The Thomas and Ann Dimarco Family

Private foundation · Grantmaker Dublin, OH EIN: 81-3014662

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

Nationwide Children's Hospital: $1.5MNationwide Children's Hospital$1.5MA Kid Again: $100KA Kid Again$100KThe Maria Tiberi Foundation: $100KThe Maria Tiberi Foundation$100K

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

10<$50K7$50–100K8$100–250K2$250–500K$500K–1M2$1–5M$5M+

The most common grant size was under $50K: 10 grants of 29 (34%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

2states

Share of 2024 grant dollars across all 3 itemized grants.

Cities

ColumbusDublinKetteringPhiladelphia

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

$0$500K$1M$1.5M$2M11 grants2020 5 grants2021 7 grants2022 3 grants2023 3 grants2024

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

RecipientPurposeAmount
Nationwide Children's Hospital Columbus, OHSupport the mission of providing pediatric medical care for the most complex of diseases.$1,504,559
A Kid Again Columbus, OHSupport the mission of helping children with life threatening illnesses feel like "a kid again"$100,000
The Maria Tiberi Foundation Dublin, OHSupport 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

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2024$8,658,330$834,463$1,843,434$1,704,5593$1,704,759$695,788$405,647
2023$9,131,246$535,344$1,793,106$1,700,0003$1,700,200$442,438$460,777
2022$10,389,008$1,255,297$549,513$451,0007$451,200$156,984$551,449
2021$9,683,224$1,378,831$606,982$515,0005—$286,723$584,559
2020$8,911,375$2,127,195$597,528$525,00011—$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

  1. IRS filings on file for fiscal years 2020–2024

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from The Thomas and Ann Dimarco Family's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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