ENGLEWOOD, NJ
Assets
$491K
Grants
5
Total Given
$38K
Margaret a Darrin Charitable Trust
FLORHAM PARK, NJ
Assets
$111.3M
Grants
61
Total Given
$6.9M
Anplr Religious Education Inc
PASSAIC, NJ
Assets
$19K
Grants
0
Total Given
—
New Digital Trade Coalition Ndtc
NORTH BERGEN, NJ
Assets
$300
Grants
0
Total Given
—
Stephen J Machuta Scholarship Trust
PENNINGTON, NJ
Assets
$1.9M
Grants
1
Total Given
$70K
Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with Helen & William Mazer Foundation on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities