Thiaville Family Foundation

Private foundation · Grantmaker Amelia Island, FL EIN: 93-3647961

Thiaville Family Foundation is a private foundation, based in Amelia Island, FL. IRS filing data is available from 2023 through 2025. As of 2025, the organization holds $537K in total assets. In 2025, it awarded 6 grants totaling $32K. Net investment income was $26K.

Thiaville Family Foundation at a glance

In short: Thiaville Family Foundation gave $32K across 6 grants in 2025 (avg $5K), mostly in Florida. Source: 2025 IRS Form 990-PF.

Annual giving (2025)
$31,510
+21.2% vs 2024
Grants made (2025)
6
+500.0% vs 2024
Average grant
$5,252
-79.8% vs 2024
Median grant
$1,000
Total assets
$536,632
+5.3% vs 2024
Primary geography
Florida (87% of itemized 2025 grant dollars)
Latest 990 filing
Form 990-PF, 2025 View filing

Data from IRS Form 990-PF, 2025; updated September 2026.

Who Thiaville Family Foundation funds

How this funder distributes its grants

Top Recipients

Top 5 recipients in 2025

Boys and Girls Club of Nassau County: $27KBoys and Girls Club of NassauCounty$27KMayo Clinic: $1KMayo Clinic$1KStephen Siller Tunnel to Towers Foundation: $1KStephen Siller Tunnel toTowers Foundation$1KThe ALS Association: $1KThe ALS Association$1KWounded Warrior Project: $1KWounded Warrior Project$1K

The largest 2025 recipient was Boys and Girls Club of Nassau County ($27K). Together the top 5 received $31K.

Organizations only. It also paid 1 grant to individuals ($500), which are not listed by name.

Grant Size Distribution

7 grants across all recorded years

7<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 7 grants of 7 (100%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

5states

Share of 2025 grant dollars across all 6 itemized grants.

Cities

Fernandina BeachArlingtonRochesterStaten IslandTopekaYulee

How Thiaville Family Foundation gives

  • In 2025 it paid out 123% 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$10K$20K$30K$40K0 grants2023 1 grant2024 6 grants2025

From 2024 to 2025, annual grant giving ranged from $26K (2024) to $32K (2025). In 2025 it made 6 grants totaling $32K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Boys and Girls Club of Nassau County Fernandina Beach, FLTo support the following programs:1. Summer appeal2. Guardians program initiative$27,010
Mayo Clinic Rochester, MNTo support the clinic's mission of providing patient care, research & education for the public.$1,000
Stephen Siller Tunnel to Towers Foundation Staten Island, NYTo support the foundations mission of providing mortgage-free homes to gold star and fallen first responder families with young children and building specially-adapted smart homes for catastrophically injured veterans and first responders.$1,000
The ALS Association Arlington, VATo further the organizations mission to fund als research$1,000
Wounded Warrior Project Topeka, KS2025 Fernandina Beach-Area Fund Drive for Wounded Warriors$1,000
1 grant to individuals Recipients not named —$500
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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
2025$536,632$29,467$37,540$31,5106$31,510$25,649$25,718
2024$509,728$12,781$33,703$26,0001$26,000$8,607$24,939
2023$492,214$500,079$7,875————$1,262

Under IRS private-foundation payout rules, Thiaville Family Foundation reported a distributable amount of $26K for 2025 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

Thiaville Family Foundation's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Catherine Thiaville

    Trustee

    On filings since 2023

    2 hrs/week

    No compensation reported

  • Charles Thiaville

    Trustee

    On filings since 2023

    2 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2023–2025. "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 Thiaville Family Foundation

How much does Thiaville Family Foundation give each year?

Thiaville Family Foundation gave $32K across 6 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $26K across 1 grant.

What is Thiaville Family Foundation's typical grant size?

Thiaville Family Foundation's median grant in 2025 was $1,000, and its average grant was $5,252, across 6 grants on its 2025 IRS Form 990-PF.

Where does Thiaville Family Foundation give grants?

Thiaville Family Foundation gives mostly in Florida: 87% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there.

Does Thiaville Family Foundation give general operating support?

Not in 2025: none of the 6 grants with a stated purpose on Thiaville Family Foundation's 2025 IRS Form 990-PF were described as general or operating support.

Who are Thiaville Family Foundation's largest grantees?

Thiaville Family Foundation's largest 2025 grantees include Boys and Girls Club of Nassau County ($27,010), Mayo Clinic ($1,000) and Stephen Siller Tunnel to Towers Foundation ($1,000), according to its 2025 IRS Form 990-PF. It also paid 1 grant to individuals ($500), which are not listed by name. Together they received 92% of its itemized 2025 grant dollars.

How large is Thiaville Family Foundation?

Thiaville Family Foundation reported $537K in total assets on its 2025 IRS Form 990-PF. It paid out $32K in qualifying distributions that year, against a required minimum of $26K (roughly 5% of its investment assets).

What is Thiaville Family Foundation's EIN?

Thiaville Family Foundation's EIN (Employer Identification Number) is 93-3647961. IRS Form 990 filing data is available on this page for 2023–2025.

Data last updated September 2026. Sourced from IRS Form 990-PF filings.

Data update history

(2)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2025 (received by the IRS May 15, 2026)
  2. IRS filings on file for fiscal years 2023–2024

Live grants for the work Thiaville Family Foundation funds

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Cite this profile

Grantable. (2026). Thiaville Family Foundation funder profile. GrantGraph. Retrieved November 14, 2026, from https://grantable.co/funders/thiaville-family-foundation-morg_4baac099fbbf4229b486ec3fb17782f1

BibTeX
@misc{grantable_933647961_2026,
  author       = {{Grantable}},
  title        = {{Thiaville Family Foundation funder profile}},
  howpublished = {GrantGraph},
  year         = {2026},
  url          = {https://grantable.co/funders/thiaville-family-foundation-morg_4baac099fbbf4229b486ec3fb17782f1},
  note         = {Accessed 2026-11-14. Data licensed CC BY 4.0}
}

The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.

Figures come from Thiaville Family Foundation'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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