The David J Mastrocola Foundation
The David J Mastrocola Foundation is a private foundation, based in Plainview, NY. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $391K in total assets. In 2025, it awarded 6 grants totaling $186K. Net investment income was $67K.
Key facts about The David J Mastrocola Foundation
In short: The David J Mastrocola Foundation gave $186K across 6 grants in 2025 (avg $31K), mostly in Massachusetts. Source: 2025 IRS Form 990-PF.
- EIN
- 13-4036266
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $185,910
- Grants made (2025)
- 6
- Average grant
- $30,985
- Median grant
- $17,566
- Total assets
- $390,820
- Primary geography
- Massachusetts (67% of itemized 2025 grant dollars)
Data from IRS Form 990-PF, 2025; updated September 2026.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$391K
+16.7% YoY
Annual Giving
$186K
+20.7% YoY
Grant Count
6
+0.0% YoY
Avg Grant Size
$31K
+20.7% YoY
Under IRS private-foundation payout rules, The David J Mastrocola Foundation reported a distributable amount of $115K for 2025 — the minimum it must pay out in qualifying distributions.
How The David J Mastrocola Foundation gives
- Giving grew 443% from 2022 to 2025. Method
- In 2025 it paid out 161% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 6 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $3K (2021) to $203K (2023). In 2025 it made 6 grants totaling $186K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 6 recipients in 2025
The largest 2025 recipient was Boston College ($125K). Together the top 6 received $186K.
Grant Size Distribution
24 grants across all recorded years
The most common grant size was under $50K: 20 grants of 24 (83%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Boston College Chestnut Hill, MA | General | $125,046 |
| Save the Children Fairfield, CT | General | $25,132 |
| St David's School New York, NY | General | $25,132 |
| Autism Speaks Washington, DC | General | $10,000 |
| Quogue Wildlife Refuge Quogue, NY | General | $500 |
| St Jude Children's Research Hospital Memphis, TN | GENRAL | $100 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $390,820 | $334,790 | $289,352 |
| Revenue | $295,843 | $274,839 | $92,940 |
| Expenses | $186,877 | $155,059 | $203,925 |
| Qualifying Distributions | $185,910 | $154,021 | $202,885 |
| Net Investment Income | $67,497 | $49,241 | $42,106 |
| Distributable Amount | $115,441 | $78,322 | $61,310 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS August 13, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS February 28, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS March 3, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS March 5, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS February 28, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS February 10, 2026)
- IRS filings on file for fiscal years 2020–2025
Leadership & Key People
Officers and directors from IRS filings
The David J Mastrocola Foundation is led by David J. Mastrocola, Trustee on every filing since 2020 — the only officer listed, and uncompensated.
Officers on the 2025 filing
David J. Mastrocola
Trustee
On filings since 2020
No compensation reported
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.
Frequently asked questions about The David J Mastrocola Foundation
How much does The David J Mastrocola Foundation give each year?
The David J Mastrocola Foundation gave $186K across 6 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $154K across 6 grants.
What is The David J Mastrocola Foundation's typical grant size?
The David J Mastrocola Foundation's median grant in 2025 was $17,566, and its average grant was $30,985, across 6 grants on its 2025 IRS Form 990-PF.
Where does The David J Mastrocola Foundation give grants?
The David J Mastrocola Foundation gives mostly in Massachusetts: 67% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were New York (14%) and Connecticut (14%).
Does The David J Mastrocola Foundation give general operating support?
Yes: 83% of The David J Mastrocola Foundation's 2025 grants with a stated purpose (5 of 6) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are The David J Mastrocola Foundation's largest grantees?
The David J Mastrocola Foundation's largest 2025 grantees include Boston College ($125,046), Save the Children ($25,132) and St David's School ($25,132), according to its 2025 IRS Form 990-PF. Together they received 94% of its itemized 2025 grant dollars.
How large is The David J Mastrocola Foundation?
The David J Mastrocola Foundation reported $391K in total assets on its 2025 IRS Form 990-PF. It paid out $186K in qualifying distributions that year, against a required minimum of $115K (roughly 5% of its investment assets).
What is The David J Mastrocola Foundation's EIN?
The David J Mastrocola Foundation's EIN (Employer Identification Number) is 13-4036266. 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.
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