| Richard King Mellon Foundation Dtd 01-01-47 | | Ligonier, PA | Local | 6 | 2024 | $2,455,000 |
| Katherine Mabis Mckenna Foundation Inc | | Latrobe, PA | Local | 4 | 2024 | $216,500 |
| Nimick Forbesway Foundation | | Wilmington, DE | National | 4 | 2024 | $200,000 |
| Colcom Foundation | | Pittsburgh, PA | National | 1 | 2024 | $100,000 |
| Philadelphia Visitor Center Corporation | | Philadelphia, PA | Local | 1 | 2024 | $20,000 |
| Pennsylvania Automotive Association Foundation | | Harrisburg, PA | Local | 2 | 2024 | $14,000 |
| Cleveland H Dodge Foundation Inc | | New York, NY | Local | 4 | 2024 | $7,500 |
| Summit Foundation | | Pittsburgh, PA | Local | 5 | 2024 | $5,000 |
| R K Mellon Family Foundation | | Ligonier, PA | National | 5 | 2023 | $220,000 |
| Courtney Babcock Borntraeger Foundation | | Wilmington, DE | Local | 4 | 2023 | $73,000 |
| Dsf Charitable Foundation | | Pittsburgh, PA | Local | 1 | 2022 | $150,000 |
| The Paul and Anne Smiy Family Foundation | | Chesterfield, VA | Local | 2 | 2022 | $14,460 |
| Society of Colonial Wars in the Commonwealth of Pennsylvania | | Philadelphia, PA | — | 1 | 2022 | $2,500 |
| Eichleay Foundation | | Oakdale, PA | National | 4 | 2021 | $4,000 |
| Cigna Foundation | | Philadelphia, PA | Local | 1 | 2021 | $25 |
| Arnold D and Winifred W Palmer Foundation | | Pittsburgh, PA | Local | 3 | 2020 | $155,000 |
| Babcock Charitable Trust | | | — | 1 | 2020 | $10,000 |
| Pritzker Military Foundation | | Chicago, IL | National | 1 | 2019 | $10,000 |
| Brooks Foundation 18406-8 | | Pittsburgh, PA | Local | 1 | 2019 | $8,602 |
| The Ahmanson Foundation | | Beverly Hills, CA | Local | 1 | 2019 | $2,500 |
| Standard Charitable Foundation | | | — | 1 | 2018 | $5,000 |
| J B Finley Charitable Trust 8718-7 Nect | | Pittsburgh, PA | Local | 1 | 2018 | $1,398 |