| W.M. Keck Foundation | 1 | $5.0m |
| Andrew W Mellon Foundation | 3 | $2.5m |
| JPB Foundation (Freedom Together Foundation) | 3 | $1.5m |
| Silicon Valley Community Foundation | 3 | $1.3m |
| THE KENNETH T AND EILEEN L NORRIS FOUNDATION | 2 | $950.0k |
| The Kresge Foundation | 5 | $946.2k |
| SCHWAB CHARITABLE FUND | 2 | $850.4k |
| William and Flora Hewlett Foundation | 3 | $775.0k |
| J. Paul Getty Trust | 8 | $692.7k |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 2 | $631.6k |
| Howard Hughes Medical Institute | 2 | $535.0k |
| THE FLETCHER JONES FOUNDATION | 1 | $500.0k |
| THE HEISING-SIMONS FOUNDATION | 1 | $475.0k |
| Ahmanson Foundation | 7 | $400.0k |
| David and Lucile Packard Foundation | 1 | $300.0k |
| Rockefeller Brothers Fund | 1 | $200.0k |
| William Randolph Hearst Foundation | 1 | $200.0k |
| AMERICAN ENDOWMENT FOUNDATION | 2 | $166.5k |
| Sherman Fairchild Foundation Inc | 2 | $165.0k |
| NATIONAL PHILANTHROPIC TRUST | 2 | $126.5k |
| Tides Center | 1 | $100.0k |
| COLLEGE FUTURES FOUNDATION | 2 | $100.0k |
| CALIFORNIA COMMUNITY FOUNDATION | 1 | $77.0k |
| RUSSELL SAGE FOUNDATION | 2 | $61.1k |
| THE US CHARITABLE GIFT TRUST | 1 | $60.2k |
| DALLAS JEWISH COMMUNITY FOUNDATION | 2 | $60.0k |
| ORANGE COUNTY COMMUNITY FOUNDATION | 1 | $55.0k |
| California Endowment | 1 | $35.0k |
| GS DONOR ADVISED PHILANTHROPY FUND FOR WEALTH MANAGEMENT INC | 1 | $30.0k |
| THE RALPH M PARSONS FOUNDATION | 1 | $25.0k |
| THE CALIFORNIA WELLNESS FOUNDATION | 3 | $22.4k |
| CHARITIES AID FOUNDATION AMERICA | 1 | $20.3k |
| COLBURN FOUNDATION | 1 | $20.0k |
| Amalgamated Charitable Foundation Inc | 1 | $19.8k |
| JEWISH COMMUNITY FEDERATION OF SAN FRANCISCO THE PENINSULA MARIN & SONOMA | 2 | $12.1k |
| THE EDUCATIONAL FOUNDATION OF AMERICA C/O INTENTIONAL PHILANTHROPY | 1 | $10.0k |
| THOMAS & DOROTHY LEAVEY FOUNDATION | 3 | $9.0k |
| Enterprise Holdings Foundation | 1 | $7.5k |
| MARIN COMMUNITY FOUNDATION | 1 | $7.5k |
| THE PFIZER FOUNDATION INC | 2 | $4.2k |
| FIDELITY FOUNDATION | 2 | $1.4k |
| HUNTER FAMILY FOUNDATION C/O FINANCIAL INVESTMENT CORP | 1 | $1.0k |
| John D and Catherine T MacArthur Foundation | 1 | $750 |
| Robert Wood Johnson Foundation | 1 | $250 |