Diao & Wu Family Foundation
Diao & Wu Family Foundation is a private foundation, based in Wilmington, DE. IRS filing data is available from 2022 through 2025. As of 2025, the organization holds $266K in total assets. In 2025, it awarded 1 grant totaling $2K. Net investment income was $11K.
Diao & Wu Family Foundation at a glance
In short: Diao & Wu Family Foundation gave $2K across 1 grant in 2025 (avg $2K), mostly in Texas. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $2,000
- Grants made (2025)
- 1
- Average grant
- $2,000
- Median grant
- $2,000
- Total assets
- $266,332
- -0.0% vs 2024
- Primary geography
- Texas (100% 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 Diao & Wu Family Foundation funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was University of Houston ($2K).
Grant Size Distribution
2 grants across all recorded years
The most common grant size was under $50K: 2 grants of 2 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
Cities
How Diao & Wu Family Foundation gives
- In 2025 it paid out 48% 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 2023 to 2025, annual grant giving ranged from $2K (2025) to $7K (2023). In 2025 it made 1 grant totaling $2K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| University of Houston Houston, TX | Cullen College of Engineering | $2,000 |
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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 | $266,332 | $15,142 | $15,269 | $2,000 | 1 | $10,684 | $10,657 | $22,212 |
| 2024 | $266,459 | $4,891 | $12,648 | — | — | $8,776 | $1,326 | $19,140 |
| 2023 | $274,216 | $18,417 | $25,403 | $7,000 | 1 | $20,280 | $129,007 | $13,317 |
| 2022 | $281,202 | $281,202 | — | — | — | — | $61,879 | $135 |
Under IRS private-foundation payout rules, Diao & Wu Family Foundation reported a distributable amount of $22K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Diao & Wu Family Foundation is led by Hongyan Diao, Director & President on every filing since 2022; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Hongyan Diao
Director & President
On filings since 2022
1 hr/week
No compensation reported
Xiaohong Wu
Secretary, Treasurer & Director
On filings since 2022
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2022–2025. "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 Diao & Wu Family Foundation
How much does Diao & Wu Family Foundation give each year?
Diao & Wu Family Foundation gave $2K across 1 grant in 2025, according to its 2025 IRS Form 990-PF.
How large is Diao & Wu Family Foundation?
Diao & Wu Family Foundation reported $266K in total assets on its 2025 IRS Form 990-PF. It paid out $11K in qualifying distributions that year, against a required minimum of $22K (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.
Where does Diao & Wu Family Foundation operate?
Diao & Wu Family Foundation has awarded grants in New York, Texas.
What is Diao & Wu Family Foundation's EIN?
Diao & Wu Family Foundation's EIN (Employer Identification Number) is 92-0297001. IRS Form 990 filing data is available on this page for 2022–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2022 (received by the IRS April 18, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 14, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS July 31, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 1, 2026)
- IRS filings on file for fiscal years 2022–2024
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