| Anne Kilcawley Christman Foundation | | Youngstown, OH | Local | 7 | 2024 | $3,007,690 |
| Williamson Family Foundation | | Canfield, OH | Local | 7 | 2024 | $649,418 |
| Community Foundation of Mahoning Valley | | Youngstown, OH | Local | 4 | 2024 | $301,980 |
| Mahoning Valley Historical Society Foundation Inc | | Youngstown, OH | Local | 2 | 2024 | $165,945 |
| Florence Simon Beecher Foundation | | Columbus, OH | Local | 5 | 2024 | $120,000 |
| John E Wallis and Elizabeth C Wallis Foundation | | Youngstown, OH | Local | 2 | 2024 | $40,000 |
| Ohio History Connection | | Columbus, OH | Local | 1 | 2024 | $19,000 |
| Charles E and Alice B Schmutz Charitable Foundation | | Saint Louis, MO | Local | 7 | 2024 | $15,000 |
| Stillwagon Family Foundation | | Youngstown, OH | National | 4 | 2024 | $14,680 |
| George B and Virginia W Pugh Foundation | | Overland Park, KS | Local | 7 | 2024 | $6,000 |
| H S & Florence Wang Family Charity Foundation | | Canfield, OH | Local | 4 | 2024 | $405 |
| William M and Alyce Cafaro Family Foundation | | Niles, OH | Local | 1 | 2024 | $250 |
| Bf Wirt Museum Fd | | | Local | 6 | 2023 | $715,419 |
| William B Pollock III & Kathryn Pollock Foundation | | Chicago, IL | Local | 4 | 2023 | $85,000 |
| Premier Bank Foundation | | Canfield, OH | Local | 5 | 2023 | $18,000 |
| Jane Lamb Charitable Foundation | | Canfield, OH | Local | 2 | 2023 | $13,000 |
| Schwebel Family Foundation | | Canfield, OH | Local | 4 | 2023 | $12,500 |
| Wuslich Family Trust 480053016 | | | Local | 1 | 2023 | $1,000 |
| Edward M Barr Charitable Tr Nect | | Columbus, OH | National | 5 | 2022 | $54,500 |
| Fibus Family Foundation | | Niles, OH | Local | 4 | 2022 | $2,000 |
| Kohli Fam Foundation | | Girard, OH | Local | 4 | 2022 | $575 |
| Youngstown Foundation | | Youngstown, OH | — | 4 | 2021 | $285,752 |
| The Frank and Pearl E Gelbman Charitable Trust | | Columbus, OH | Local | 1 | 2021 | $53,000 |
| John F & Loretta a Hynes Foundation | | Columbus, OH | Local | 1 | 2021 | $25,000 |
| William B Pollock Company Foundation | | Chicago, IL | Local | 2 | 2021 | $22,500 |
| The Grace and John T Harrington Foundation | | | — | 1 | 2021 | $2,000 |
| Willow Creek Charitable Foundation | | Marion, MA | National | 2 | 2020 | $1,000 |
| Ohio Humanities Council | | Columbus, OH | Local | 1 | 2019 | $5,231 |
| Tod Foundation | | Boardman, OH | Local | 1 | 2019 | $5,000 |
| Youngstown Area Jewish Federation | | Youngstown, OH | Local | 1 | 2018 | $5,000 |
| Walter E & Caroline H Watson Foundation | | Pittsburgh, PA | Local | 1 | 2018 | $5,000 |
| William M Neckerman Charitable Foundation | | Pennington, NJ | Local | 1 | 2018 | $5,000 |