THE PREUSS FOUNDATION INC
La Jolla, CA, US
•
501(c)3
•
EIN
33-0085513
•
•
Private Foundation
Family Foundation
Regional Funder
La Jolla, CA, US
•
501(c)3
•
EIN
33-0085513
•
•
Private Foundation
Family Foundation
Regional Funder
AI Summary
The Preuss Foundation Inc is a 501(c)(3) grantmaking organization that focuses on supporting nonprofits through a relationship-based approach, making grants by invitation only. As it does not accept unsolicited proposals, interested nonprofits are encouraged to explore warm-introduction pathways via Impala's Funder Prospecting. In the filing year 2025, the foundation awarded a total of $50,000 across six grantees.
Was this helpful?
This summary is AI-generated from ChatGPT. It’s meant to be helpful, but isn’t always perfect.
Cause Areas
1
Foundations
Explore this org's ecosystem
See top causes for this funder's grantees, who else funds them, and their grants.
Learn about Ecosystems


Explore this org's ecosystem
See top causes for this funder's grantees, who else funds them, and their grants.
Learn about Ecosystems
Grantee
Total Funding
Funding Share

UC SAN DIEGO FOUNDATION
La Jolla, CA
$300K
54%

CRITICAL PATH INSTITUTE
Tucson, AZ
$40K
7%

REUBEN H FLEET SCIENCE CENTER
SAN DIEGO, CA
$25K
4%
Evaluate your own portfolio
Understand the health of your own grantees and uncover signs of risk.


Evaluate your own portfolio
Understand the health of your own grantees and uncover signs of risk.
Frequently Asked Questions
Can I submit an unsolicited grant proposal to THE PREUSS FOUNDATION INC?
No. THE PREUSS FOUNDATION INC does not accept unsolicited proposals. Funding is by invitation only.
Where does THE PREUSS FOUNDATION INC give?
THE PREUSS FOUNDATION INC primarily gives to organizations located in California, Arizona, and New York. These states represent the largest share of the foundation’s grantmaking by dollars awarded. Additional geographic details are available to registered users.
What size are THE PREUSS FOUNDATION INC’s grants?
The largest share of grants from THE PREUSS FOUNDATION INC fall in the $50 thousand to $100 thousand range. The median first-year grant is about $23 thousand. More detailed grant size data is available to registered users.
How many grants does THE PREUSS FOUNDATION INC make each year?
In 2025, THE PREUSS FOUNDATION INC awarded about 1 grants, totaling nearly $50 thousand. More detailed grant metrics are available to registered users.
Who did THE PREUSS FOUNDATION INC fund recently?
In 2025, THE PREUSS FOUNDATION INC awarded grants to about 6 grantees. Recent grantees include UC SAN DIEGO FOUNDATION, CRITICAL PATH INSTITUTE, and REUBEN H FLEET SCIENCE CENTER. More detailed information on all recent recipients is available to registered users.
How do we apply to THE PREUSS FOUNDATION INC?
THE PREUSS FOUNDATION INC does not accept unsolicited proposals. Funding is by invitation only.
Copyright 2026. All rights reserved to Chario Inc. (d.b.a. Impala)