Sinclair Foundation
Sinclair Foundation is a private foundation focused on public and societal benefit, based in Rock Hill, SC. IRS filing data is available from 2024 through 2025. As of 2025, the organization holds $2.3M in total assets. In 2025, it awarded 3 grants totaling $131K. Net investment income was $49K.
Sinclair Foundation at a glance
In short: Sinclair Foundation gave $131K across 3 grants in 2025 (avg $44K), mostly in South Carolina. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $130,791
- -27.5% vs 2024
- Grants made (2025)
- 3
- +200.0% vs 2024
- Average grant
- $43,597
- -75.8% vs 2024
- Median grant
- $45,750
- Total assets
- $2,274,929
- +118.6% vs 2024
- Primary geography
- South Carolina (65% 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 Sinclair Foundation funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
The largest 2025 recipient was School Districts ($46K). Together the top 2 received $79K.
Grant Size Distribution
4 grants across all recorded years
The most common grant size was under $50K: 2 grants of 4 (50%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 3 itemized grants.
States
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2024 to 2025, annual grant giving ranged from $131K (2025) to $180K (2024). In 2025 it made 3 grants totaling $131K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Miscellaneous Organizations Rock Hill, SC | Charity | $52,080 |
| School Districts Barnesville, OH | Education | $45,750 |
| Church Organizations Rock Hill, SC | Charity | $32,961 |
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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 |
|---|---|---|---|---|---|---|---|
| 2025 | $2,274,929 | $809,849 | $197,834 | $130,791 | 3 | $130,791 | $48,565 |
| 2024 | $1,040,607 | $2,193,789 | $2,161,790 | $180,281 | 1 | $1,433,944 | $53,113 |
Leadership & Key People
Officers and directors from IRS filings
Sinclair Foundation is led by Donn J. Sinclair, President on every filing since 2024; 2 of 3 officers listed in 2025 are compensated.
Officers on the 2025 filing
Donn J. Sinclair
President
On filings since 2024
168 hrs/week
$7K (2025)
Douglas J. Sinclair
Manager
Business Manager → Manager, 2025
On filings since 2024
168 hrs/week
$23K (2025)
Kristin P. Sinclair
Vice President
On filings since 2024
5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2024–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $23K, to Douglas J Sinclair (Manager). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Sinclair Foundation
How much does Sinclair Foundation give each year?
Sinclair Foundation gave $131K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $180K across 1 grant.
What is Sinclair Foundation's typical grant size?
Sinclair Foundation's median grant in 2025 was $45,750, and its average grant was $43,597, across 3 grants on its 2025 IRS Form 990-PF.
Where does Sinclair Foundation give grants?
Sinclair Foundation gives mostly in South Carolina: 65% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was Ohio (35%). The most frequent recipient cities were Rock Hill, SC (2 grants).
Does Sinclair Foundation give general operating support?
Not in 2025: none of the 3 grants with a stated purpose on Sinclair Foundation's 2025 IRS Form 990-PF were described as general or operating support.
How large is Sinclair Foundation?
Sinclair Foundation reported $2.3M in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $810K.
What is Sinclair Foundation?
Sinclair Foundation is a private foundation focused on public and societal benefit, based in Rock Hill, SC. It holds $2.3M in total assets as of 2025.
What is Sinclair Foundation's EIN?
Sinclair Foundation's EIN (Employer Identification Number) is 99-2798244. IRS Form 990 filing data is available on this page for 2024–2025.
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
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 26, 2026)
- IRS filings on file for fiscal year 2024
Live grants for the work Sinclair Foundation funds
Public, Societal Benefit Open opportunities, soonest deadline first.
- I.M.P.A.C.T. Council Grants $5,000 - $20,000 · Due October 26, 2026
- Arnold F. Keller, Jr. Grant for New Initiatives/Program Expansion $25,000 · Due October 27, 2026
- Wausau Marathon County Impact Grants (Community Foundation of North Central Wisconsin) $1,000 to $100,000 depending on the scope of the project · Due October 27, 2026
Explore Open Grants
Browse active grant opportunities in Sinclair Foundation's focus areas in our free grants database
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More similar funders
More Funders in South Carolina
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Sinclair Foundation down — hundreds of funders to go?