| Tmc Health Foundation | | Tucson, AZ | Local | 3 | 2024 | $14,728,008 |
| Jewish Community Foundation of Southern Arizona | | Tucson, AZ | Local | 4 | 2024 | $159,439 |
| Jasam Foundation Fund B | | Tucson, AZ | Local | 7 | 2024 | $158,000 |
| Juanita Johnson Goodwin Foundation | | Chicago, IL | Local | 6 | 2024 | $120,033 |
| The James Huntington Foundation C/O Mr Samuel H Ellis | | | Local | 5 | 2024 | $105,000 |
| Angel Charity for Children Inc | | Tucson, AZ | Local | 1 | 2024 | $65,000 |
| Buehler Family Foundation | | Dallas, TX | Local | 2 | 2024 | $50,249 |
| Ferguson May Hobson Ud Dtd 12-08-38 | | Pittsburgh, PA | Local | 5 | 2024 | $36,110 |
| United Way of Tucson and Southern Arizona Inc | | Tucson, AZ | Local | 2 | 2024 | $25,338 |
| Kai Family Foundation | | Tucson, AZ | Local | 1 | 2024 | $15,000 |
| Encourage Kids Foundation | | New York, NY | Local | 1 | 2024 | $10,000 |
| Marcus & Millichap Foundation | | Palo Alto, CA | Local | 2 | 2024 | $10,000 |
| Tucson Osteopathic Medical Foundation | | Tucson, AZ | Local | 1 | 2024 | $7,000 |
| Childs Play | | Seattle, WA | National | 1 | 2024 | $7,000 |
| Hitchcock Bowart Daterra Family Foundation | | Wilmington, DE | National | 2 | 2024 | $1,100 |
| Community Foundation for Southern Arizona | | Tucson, AZ | Local | 5 | 2023 | $883,318 |
| Knisely Family Founation Inc | | Tucson, AZ | Local | 6 | 2023 | $120,800 |
| Tmc Health Medical Education Program | | Tucson, AZ | Local | 1 | 2023 | $55,791 |
| Donald Pitt Family Foundation | | Tucson, AZ | Local | 1 | 2023 | $300 |
| Willingham Foundation | | Pennington, NJ | Local | 2 | 2022 | $69,500 |
| F B Heron Foundation | | New Haven, CT | National | 1 | 2022 | $10,000 |
| Margaret E Mooney Foundation | | Tucson, AZ | Local | 4 | 2021 | $1,400,000 |
| The David and Lura Lovell | | | Local | 2 | 2021 | $323,000 |
| The American Breast Cancer Foundation Inc | | Columbia, MD | National | 4 | 2021 | $65,000 |
| The Gordon Foundation | | Tucson, AZ | Local | 1 | 2021 | $2,500 |
| Del E Webb Foundation | | Prescott, AZ | Local | 1 | 2020 | $50,000 |
| Haskell Fund | | Cleveland, OH | National | 3 | 2020 | $14,000 |
| Arizona Healthiest State Foundation | | | Local | 1 | 2020 | $782 |
| Arizona Hospital Assn Inc | | Phoenix, AZ | Local | 1 | 2020 | — |
| Guardians of the Angeles Charitable Foundation | | West Covina, CA | — | 1 | 2020 | — |
| Connie Hillman Family Foundation | | Tucson, AZ | Local | 2 | 2019 | $30,000 |
| Walter and Juliet J Absolon Foundation | | Tucson, AZ | Local | 1 | 2018 | $10,000 |
| Cicatelli Associates Inc | | New York, NY | — | 1 | 2017 | $37,500 |