R & S Family Foundation
R & S Family Foundation is a private foundation, based in Cupertino, CA. IRS filing data is available from 2020 through 2026. As of 2026, the organization holds $373K in total assets. In 2026, it made $12K in qualifying distributions. Net investment income was $25K.
R & S Family Foundation at a glance
- Total assets
- $373,231
- +3.2% vs 2025
- Revenue (2026)
- $25,206
- -118.2% vs 2025
- Qualifying distributions (2026)
- $12,474
- +6.6% vs 2025
- Expenses (2026)
- $13,757
- +19.6% vs 2025
- Latest 990 filing
- Form 990-PF, 2026 View filing
Data from IRS Form 990-PF, 2026; updated September 2026.
Who R & S Family Foundation funds
How this funder distributes its grants
Grant Size Distribution
6 grants across all recorded years
The most common grant size was under $50K: 6 grants of 6 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
How R & S Family Foundation gives
- Giving fell 100% from 2021 to 2024. Method
- In 2026 it paid out 35% 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 2024, annual grant giving ranged from $500 (2024) to $124K (2021). In 2024 it made 1 grant totaling $500.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| National Park Foundation Washington, DC | To protect wildlife and park lands, preserve history and culture, educate and engage youth, and connect people everywhere to the wonder of parks. | $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 | $373,231 | $25,206 | $13,757 | — | — | $12,474 | $25,206 | $35,887 |
| 2025 | $361,773 | $-138,810 | $11,500 | — | — | $11,697 | $4,600 | $32,460 |
| 2024 | $512,048 | $25,953 | $13,478 | $500 | 1 | $13,736 | $25,953 | $23,964 |
| 2023 | $499,768 | $-712,773 | $17,765 | — | — | $18,136 | $2,729 | $38,048 |
| 2022 | $1,230,523 | $-298,269 | $51,349 | $2,500 | 5 | $51,547 | $5,166 | $70,549 |
| 2021 | $1,580,100 | $1,024,670 | $151,783 | $124,000 | 5 | — | $1,018,194 | $36,662 |
| 2020 | $707,020 | $623,021 | $7,837 | — | — | — | $192,038 | $15,491 |
Under IRS private-foundation payout rules, R & S Family Foundation reported a distributable amount of $36K for 2026 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
R & S Family Foundation is led by Hsiao-Pin Su, CEO & Secretary on every filing since 2020; none of the 2 officers listed in 2026 report compensation.
Officers on the 2026 filing
Hsiao-Pin Su
CEO & Secretary
On filings since 2020
2 hrs/week
No compensation reported
Hsun-Jui Hsu
CFO
On filings since 2020
2 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2020–2026. "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 R & S Family Foundation
How large is R & S Family Foundation?
R & S Family Foundation reported $373K in total assets on its 2026 IRS Form 990-PF. It paid out $12K in qualifying distributions that year, against a required minimum of $36K (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 R & S Family Foundation operate?
R & S Family Foundation has awarded grants in California, District of Columbia, Nebraska, Tennessee, Virginia.
What is R & S Family Foundation's EIN?
R & S Family Foundation's EIN (Employer Identification Number) is 20-2880276. IRS Form 990 filing data is available on this page for 2020–2026.
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 2026 (received by the IRS July 30, 2026)
- IRS filings on file for fiscal years 2020–2025
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