Louis E Wolfson Foundation
Louis E Wolfson Foundation is a private foundation, based in WESTON, MA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $515K in total assets. Net investment income was $17K.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$515K
+1.0% YoY
Revenue
$17K
-8.5% YoY
Net Investment Income
$17K
-8.5% YoY
Expenses
$12K
-26.3% YoY
Under IRS private-foundation payout rules, Louis E Wolfson Foundation reported a distributable amount of $25K for 2025 — the minimum it must pay out in qualifying distributions.
About Louis E Wolfson Foundation
Based on IRS filings
Louis E Wolfson Foundation is a private foundation, based in WESTON, MA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $515K in total assets. Net investment income was $17K.
Ready to take the next step with Louis E Wolfson Foundation?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $515,099 | $509,817 | $528,804 |
| Revenue | $17,450 | $19,062 | $1,032,364 |
| Expenses | $12,168 | $16,509 | $17,240,314 |
| Qualifying Distributions | — | — | $17,097,351 |
| Net Investment Income | $17,450 | $19,062 | $961,696 |
| Distributable Amount | $24,996 | $24,885 | $606,232 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 0 recipients in 2025
Grant Size Distribution
9 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for 2025.
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| ALBERT CULLEN JR | TRUSTEE | — | — |
| JACK LONDON | TRUSTEE | — | — |
| ROBERT PENN | TRUSTEE | — | — |
| JULES DIENSTAG MD | TRUSTEE | — | — |
| MARTIN COHNE | TRUSTEE | — | — |
| KAREN ANTMAN MD | CHAIR | — | — |
| TARA OLSEN | TRUSTEE | — | — |
Frequently Asked Questions
How large is Louis E Wolfson Foundation?
As of 2025, Louis E Wolfson Foundation holds $515K in total assets with $17K in annual revenue.
Where does Louis E Wolfson Foundation operate?
Louis E Wolfson Foundation has awarded grants in Massachusetts.
How much is Louis E Wolfson Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, Louis E Wolfson Foundation reported a distributable amount of $25K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Louis E Wolfson Foundation's EIN?
Louis E Wolfson Foundation's EIN (Employer Identification Number) is 04-6053295. IRS Form 990 filing data is available on this page for 2020–2025.
Explore Open Grants
Browse active grant opportunities in Louis E Wolfson Foundation's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
The Us Charitable Gift Trust
BOSTON, MA
Assets
$2.2B
Grants
6,518
Total Given
$231.4M
Fidelity Foundation
BOSTON, MA
Assets
$5.0B
Grants
4,430
Total Given
$156.2M
Boston Foundation Inc
BOSTON, MA
Assets
$1.9B
Grants
2,046
Total Given
$169.9M
Bny Mellon Charitable Gift Fund
BOSTON, MA
Assets
$2.0M
Grants
1,503
Total Given
$720.2M
Analog Devices Foundation
BOSTON, MA
Assets
$35.8M
Grants
1,158
Total Given
$2.0M
Combined Jewish Philanthropies of Greater Boston Inc
BOSTON, MA
Assets
$2.3B
Grants
1,105
Total Given
$322.3M
Barr Foundation
BOSTON, MA
Assets
$1.9B
Grants
903
Total Given
$123.2M
Liberty Mutual Foundation Inc
BOSTON, MA
Assets
$46.1M
Grants
706
Total Given
$50.6M
Cummings Foundation Grants Inc (fka Oneworld Boston Inc)
WOBURN, MA
Assets
$258.2M
Grants
658
Total Given
$38.2M
American Tower Corporation Foundation
BOSTON, MA
Assets
$15.4M
Grants
632
Total Given
$1.7M
The Stephen Phillips Memorial
BOSTON, MA
Assets
$41.6M
Grants
520
Total Given
$5.1M
Berkshire Bank Foundation Inc
PITTSFIELD, MA
Assets
$17.1M
Grants
478
Total Given
$2.0M
Data last updated April 2026. Sourced from IRS Form 990-PF filings.
What could you do with Louis E Wolfson 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