The Okusa-Dellinger Foundation
The Okusa-Dellinger Foundation is a private foundation, based in Wilmington, DE. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $1.3M in total assets. In 2025, it awarded 8 grants totaling $51K. Net investment income was $54K.
The Okusa-Dellinger Foundation at a glance
In short: The Okusa-Dellinger Foundation gave $51K across 8 grants in 2025 (avg $6K), top state Missouri. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $50,600
- +304.8% vs 2024
- Grants made (2025)
- 8
- +300.0% vs 2024
- Average grant
- $6,325
- +1.2% vs 2024
- Median grant
- $3,500
- Total assets
- $1,254,979
- +17.7% vs 2024
- Primary geography
- Missouri (28% 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 The Okusa-Dellinger Foundation funds
How this funder distributes its grants
Top Recipients
Top 8 recipients in 2025
The largest 2025 recipient was Fellowship of Christian Athletes ($14K). Together the top 8 received $51K.
Grant Size Distribution
19 grants across all recorded years
The most common grant size was under $50K: 19 grants of 19 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 8 itemized grants.
Cities
How The Okusa-Dellinger Foundation gives
- Giving grew 20% from 2022 to 2025. Method
- In 2025 it paid out 58% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. 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 2021 to 2025, annual grant giving ranged from $13K (2024) to $57K (2023). In 2025 it made 8 grants totaling $51K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Fellowship of Christian Athletes Kansas City, MO | General & Unrestricted | $14,000 |
| Global Faith Mission Agency Inc Hixson, TN | General & Unrestricted | $14,000 |
| Breakthrough T1D Hagerstown, MD | General & Unrestricted | $10,000 |
| C You in the Major Leagues Inc Overland Park, KS | General & Unrestricted | $4,500 |
| Associates of St John Bosco Inc Springfield, VA | General & Unrestricted | $2,500 |
| Natures Best Photography Fund Inc McLean, VA | General & Unrestricted | $2,500 |
| Prader-Willi Syndrome Association Brandon, FL | General & Unrestricted | $2,500 |
| Ministry Alliance Charlotte, NC | General & Unrestricted | $600 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $1,254,979 | $246,281 | $57,963 | $50,600 | 8 | $57,149 | $53,793 | $98,838 |
| 2024 | $1,066,661 | $220,689 | $19,121 | $12,500 | 2 | $18,921 | $20,789 | $71,328 |
| 2023 | $865,093 | $285,350 | $64,190 | $56,794 | 3 | $63,090 | $66,939 | $55,614 |
| 2022 | $643,933 | $176,604 | $49,007 | $42,000 | 4 | $48,307 | $49,174 | $42,982 |
| 2021 | $516,336 | $273,704 | $32,445 | $28,000 | 2 | $32,435 | $25,000 | $21,922 |
| 2020 | $275,077 | $281,577 | $6,500 | — | — | — | $1 | $912 |
Under IRS private-foundation payout rules, The Okusa-Dellinger Foundation reported a distributable amount of $99K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Okusa-Dellinger Foundation is led by Thomas S Dellinger, Director, President, Secretary & Treasurer on every filing since 2020; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Thomas S Dellinger
Director, President, Secretary & Treasurer
On filings since 2020
1 hr/week
No compensation reported
Naomi Okusa Dellinger
Director
On filings since 2020
1 hr/week
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 Okusa-Dellinger Foundation
How much does The Okusa-Dellinger Foundation give each year?
The Okusa-Dellinger Foundation gave $51K across 8 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $13K across 2 grants.
What is The Okusa-Dellinger Foundation's typical grant size?
The Okusa-Dellinger Foundation's median grant in 2025 was $3,500, and its average grant was $6,325, across 8 grants on its 2025 IRS Form 990-PF.
Where does The Okusa-Dellinger Foundation give grants?
The Okusa-Dellinger Foundation's top state is Missouri, with 28% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Tennessee (28%) and Maryland (20%).
Does The Okusa-Dellinger Foundation give general operating support?
Yes: 100% of The Okusa-Dellinger Foundation's 2025 grants with a stated purpose (8 of 8) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are The Okusa-Dellinger Foundation's largest grantees?
The Okusa-Dellinger Foundation's largest 2025 grantees include Fellowship of Christian Athletes ($14,000), Global Faith Mission Agency Inc ($14,000) and Breakthrough T1D ($10,000), according to its 2025 IRS Form 990-PF. Together they received 75% of its itemized 2025 grant dollars.
How large is The Okusa-Dellinger Foundation?
The Okusa-Dellinger Foundation reported $1.3M in total assets on its 2025 IRS Form 990-PF. It paid out $57K in qualifying distributions that year, against a required minimum of $99K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is The Okusa-Dellinger Foundation's EIN?
The Okusa-Dellinger Foundation's EIN (Employer Identification Number) is 85-3325575. 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.
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 18, 2026)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work The Okusa-Dellinger Foundation funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
- Nixa Affiliate Grantmaking Program Up to US $10,000 · Due October 19, 2026
- Community and School Grants $28,000 total pool; 10-15 grants expected · Due October 19, 2026
- Mary Pinola/Crescenta Valley Chamber Education Fund $500 - $5,000 for ongoing programs; up to $15,000 for Strategic Initiative Grants · Due October 19, 2026
Explore Open Grants
Browse active grant opportunities in The Okusa-Dellinger Foundation's focus areas in our free grants database
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