The Thomas and Ann Dimarco Family
The Thomas and Ann Dimarco Family is a private foundation, based in Dublin, OH. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $8.7M in total assets. In 2024, it awarded 3 grants totaling $1.7M. Net investment income was $696K.
The Thomas and Ann Dimarco Family at a glance
In short: The Thomas and Ann Dimarco Family gave $1.7M across 3 grants in 2024 (avg $568K), mostly in Ohio. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $1,704,559
- +0.3% vs 2023
- Grants made (2024)
- 3
- +0.0% vs 2023
- Average grant
- $568,186
- +0.3% vs 2023
- Median grant
- $100,000
- Total assets
- $8,658,330
- -5.2% vs 2023
- Primary geography
- Ohio (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated September 2026.
Who The Thomas and Ann Dimarco Family funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2024
The largest 2024 recipient was Nationwide Children's Hospital ($1.5M). Together the top 3 received $1.7M.
Grant Size Distribution
29 grants across all recorded years
The most common grant size was under $50K: 10 grants of 29 (34%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 3 itemized grants.
States
Cities
How The Thomas and Ann Dimarco Family gives
- Giving grew 231% from 2021 to 2024. Method
- In 2024 it paid out 420% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $451K (2022) to $1.7M (2024). In 2024 it made 3 grants totaling $1.7M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Nationwide Children's Hospital Columbus, OH | Support the mission of providing pediatric medical care for the most complex of diseases. | $1,504,559 |
| A Kid Again Columbus, OH | Support the mission of helping children with life threatening illnesses feel like "a kid again" | $100,000 |
| The Maria Tiberi Foundation Dublin, OH | Support mission of brining distraction-free driving to the forefront and provide better driving training to new drivers. | $100,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $8,658,330 | $834,463 | $1,843,434 | $1,704,559 | 3 | $1,704,759 | $695,788 | $405,647 |
| 2023 | $9,131,246 | $535,344 | $1,793,106 | $1,700,000 | 3 | $1,700,200 | $442,438 | $460,777 |
| 2022 | $10,389,008 | $1,255,297 | $549,513 | $451,000 | 7 | $451,200 | $156,984 | $551,449 |
| 2021 | $9,683,224 | $1,378,831 | $606,982 | $515,000 | 5 | — | $286,723 | $584,559 |
| 2020 | $8,911,375 | $2,127,195 | $597,528 | $525,000 | 11 | — | $54,867 | $468,485 |
Under IRS private-foundation payout rules, The Thomas and Ann Dimarco Family reported a distributable amount of $406K for 2024 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Thomas and Ann Dimarco Family is led by Thomas J. Dimarco, President & Trustee on every filing since 2020; none of the 2 officers listed in 2024 report compensation.
Officers on the 2024 filing
Thomas J. Dimarco
President & Trustee
On filings since 2020
No compensation reported
Ann M. Dimarco
Secretary & Trustee
On filings since 2020
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "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 Thomas and Ann Dimarco Family
How much does The Thomas and Ann Dimarco Family give each year?
The Thomas and Ann Dimarco Family gave $1.7M across 3 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $1.7M across 3 grants.
What is The Thomas and Ann Dimarco Family's typical grant size?
The Thomas and Ann Dimarco Family's median grant in 2024 was $100,000, and its average grant was $568,186, across 3 grants on its 2024 IRS Form 990-PF.
Where does The Thomas and Ann Dimarco Family give grants?
The Thomas and Ann Dimarco Family gives mostly in Ohio: 100% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Columbus, OH (2 grants).
Does The Thomas and Ann Dimarco Family give general operating support?
Not in 2024: none of the 3 grants with a stated purpose on The Thomas and Ann Dimarco Family's 2024 IRS Form 990-PF were described as general or operating support.
How large is The Thomas and Ann Dimarco Family?
The Thomas and Ann Dimarco Family reported $8.7M in total assets on its 2024 IRS Form 990-PF. It paid out $1.7M in qualifying distributions that year, against a required minimum of $406K (roughly 5% of its investment assets).
What is The Thomas and Ann Dimarco Family's EIN?
The Thomas and Ann Dimarco Family's EIN (Employer Identification Number) is 81-3014662. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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