Dr Harry Z Marx & Ruth M Marx Foundation
Invitation OnlyLA Jolla, California · EIN 23-7044558 · Private foundation
Grants paid (2025)$28K
Organizations funded4
Typical grant$500
Total assets$1.9M
Half of its grants to organizations were between $25 and $2,000.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
Where it gives
0% of grants went outside California.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Challenged Athletes Foundation | San Diego, CA | General fund | $25,000 |
| Human Good Foundation | Glendale, CA | General fund | $2,000 |
| Dana Middle School | San Diego, CA | General fund | $500 |
| UC San Diego | LA Jolla, CA | General fund | $25 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $27,525 | 4 |
| 2024 | $68,750 | 5 |
| 2023 | $116,000 | 7 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 28, 2026 - IRS e-file batch, object ID 202601489349100420
- IRS Tax Exempt Organization Search for EIN 23-7044558
- Profile updated Nov 10, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.