| Restore Americas Estuaries | | Washington, DC | National | 7 | 2024 | $772,672 |
| Mosaic Company Foundation | | Tampa, FL | National | 6 | 2024 | $660,000 |
| Francis and Gertrude Levett Foundation | | St Petersburg, FL | Local | 6 | 2024 | $301,000 |
| Rays Baseball Foundation Inc | | St Petersburg, FL | Local | 7 | 2024 | $231,500 |
| Vinik Family Foundation | | Tampa, FL | Local | 3 | 2024 | $155,000 |
| Margaret E Dickins Foundation Inc | | St Petersburg, FL | Local | 7 | 2024 | $115,000 |
| Pinellas Community Foundation | | Clearwater, FL | Local | 4 | 2024 | $113,500 |
| Jack and Kathy Shields Family Foundation | | Duxbury, MA | Local | 2 | 2024 | $100,000 |
| Coastal Conservation Association | | Houston, TX | Local | 1 | 2024 | $99,225 |
| Frank E Duckwall Foundation | | Tampa, FL | Local | 6 | 2024 | $78,400 |
| The Alvah H and Wyline P Chapman Foundation Inc | | St Petersburg, FL | Local | 6 | 2024 | $54,000 |
| Sbj Resch Family Foundation Inc | | Tampa, FL | Local | 6 | 2024 | $30,000 |
| Boeckman Family Foundation | | Dallas, TX | National | 6 | 2024 | $27,500 |
| The Parallel Foundation Inc | | Tampa, FL | Local | 2 | 2024 | $22,000 |
| Clark Family Fund Inc | | Tampa, FL | Local | 7 | 2024 | $17,500 |
| Mary & Bob Sierra Family Foundation Inc | | Tampa, FL | Local | 4 | 2024 | $14,000 |
| Robert S and Mildred M Baynard Charitable Trust | | St Petersburg, FL | Local | 2 | 2024 | $10,000 |
| Stephens Foundation | | Birmingham, AL | Local | 2 | 2024 | $8,000 |
| Clarence B Coleman and Joan F Coleman Charitable Foundation | | San Francisco, CA | Local | 1 | 2024 | $8,000 |
| Wood Family Foundation Inc | | St Petersburg, FL | Local | 1 | 2024 | $2,500 |
| Tegna Foundation Inc | | | Local | 1 | 2024 | $2,000 |
| Godbold Foundtion Inc | | Tierra Verde, FL | National | 1 | 2024 | $2,000 |
| Walker Family Foundation | | Katy, TX | Local | 1 | 2024 | $1,500 |
| The Sharing of Blessings Foundation a Michigan Nonprofit Corporation | | Grand Haven, MI | Local | 2 | 2024 | $1,400 |
| Raymund Foundation Inc | | St Petersburg, FL | Local | 4 | 2023 | $302,100 |
| Dwayne Hawkins Family Foundation Inc | | Clearwater, FL | Local | 1 | 2023 | $60,000 |
| Rawson Charitable Foundation Inc | | Belleair, FL | Local | 3 | 2023 | $28,000 |
| Go to Steves Family Foundation Inc | | St Petersburg, FL | Local | 6 | 2023 | $14,250 |
| Molina Family Foundation | | S Pasadena, CA | Local | 2 | 2023 | $10,000 |
| Cowles Charitable Trust | | Staten Island, NY | Local | 4 | 2023 | $7,000 |
| Walter S Pierce Foundation Inc | | Tampa, FL | Local | 6 | 2023 | $5,500 |
| Catalina Marketing Charitable Foundation | | St Petersburg, FL | Local | 3 | 2023 | $4,500 |
| Charles D Farber Memorial Foundation Inc | | Southampton, NY | Local | 5 | 2023 | $1,500 |
| Scripps-Howard Foundation | | Cincinnati, OH | National | 1 | 2023 | $1,000 |
| The Spurlino Foundation | | Odessa, FL | — | 4 | 2022 | $435,000 |
| Saunders Foundation | | Tampa, FL | Local | 3 | 2022 | $48,000 |
| Santander Consumer USA Inc Foundation | | Dallas, TX | Local | 1 | 2022 | $20,000 |
| Seaworld & Busch Gardens Conservation Fund | | Orlando, FL | National | 2 | 2022 | $20,000 |
| Frankfurth Charitable Foundation | | Melville, NY | National | 3 | 2022 | $10,562 |
| Glasscock Family Foundation Incorporated | | St Petersburg, FL | Local | 1 | 2022 | $4,000 |
| Bruck Family Foundation Inc | | Tampa, FL | Local | 5 | 2022 | $2,500 |
| Jenbek Foundation | | Appleton, WI | National | 1 | 2022 | $150 |
| Milkey Family Foundation Inc | | | Local | 4 | 2021 | $1,025,858 |
| Mahaffey Family Foundation | | St Petersburg, FL | Local | 3 | 2021 | $17,500 |
| Robert F Schumann Foundation | | Saint Louis, MO | National | 1 | 2021 | $5,000 |
| Woodnote Foundation T-U-a 2-14-18 | | St Petersburg, FL | Local | 2 | 2020 | $25,000 |
| Margaret & David Perry Foundation T-U-a 2-14-18 | | St Petersburg, FL | Local | 2 | 2020 | $25,000 |
| Simple Generosity Foundation | | Cape Eliz, ME | National | 1 | 2020 | $5,543 |
| Beltz Family Foundation Inc | | | — | 1 | 2019 | $25,000 |
| St Petersburg Audubon Society Inc | | St Petersburg, FL | — | 1 | 2019 | $10,000 |
| Guy Harvey Ocean Fund Inc | | Fort Lauderdale, FL | Local | 1 | 2019 | $10,000 |
| Hdr Foundation | | Omaha, NE | National | 1 | 2019 | $4,190 |