The Oak Foundation
The Oak Foundation is a private foundation, based in Stony Brook, NY. IRS filing data is available from 2021 through 2026. As of 2026, the organization holds $45K in total assets. In 2026, it awarded 4 grants totaling $15K.
The Oak Foundation at a glance
In short: The Oak Foundation gave $15K across 4 grants in 2026 (avg $4K), top state New Jersey. Source: 2026 IRS Form 990-PF.
- Annual giving (2026)
- $15,000
- +305.4% vs 2025
- Grants made (2026)
- 4
- +33.3% vs 2025
- Average grant
- $3,750
- +204.1% vs 2025
- Median grant
- $2,250
- Total assets
- $45,163
- Primary geography
- New Jersey (20% of itemized 2026 grant dollars)
- Latest 990 filing
- Form 990-PF, 2026 View filing
Data from IRS Form 990-PF, 2026; updated September 2026.
Who The Oak Foundation funds
How this funder distributes its grants
Top Recipients
Top 4 recipients in 2026
The largest 2026 recipient was National Chung Hsing University ($10K). Together the top 4 received $15K.
Grant Size Distribution
15 grants across all recorded years
The most common grant size was under $50K: 15 grants of 15 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2026 grant dollars across all 4 itemized grants.
States
Cities
How The Oak Foundation gives
- Giving grew 233% from 2023 to 2026. Method
- In 2022 it paid out 166% 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 2021 to 2026, annual grant giving ranged from $2K (2024) to $15K (2026). In 2026 it made 4 grants totaling $15K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| National Chung Hsing University | undergraduate summer research scholarship | $10,000 |
| Princeton Christian Fellowship Princeton, NJ | general fund | $3,000 |
| Go Live Serve International Inc Mountain view, CA | general fund | $1,500 |
| Chinese Christian Herald Crusades Flushing, NY | general fund | $500 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2026 | $45,163 | $11,088 | $25,520 | $15,000 | 4 | $25,520 | — | — |
| 2025 | — | $28,769 | $12,639 | $3,700 | 3 | $12,639 | — | — |
| 2024 | $48,371 | $14,449 | $8,791 | $2,000 | 2 | $8,791 | — | — |
| 2023 | $49,363 | $12,200 | $5,313 | $4,500 | 4 | $4,500 | $627 | — |
| 2022 | $75,323 | $17,626 | $5,227 | $4,000 | 2 | $4,000 | $23,456 | $2,412 |
| 2021 | $51,992 | $54,879 | $6,240 | $4,700 | 5 | — | $11,096 | $1,653 |
Leadership & Key People
Officers and directors from IRS filings
The Oak Foundation is led by Elaine Chang, Chairman on every filing since 2021; none of the 4 officers listed in 2026 report compensation.
Officers on the 2026 filing
Elaine Chang
Chairman
On filings since 2021
20 hrs/week
No compensation reported
Imin Kao
Director
On filings since 2021
No compensation reported
Jonathan Kao
Director
On filings since 2021
No compensation reported
Weetin Kao
Director
On filings since 2021
No compensation reported
Data from IRS Form 990 filings, 2021–2026. "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 Oak Foundation
How much does The Oak Foundation give each year?
The Oak Foundation gave $15K across 4 grants in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $4K across 3 grants.
What is The Oak Foundation's typical grant size?
The Oak Foundation's median grant in 2026 was $2,250, and its average grant was $3,750, across 4 grants on its 2026 IRS Form 990-PF.
Where does The Oak Foundation give grants?
The Oak Foundation's top state is New Jersey, with 20% of the grant dollars itemized on its 2026 IRS Form 990-PF. The next largest state was California (10%).
Does The Oak Foundation give general operating support?
Yes: 75% of The Oak Foundation's 2026 grants with a stated purpose (3 of 4) were for general or operating support, per its 2026 IRS Form 990-PF.
How large is The Oak Foundation?
The Oak Foundation reported $45K in total assets on its 2026 IRS Form 990-PF. Its revenue that year was $11K.
What is The Oak Foundation's EIN?
The Oak Foundation's EIN (Employer Identification Number) is 85-0505387. IRS Form 990 filing data is available on this page for 2021–2026.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2021 (received by the IRS April 15, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS April 14, 2022)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 4, 2023)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS April 1, 2024)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS April 15, 2025)
- Updated Form 990-PF for fiscal year 2026 (received by the IRS April 5, 2026)
- IRS filings on file for fiscal years 2021–2026
Live grants for the work The Oak Foundation funds
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