Urological Sciences Research Foundation
Urological Sciences Research Foundation is a private foundation focused on Youth Development, based in Los Angeles, CA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $129K in total assets. In 2025, it awarded 5 grants totaling $15K. Net investment income was $44K.
Urological Sciences Research Foundation at a glance
In short: Urological Sciences Research Foundation gave $15K across 5 grants in 2025 (avg $3K), mostly in California. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $15,211
- Grants made (2025)
- 5
- Average grant
- $3,042
- Median grant
- $2,000
- Total assets
- $128,777
- Primary geography
- California (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 Urological Sciences Research Foundation funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Layne Family Trust ($8K).
Organizations only. It also paid 4 grants to individuals ($7,000), which are not listed by name.
Grant Size Distribution
7 grants across all recorded years
The most common grant size was under $50K: 7 grants of 7 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 5 itemized grants.
States
Cities
How Urological Sciences Research Foundation gives
- In 2025 it paid out 943% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990 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 $8K (2021) to $30K (2023). In 2025 it made 5 grants totaling $15K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Layne Family Trust Los Angeles, CA | General Operating Support | $8,211 |
| 4 grants to individuals Recipients not named | — | $7,000 |
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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 | $128,777 | $53,455 | $58,481 | $15,211 | 5 | $54,642 | $43,660 | $5,794 |
| 2023 | $115,220 | $29,134 | $81,402 | $30,000 | 1 | — | $9,134 | — |
| 2022 | $167,488 | $14,615 | $43,224 | — | — | — | $7,115 | — |
| 2021 | $196,097 | $19,263 | $25,129 | $7,500 | 1 | — | $5,263 | — |
| 2020 | $201,963 | $16,624 | $59,367 | — | — | — | $4,093 | — |
| 2019 | $244,706 | $19,302 | $41,339 | — | — | — | $9,302 | — |
Under IRS private-foundation payout rules, Urological Sciences Research Foundation reported a distributable amount of $6K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Urological Sciences Research Foundation is led by Leonard S. Marks, President & CEO on every filing since 2019 — the only officer listed, and uncompensated.
Officers on the 2025 filing
Leonard S. Marks
President & CEO
On filings since 2019
10 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "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 Urological Sciences Research Foundation
How much does Urological Sciences Research Foundation give each year?
Urological Sciences Research Foundation gave $15K across 5 grants in 2025, according to its 2025 IRS Form 990-PF.
What is Urological Sciences Research Foundation's typical grant size?
Urological Sciences Research Foundation's median grant in 2025 was $2,000, and its average grant was $3,042, across 5 grants on its 2025 IRS Form 990-PF.
Where does Urological Sciences Research Foundation give grants?
Urological Sciences Research Foundation gives mostly in California: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there.
Does Urological Sciences Research Foundation give general operating support?
Yes: 100% of Urological Sciences Research Foundation's 2025 grants with a stated purpose (5 of 5) were for general or operating support, per its 2025 IRS Form 990-PF.
How large is Urological Sciences Research Foundation?
Urological Sciences Research Foundation reported $129K in total assets on its 2025 IRS Form 990-PF. It paid out $55K in qualifying distributions that year, against a required minimum of $6K (roughly 5% of its investment assets).
What is Urological Sciences Research Foundation?
Urological Sciences Research Foundation is a private foundation focused on Youth Development, based in Los Angeles, CA. It holds $129K in total assets as of 2025.
What is Urological Sciences Research Foundation's EIN?
Urological Sciences Research Foundation's EIN (Employer Identification Number) is 95-4373365. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990 for fiscal year 2019 (received by the IRS March 5, 2020)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS October 15, 2025)
- IRS filings on file for fiscal years 2020–2025
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