Lawrence a & Joan E Siff Foundation
Lawrence a & Joan E Siff Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in WORCESTER, MA. IRS filing data is available from 2019 through 2024. In 2024, it awarded 6 grants totaling $7K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$7K
-39.2% YoY
Grant Count
6
-40.0% YoY
Avg Grant Size
$1K
+1.3% YoY
About Lawrence a & Joan E Siff Foundation
Based on IRS filings
Lawrence a & Joan E Siff Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in WORCESTER, MA. IRS filing data is available from 2019 through 2024. In 2024, it awarded 6 grants totaling $7K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 6 recipients in 2024
Grant Size Distribution
67 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Museum of Science ($3,000), Two Ten International Footwear Foundation ($1,500), Franciscan Hospital for Children ($1,000).
| Recipient | Purpose | Amount |
|---|---|---|
| FRANCISCAN HOSPITAL FOR CHILDREN BRIGHTON, MA | GENERAL | $1,000 |
| MUSEUM OF FINE ARTS BOSTON, MA | GENERAL | $150 |
| MUSEUM OF SCIENCE BOSTON, MA | GENERAL | $3,000 |
| THE WINDSOR SCHOOL BOSTON, MA | GENERAL | $700 |
| TUFTS UNIVERSITY MEDFORD, MA | GENERAL | $200 |
| TWO TEN INTERNATIONAL FOOTWEAR FOUNDATION WALTHAM, MA | GENERAL | $1,500 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| LAWRENCE A SIFF | TRUSTEE | 1 | — |
| JOAN E SWARTZ-SIFF | TRUSTEE | 1 | — |
| SHIRLEY S SIFF | TRUSTEE | 1 | — |
| STEFAN NATHANSON | TRUSTEE | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Lawrence a & Joan E Siff Foundation?
Lawrence a & Joan E Siff Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in WORCESTER, MA. It holds — in total assets as of 2024.
Where does Lawrence a & Joan E Siff Foundation operate?
Lawrence a & Joan E Siff Foundation has awarded grants in Massachusetts, Minnesota, New York, Ohio, Rhode Island, Washington.
What size grants does Lawrence a & Joan E Siff Foundation award?
In 2024, Lawrence a & Joan E Siff Foundation awarded 6 grants totaling $7K — an average of about $1K per grant, based on its IRS Form 990 filings.
What is Lawrence a & Joan E Siff Foundation's EIN?
Lawrence a & Joan E Siff Foundation's EIN (Employer Identification Number) is 42-1612889. IRS Form 990 filing data is available on this page for 2019–2024.
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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