The Preuss Family Foundation
Preselected recipients only
The Preuss Family Foundation is a private foundation in La Jolla, California. In tax year 2025 it gave $217,151 in 8 grants; the typical grant was $24,462 and the largest $50,000. It only gives to organizations it selects itself and does not accept unsolicited applications.
From its IRS Form 990-PF for tax year 2025.
- Grants paid, 2025$217,151
- Number of grants8
- Typical grant$24,462
- Largest grant$50,000
- Assets$176,317
- New grantees0%
Giving in 2025 was up from $193,224 the year before.
0% of its 2025 grantees had not received a grant from it the year before, so most of its money goes to organizations it already funds.
Giving by year
| Tax year | Grants paid | Number of grants | Assets |
|---|---|---|---|
| 2023 | $228,341 | 6 | $242,193 |
| 2024 | $193,224 | 7 | $217,959 |
| 2025 | $217,151 | 8 | $176,317 |
How to apply
The Preuss Family Foundation says in its IRS filing that it only makes contributions to preselected organizations, so unsolicited applications are unlikely to be considered. Organizations it funds are usually invited.
Foundation website IRS filings on ProPublica
What The Preuss Family Foundation funds
Where it gives
All of its grants went to recipients in California.
| State | Grants | Amount |
|---|---|---|
| California | 8 | $217,151 |
Grants paid in 2025
| Recipient | Purpose | Amount |
|---|---|---|
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $50,000 |
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $29,666 |
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $25,234 |
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $25,000 |
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $23,925 |
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $23,326 |
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $20,000 |
| The Preuss Foundation Inc | To support charitable, educational, and scientific purposes, including to promote brain tumor and medical research. | $20,000 |
Officers and trustees
- Peter G Preuss
- Peggy Preuss
Questions people ask
Does The Preuss Family Foundation accept grant applications?
No. Its IRS filing says it only makes contributions to preselected organizations.
How much does The Preuss Family Foundation give?
$217,151 in tax year 2025, across 8 grants, with a typical grant of $24,462.
Who runs The Preuss Family Foundation?
Its 2025 filing lists Peter G Preuss (President) and Peggy Preuss (Secretary).
What does The Preuss Family Foundation fund?
Based on its grants, mainly education, health and science and research.