| California Endowment | 81 | $12.9m |
| James Irvine Foundation | 19 | $5.5m |
| CALIFORNIA COMMUNITY FOUNDATION | 2 | $4.7m |
| Andrew W Mellon Foundation | 7 | $2.9m |
| California Healthcare Foundation | 3 | $2.3m |
| THE CALIFORNIA WELLNESS FOUNDATION | 7 | $2.1m |
| Conrad N Hilton Foundation | 13 | $1.7m |
| Ford Foundation | 9 | $1.5m |
| W. K. Kellogg Foundation | 4 | $1.3m |
| Bill & Melinda Gates Foundation | 4 | $1.3m |
| Annenberg Foundation | 30 | $1.1m |
| Silicon Valley Community Foundation | 3 | $1.1m |
| WAVERLEY STREET FOUNDATION | 2 | $1.0m |
| THE HEISING-SIMONS FOUNDATION | 7 | $993.3k |
| Rockefeller Foundation | 5 | $961.0k |
| COLLEGE FUTURES FOUNDATION | 9 | $909.0k |
| The Kresge Foundation | 6 | $750.0k |
| John D and Catherine T MacArthur Foundation | 6 | $715.0k |
| GS DONOR ADVISED PHILANTHROPY FUND FOR WEALTH MANAGEMENT INC | 1 | $660.4k |
| ROCKEFELLER PHILANTHROPY ADVISORS INC | 2 | $514.3k |
| Michael & Susan Dell Foundation | 3 | $505.6k |
| THE ELI AND EDYTHE BROAD FOUNDATION | 4 | $503.8k |
| WELLSPRING PHILANTHROPIC FUND INC | 2 | $486.2k |
| THE RALPH M PARSONS FOUNDATION | 13 | $445.3k |
| CARL & ROBERTA DEUTSCH FOUNDATION | 2 | $422.5k |
| Robert Wood Johnson Foundation | 3 | $391.5k |
| SCHWAB CHARITABLE FUND | 2 | $337.3k |
| Tides Center | 3 | $330.3k |
| VALHALLA FOUNDATION | 2 | $327.9k |
| TIDES FOUNDATION | 1 | $324.0k |
| Amalgamated Charitable Foundation Inc | 2 | $323.2k |
| Knight Foundation | 4 | $321.0k |
| NATIONAL PHILANTHROPIC TRUST | 2 | $300.3k |
| THE SCHMIDT FAMILY FOUNDATION | 2 | $300.0k |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 2 | $294.1k |
| STUPSKI FOUNDATION | 2 | $265.0k |
| THE SATTERBERG FOUNDATION INC | 2 | $250.0k |
| Wallace Foundation | 1 | $225.0k |
| Omidyar Network Fund Inc | 1 | $225.0k |
| EVELYN AND WALTER HAAS JR FUND | 4 | $222.0k |
| EAST BAY COMMUNITY FOUNDATION | 3 | $210.0k |
| J. Paul Getty Trust | 5 | $205.9k |
| MARGUERITE CASEY FOUNDATION | 2 | $200.2k |
| JOHN E FETZER INSTITUTE INC | 1 | $200.0k |
| Snap Foundation | 3 | $191.6k |
| Ahmanson Foundation | 4 | $184.7k |
| PUBLIC WELFARE FOUNDATION INC | 1 | $175.0k |
| THE GOLDMAN SACHS CHARITABLE GIFT FUND | 4 | $165.0k |
| David and Lucile Packard Foundation | 2 | $156.2k |
| Open Society Institute | 1 | $150.0k |