Sponsor a PurposeHome / California / The Rock Foundation
The Rock Foundation
Grantmaking profile built from public IRS Form 990 filings.
| Location | San Francisco, California |
| Grants on file | 1,876 |
| Total giving on file | $36.0M |
| Typical grant size | $19K |
| Most recent filing year | 2025 |
What they fund
- CHARITABLECHARITABLE
Largest recipients on file
| Recipient | State | Grants | Total |
|---|---|---|---|
| Basic Fund | CA | 11 | $3.4M |
| St Anthony Foundation | CA | 9 | $1.8M |
| Commonwealth Club of Ca | CA | 15 | $1.2M |
| Issue One | DC | 7 | $1.1M |
| Community Resources for Science | CA | 13 | $1.0M |
| Oakland School for the Arts | CA | 15 | $1.0M |
| Meals On Wheels of San Francisco | CA | 9 | $875K |
| Arcs Foundation Inc Ncc (Achievement Rewards for College Scientists) | CA | 15 | $800K |
| Boys & Girls Clubs of San Francisco | CA | 15 | $800K |
| Immigrants Rising (Community Initiatives) | CA | 12 | $800K |
Other foundations in California
Genentech Patient FoundationThe William & Flora Hewlett FoundationGordon E and Betty I Moore FoundationThe California EndowmentSergey Brin Family FoundationThe David and Lucile Packard Foundation
See more foundations in California.
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