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THE PREUSS FAMILY FOUNDATION

LA JOLLA, CAEIN: 33-0229180Website

Data sourced from IRS 990-PF public filings

Funds charitable, educational, and scientific purposes with a specific emphasis on brain tumor research and related medical initiatives in California.

Private_foundation Foundation

THE PREUSS FAMILY FOUNDATION has 38 grants on file funding 1 organizations. Giving increased from $193,224 in 2024 to $217,151 in 2025. Reported assets: $124,279.

Total Assets

$124,279

Grants (Last Year)

$217,151

Total Grants on File

38

Recipients Funded

1

Giving History

YearTotal GrantedGrants MadeAvg Grant
2025$217,1518$27,144
2024$193,2247$27,603
2023$228,3416$38,057
2022$289,5138$36,189
2021$388,1589$43,129

Top Grant Recipients

RUSSELL FOUNDATION

LA JOLLA, CA

$160,000 (2021)
RUSSELL FOUNDATION

LA JOLLA, CA

$100,000 (2022)
RUSSELL FOUNDATION

LA JOLLA, CA

$79,702 (2023)
Unknown recipient
$70,000 (2024)
Unknown recipient
$50,000 (2025)
RUSSELL FOUNDATION

LA JOLLA, CA

$30,163 (2021)
RUSSELL FOUNDATION

LA JOLLA, CA

$30,147 (2021)
RUSSELL FOUNDATION

LA JOLLA, CA

$30,000 (2021)
RUSSELL FOUNDATION

LA JOLLA, CA

$30,000 (2023)
RUSSELL FOUNDATION

LA JOLLA, CA

$30,000 (2023)

Showing top 10 of 38 grants on file.

Officers & Trustees

From 2025 IRS 990-PF filing (data available for 6 filing years)

P

PEGGY PREUSS

SECRETARY

P

PETER G PREUSS

PRESIDENT

IRS Filing History

THE PREUSS FAMILY FOUNDATION has IRS 990-PF filings on record for 6 years, spanning 2020 to 2025.

202520242023202220212020

Frequently Asked Questions

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    THE PREUSS FAMILY FOUNDATION (EIN: 33-0229180) - Grants & 990 Data | Signal990