| Silicon Valley Community Foundation | Mountain View | $4,889,245,872 |
| Good Ventures Foundation | Palo Alto | $2,206,469,589 |
| William & Flora Hewlett Foundation | Menlo Park | $602,064,005 |
| Jewish Community Federation of S F Marin Peninsula & Sonoma Counties | San Francisco | $505,170,712 |
| Carl Victor Page Memorial Foundation | Palo Alto | $458,432,661 |
| Sergey Brin Family Foundation | San Francisco | $453,689,442 |
| David and Lucile Packard Foundation | Los Altos | $407,602,346 |
| California Community Foundation | Los Angeles | $386,569,507 |
| Marin Community Foundation | Novato | $374,829,985 |
| Gordon E and Betty I Moore Foundation | Palo Alto | $371,750,377 |
| J Paul Getty Trust | Los Angeles | $370,248,983 |
| Tides Foundation | San Francisco | $367,989,822 |
| The California Endowment | Los Angeles | $361,897,588 |
| San Francisco Foundation | San Francisco | $358,598,652 |
| The Eric and Wendy Schmidt Fund for Strategic Innovation | Palo Alto | $357,883,941 |
| Conrad N Hilton Foundation | Westlake Vlg | $339,969,771 |
| Sequoia Climate Foundation | Irvine | $289,249,266 |
| The Clear Fund | Oakland | $269,542,773 |
| United States Energy Foundation | San Francisco | $261,370,036 |
| St Johns Community Health | Los Angeles | $244,972,558 |
| Chan Zuckerberg Initiative Foundation | Palo Alto | $234,504,001 |
| James Irvine Foundation | San Francisco | $219,761,840 |
| Crankstart Foundation | San Jose | $213,498,538 |
| Waverley Street Foundation | Palo Alto | $209,773,699 |
| Daffy Charitable Fund | Los Altos | $197,184,036 |
| The San Diego Foundation | San Diego | $196,946,092 |
| Jewish Community Foundation of San Diego | San Diego | $194,237,199 |
| The Larry Ellison Foundation | Walnut Creek | $179,381,252 |
| H&H Evergreen Foundation | Menlo Park | $171,691,758 |
| Jewish Community Fdn of the Jewish Federation Council of Greater la | Los Angeles | $168,538,558 |
| Gene Haas Foundation | Oxnard | $155,546,653 |
| The Betty Bazar Foundation | Valencia | $154,086,736 |
| Helen and Sanford Diller Family Foundation | San Mateo | $153,821,274 |
| The Heising-Simons Foundation | Los Altos | $152,079,826 |
| Orange County Community Foundation | Irvine | $138,490,195 |
| Jen-Hsun & Lori Huang Foundation | Palo Alto | $135,016,143 |
| Xie Foundation | Sunnyvale | $128,731,936 |
| Community Foundation for Monterey County | Monterey | $122,683,888 |
| Santa Barbara Foundation | Santa Barbara | $121,575,886 |
| Broad Foundation | Los Angeles | $112,993,873 |
| Dart-L Foundation | Los Angeles | $111,042,060 |
| The Ahmanson Foundation | Beverly Hills | $107,282,633 |
| Enlight Foundation | Palo Alto | $101,729,191 |
| Elbridge Stuart Foundation | San Francisco | $93,673,838 |
| Community Initiatives | Oakland | $86,764,695 |
| Maxwell Hanrahan Foundation | San Francisco | $85,984,420 |
| The California Wellness Foundation | Los Angeles | $85,291,405 |
| Whh Foundation | San Marino | $79,431,209 |
| The Skoll Fund | Mountain View | $75,248,928 |
| W M Keck Foundation | Los Angeles | $74,686,983 |
| East Bay Community Foundation | Oakland | $73,929,822 |
| Entertainment Industry Foundation | Los Angeles | $72,949,749 |
| Jmm Charitable Foundation Inc | Los Angeles | $70,972,131 |
| Resnick Foundation | Los Angeles | $70,205,204 |
| The Albertsons Companies Foundation | Pleasanton | $69,774,214 |
| Gross Family Charitable Foundation | Laguna Beach | $65,731,677 |
| Harold C and Marilyn A Hohbach Foundation | Palo Alto | $64,041,219 |
| Aphorism Foundation | San Francisco | $59,254,514 |
| Philanthropic Ventures Foundation | Oakland | $58,681,026 |
| Tosa Foundation | Portola Vally | $57,041,598 |
| Jewish Federation Council of Greater los Angeles | Los Angeles | $56,853,310 |
| Prostate Cancer Foundation | Santa Monica | $56,686,215 |
| Samueli Foundation | Corona Dl Mar | $53,953,464 |
| Chuck Lorre Family Foundation | Los Angeles | $53,548,182 |
| Tipping Point Community | San Francisco | $52,171,661 |
| United Way Inc | Los Angeles | $50,225,007 |
| The 1440 Foundation | Saratoga | $48,735,953 |
| Tandem Philanthropies | Santa Rosa | $47,099,817 |
| Community Foundation Santa Cruz County | Aptos | $46,923,526 |
| Sacramento Region Community Foundation | Sacramento | $46,788,100 |
| Kalliopeia Foundation | Inverness | $46,125,271 |
| California Health Foundation and Trust | Sacramento | $45,957,239 |
| Intuitive Foundation | Sunnyvale | $42,652,947 |
| Weingart Foundation | Los Angeles | $42,452,186 |
| Karsh Family Foundation | Beverly Hills | $42,306,654 |
| Capital Group Companies Charitable Foundation | Irvine | $42,099,799 |
| Sunlight Giving | Palo Alto | $39,853,035 |
| Additional Ventures Foundation | San Francisco | $39,091,290 |
| Cisco Systems Foundation | San Jose | $38,526,551 |
| Hobson Lucas Family Foundation | San Rafael | $37,131,505 |
| Wayne & Gladys Valley Charitable Foundation | Oakland | $36,946,700 |
| Sakana Foundation | San Francisco | $36,795,732 |
| Troper Wojcicki Foundation | San Francisco | $36,764,309 |
| Skoll Foundation | San Francisco | $35,298,910 |
| Pisces Foundation | San Francisco | $35,017,264 |
| Visionfund International | Monrovia | $34,778,638 |
| Pichai Family Foundation | San Francisco | $34,088,645 |
| Autodesk Foundation | San Francisco | $33,300,000 |
| Henry J Kaiser Family Foundation | San Francisco | $32,391,992 |
| Delta Dental Community Care Foundation | San Francisco | $31,532,929 |
| The Eisner Foundation Inc | Beverly Hills | $31,273,986 |
| Rady Childrens Hospital Foundation San Diego | San Diego | $31,046,590 |
| Gitlab Org Foundation | San Francisco | $30,385,452 |
| Clif Bar Family Foundation | Saint Helena | $29,947,536 |
| Central Valley Community Foundation | Fresno | $29,902,478 |
| Sonoma County Community Foundation | Santa Rosa | $29,603,313 |
| Sijbrandij Foundation | San Francisco | $28,089,797 |
| Campus Facilities Improvement Association | San Francisco | $28,033,597 |
| Koum Family Foundation | Palo Alto | $27,776,631 |
| H N and Frances C Berger Foundation | Palm Desert | $27,759,670 |
| Jhm Charitable Foundation | Manhattan Bch | $27,571,404 |
| Michael and Lori Milken Family Foundation | Santa Monica | $27,471,325 |
| Inland Empire Community Foundation | Riverside | $27,067,538 |
| Dhanam Foundation | Palo Alto | $27,010,695 |
| Wood-Claeyssens Foundation | Santa Barbara | $26,687,559 |
| Price Philanthropies Foundation | La Jolla | $26,148,917 |
| Windsong Tr | Manhattan Bch | $25,976,766 |
| Cal State Fullerton Philanthropic Foundation | Fullerton | $25,909,553 |
| Ventura County Community Foundation | Camarillo | $25,734,850 |
| Bright Funds Foundation | San Jose | $25,639,675 |
| Shanahan Family Charitablefoundation | Pasadena | $25,396,820 |
| Baszucki Family Foundation | San Mateo | $24,414,531 |
| Pg&E Corporation Foundation | Oakland | $23,418,183 |
| Jonathan Logan Family Foundation | Berkeley | $22,532,707 |
| Sam Simon Charitable Giving Foundation Inc | Los Angeles | $22,498,976 |
| Providence Little Company of Mary Foundation | Torrance | $22,017,298 |
| California Physicians Service Foundation | San Francisco | $21,941,060 |
| Perenchio Foundation | Pasadena | $21,727,651 |
| Imaginable Futures Foundation | Redwood City | $21,712,450 |
| Gleason Family Foundation | Pine Grove | $20,800,339 |
| Chuck and Ernestina Kreutzkamp Foundation | Chula Vista | $20,796,041 |
| Lampert Fam Foundation Uta 121500 | San Francisco | $20,616,744 |
| Carina Initiatives Inc | Torrance | $20,315,586 |
| Mercury Foundation | Redwood City | $20,089,171 |
| Craig H Neilsen Foundation | Calabasas | $19,747,642 |
| Monterey Peninsula Foundation | Monterey | $19,338,570 |
| The Grove Foundation | Los Altos | $19,332,228 |
| John Pritzker Family Fund | Redwood City | $17,757,690 |
| eBay Foundation | San Jose | $17,423,187 |
| The Leonard and Sophie Davis Fund | San Francisco | $17,289,445 |
| Lakeshore Foundation 04052011 | Redwood City | $17,250,552 |
| Gary and Mary West Charitable Trust | La Jolla | $16,909,732 |
| Applied Materials Foundation | Santa Clara | $16,709,332 |
| Daughters of Charity Foundation | Los Angeles | $16,530,303 |
| Shimon Ben Joseph Foundation | San Francisco | $16,494,286 |
| Rosalinde and Arthur Gilbert Foundation | Los Angeles | $16,252,515 |
| Valhalla Foundation | Woodside | $16,134,902 |
| The Brunson Foundation | Beverly Hills | $15,847,875 |
| Lowell Milken Family Foundation | Santa Monica | $15,449,416 |
| Colburn Foundation | Los Angeles | $14,498,770 |
| Cabin Road Foundation 04042011 | Redwood City | $14,119,331 |
| Peter E Haas Jr Family Fund | Novato | $14,010,921 |
| John and Marcia Goldman Foundation | San Francisco | $13,965,650 |
| Carl and Roberta Deutsch Foundation | Santa Monica | $13,363,665 |
| Torrey Coast Foundation | San Diego | $12,857,718 |
| Kataly Foundation | San Francisco | $12,798,906 |
| Patrick F Cadigan Family Foundation | Newport Beach | $12,764,557 |
| Carrie Estelle Doheny Foundation | Los Angeles | $12,189,959 |
| Stupski Foundation | San Francisco | $12,166,059 |
| John H and Regina K Scully Foundation | San Rafael | $12,086,785 |
| Arnold and Mabel Beckman Foundation | Irvine | $11,785,715 |
| Dagmar Dolby Fund | Novato | $11,709,889 |
| Jeff and Marieke Rothschild Foundation | Palo Alto | $11,273,823 |
| S L Gimbel Foundation | Orange | $11,103,733 |
| Kenneth Rainin Foundation | Oakland | $10,372,080 |
| Evelyn and Walter Haas Jr Fund | San Francisco | $10,244,968 |
| Rm Liu Family Foundation | Gardena | $10,230,637 |
| Visa Foundation | San Francisco | $9,980,232 |
| Pwb Foundation | San Francisco | $9,868,456 |
| Michelson Medical Research Foundation Inc | Los Angeles | $9,822,170 |
| The Green Foundation | Pasadena | $9,391,348 |
| Edgerton Foundation | Los Angeles | $9,109,142 |
| Jeffrey Carlton Charitable Foundation Udt Dated April 10 2009 | Villa Park | $8,753,172 |
| Georg & Judy Marcus Family Foundation | Palo Alto | $8,579,020 |
| Craig Newmark Foundation | San Francisco | $8,439,126 |
| Kavli Foundation | Los Angeles | $8,283,789 |
| Kalmanovitz Charitable Foundation | Mill Valley | $8,034,616 |
| Shillman Foundation | Rcho Santa Fe | $7,882,499 |
| Helen and Will Webster Foundation | Arcadia | $7,743,121 |
| Priem Family Foundation | Burlingame | $7,557,820 |
| Diane and Guilford Glazer Foundation | Beverly Hills | $7,518,647 |
| Shurl and Kay Curci Foundation | Torrance | $6,985,588 |
| Smidt Foundation | Beverly Hills | $6,459,114 |
| Quest Foundation | Danville | $6,454,263 |
| Meadowview Foundation | San Rafael | $6,222,014 |
| Omidyar Network Fund Inc | San Francisco | $5,560,652 |
| Merkin Family Foundation | Marina Dl Rey | $5,459,799 |
| Tarsadia Foundation | Newport Beach | $5,256,210 |
| Connie and Bob Lurie Foundation Inc | Redwood City | $5,146,180 |
| Henry T Nicholas III Foundation | Aliso Viejo | $5,098,078 |
| William S and Nancy E Thompson Foundation | Irvine | $5,001,453 |
| Libra Foundation | San Francisco | $4,904,607 |
| Massiah Foundation Inc | Newport Beach | $4,859,748 |
| Oprah Winfrey Charitable Foundation | Los Angeles | $4,550,279 |
| Y & S Nazarian Family Foundation | Beverly Hills | $4,152,123 |
| Esb Charitable Foundation | San Francisco | $3,442,920 |
| Give Forward Foundation | San Francisco | $3,260,092 |
| Jayasinhala Foundation | Los Angeles | $2,860,336 |
| 128 Collective Foundation | Palo Alto | $2,775,612 |
| Benificus Foundation | San Carlos | $2,579,850 |
| Hollywood Foreign Press Association | W Hollywood | $2,428,302 |
| Humanity United | San Francisco | $2,232,111 |
| Hellman Foundation | San Francisco | $2,038,294 |
| Kelson Foundation | San Francisco | $1,798,886 |
| Colburn Music Fund | Los Angeles | $1,704,402 |
| John Martin Foundation | San Francisco | $1,612,525 |
| Edwards Lifesciences Foundation | Irvine | $1,608,317 |
| Goldberg Family Foundation Inc | Beverly Hills | $1,495,276 |
| Snap Foundation | Los Angeles | $1,306,887 |
| Hopper-Dean Foundation | Menlo Park | $874,937 |
| Laygend Foundation | Rcho Santa Fe | $674,230 |
| Ray Dolby Legacy Fund | Novato | $131,994 |
| k18n Foundation | Mountain View | -$123,774 |
| Doris & Donald Fisher Foundation | San Francisco | -$1,065,576 |
| Anne Wojcicki Foundation | Los Altos | -$1,481,854 |
| Sandler Foundation | San Francisco | -$2,171,474 |
| Mitchell Kapor Foundation | Oakland | -$6,244,918 |
| The Chan Soon-Shion Family Foundation | Los Angeles | -$9,160,421 |
| Conrad Prebys Foundation | San Diego | -$58,066,159 |