The Mark & Pat Warren Family Foundation
Historical FunderClaremont, California · EIN 20-0727663 · Private foundation
Half of its grants to organizations were between $2,000 and $10,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | MARK WARREN |
|---|---|
| Address | 788 VIA SANTO TOMAS, CLAREMONT CA 91711 |
| Phone | 9096226275 |
| Form and materials | MUST BE IN WRITING AND NO SPECIFIC FORM |
| Deadlines | N/A |
| Restrictions | N/A |
Copied as filed. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
0% of grants went outside California.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Ability First | Pasadena, CA | Provide services for disabled people | $10,000 |
| Pomona Valley Hospital Medical Center Foundation | Pomona, CA | Supports local hospital | $10,000 |
| Casa Colina Foundation | Pomona, CA | Rehabiliatation or support services | $5,000 |
| Pbs Socal | Costa Mesa, CA | Support public tv, educational prog | $2,000 |
| Clasp | Claremont, CA | Cusd after school tutoring, assistan | $1,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $28,000 | 5 |
| 2024 | $34,500 | 6 |
| 2023 | $32,600 | 8 |
Sources
- IRS Form 990-PF, tax year 2025, filed Aug 19, 2026 - IRS e-file batch, object ID 202612319349100811
- IRS Tax Exempt Organization Search for EIN 20-0727663
- Profile updated Nov 9, 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.