| Friends of the San Diego Public Library the | | San Diego, CA | Local | 8 | 2024 | $2,136,812 |
| Carnegie Corporation of New York | | New York, NY | National | 1 | 2024 | $280,000 |
| Conrad Prebys Foundation | | San Diego, CA | Local | 3 | 2024 | $275,000 |
| Friends of LA Jolla Branch Library | | LA Jolla, CA | Local | 6 | 2024 | $163,265 |
| Price Philanthropies Foundation | | LA Jolla, CA | Local | 5 | 2024 | $157,500 |
| Sizwin Itp Foundation | | LA Jolla, CA | Local | 6 | 2024 | $38,459 |
| The Helmut Wolfgang Schumann Foundation | | Lebanon, NH | National | 4 | 2024 | $850 |
| Albert H Stahmer Foundation Inc | | Golden, CO | National | 6 | 2024 | $600 |
| Lucky Seven Foundation | | Wilmington, DE | Local | 1 | 2024 | $250 |
| Andrew W Mellon Foundation | | New York, NY | National | 1 | 2023 | $350,000 |
| Kathryn and Daniel Sullivan Foundation | | San Diego, CA | Local | 6 | 2023 | $195,000 |
| Walter J & Betty C Zable Foundation | | San Diego, CA | Local | 4 | 2023 | $165,000 |
| Cushman Foundation | | San Diego, CA | Local | 2 | 2023 | $59,117 |
| Parker Foundation | | Carlsbad, CA | Local | 1 | 2023 | $20,000 |
| Flaming Family Foundation | | San Diego, CA | Local | 2 | 2023 | $15,000 |
| John H Fox Foundation | | Milwaukee, WI | Local | 4 | 2023 | $10,000 |
| Heller Foundation of San Diego 026626-00-06 | | Saint Paul, MN | Local | 4 | 2023 | $9,000 |
| Girard Foundation | | San Diego, CA | Local | 3 | 2023 | $8,000 |
| Wilson Sexton Foundation | | Prosper, TX | National | 3 | 2023 | $2,500 |
| General Atomics Sciences Education Foundation | | San Diego, CA | Local | 1 | 2023 | $1,000 |
| Jon and Bobbie Gilbert Family Foundation | | LA Jolla, CA | Local | 1 | 2023 | $518 |
| Arthur P Pratt & Jeanette Gladys Pratt Memorial Fund 26646-00-5 | | Milwaukee, WI | Local | 3 | 2022 | $6,440 |
| Lily Lai Foundation | | San Diego, CA | Local | 4 | 2021 | $360,000 |
| David C Copley Foundation | | San Diego, CA | Local | 4 | 2021 | $352,000 |
| Mandell Weiss Charitable Tr 010194 | | Delray Beach, FL | Local | 4 | 2021 | $40,000 |
| Nordson Corporation Foundation | | Westlake, OH | Local | 3 | 2021 | $12,500 |
| Mufg Union Bank Foundation Ag | | | — | 2 | 2021 | $8,500 |
| The Paula B and Oliver W Jones Family Foundation Inc | | Wilmington, DE | Local | 4 | 2021 | $4,160 |
| The Hood-Barrow Foundation | | Houston, TX | Local | 4 | 2021 | $4,000 |
| Warren-Neely Foundation Inc | | San Diego, CA | Local | 1 | 2021 | $100 |
| Hb Sandman Foundation | | | Local | 1 | 2021 | $100 |
| Kenneth and Harle Montgomery Foundation | | Chicago, IL | Local | 1 | 2020 | $50,000 |
| Kenneth T and Eileen L Norris Foundation | | Torrance, CA | Local | 2 | 2020 | $30,000 |
| California Humanities | | Oakland, CA | Local | 2 | 2020 | $30,000 |
| Martin and Ann Goldstein Family Foundation | | Costa Mesa, CA | Local | 1 | 2020 | $100 |
| Chuck and Ernestina Kreutzkamp Foundation | | Chula Vista, CA | Local | 1 | 2019 | $250,000 |
| Morgan Dene and Elizabeth Hamman Oliver Family Foundation Inc | | LA Jolla, CA | Local | 1 | 2019 | $37,500 |
| Computer and Communications Industry Association | | Washington, DC | National | 1 | 2019 | $10,000 |
| Dennis and Pamela Mudd Charitable Foundation | | San Diego, CA | Local | 1 | 2019 | $500 |
| The Thomas C Ackerman Foundation | | LA Mesa, CA | Local | 1 | 2018 | $37,500 |
| Mccarthy Family Foundation Inc | | | — | 1 | 2018 | $15,000 |
| The Bravo Foundation | | San Francisco, CA | Local | 1 | 2018 | $15,000 |
| Latino Legislative Caucus Foundation | | Long Beach, CA | Local | 1 | 2018 | $10,000 |
| Arthur & Barbara Bloom Foundation | | San Diego, CA | Local | 2 | 2018 | $300 |
| Littler Mendelson Foundation Inc | | Kansas City, MO | National | 1 | 2018 | $200 |
| Hill Charitable Foundation | | Missoula, MT | Local | 1 | 2018 | $200 |
| James Hervey Johnson Charitable- Educational Tr 083189 | | San Diego, CA | Local | 1 | 2017 | $10,000 |
| Polis Schutz Family Foundation | | | — | 1 | 2017 | $10,000 |