| Corporation for Public Broadcasting | | | National | 8 | 2024 | $15,719,566 |
| Eqt Foundation | | Canonsburg, PA | Local | 7 | 2024 | $604,697 |
| The Heinz Endowments | | Pittsburgh, PA | Local | 4 | 2024 | $412,500 |
| Grable Foundation | | Pittsburgh, PA | Local | 5 | 2024 | $275,000 |
| Richard King Mellon Foundation Dtd 01-01-47 | | Ligonier, PA | Local | 1 | 2024 | $260,000 |
| Hillman Family Foundations | | Pittsburgh, PA | Local | 3 | 2024 | $200,000 |
| Jewish Federation of Greater Pittsburgh | | Pittsburgh, PA | National | 8 | 2024 | $155,903 |
| Beatrice L Jacobson Char Fdn | | Pittsburgh, PA | Local | 7 | 2024 | $154,506 |
| Posner Foundation of Pittsburgh | | Pittsburgh, PA | Local | 5 | 2024 | $125,000 |
| Neal Martin Christensen Foundation | | Butler, PA | Local | 6 | 2024 | $100,000 |
| Jewish Healthcare Foundation of Pittsburgh | | Pittsburgh, PA | Local | 2 | 2024 | $75,000 |
| Byham Charitable Foundation | | Bridgeville, PA | Local | 7 | 2024 | $69,000 |
| Robert and Mary Weisbrod Foundation | | Pittsburgh, PA | Local | 6 | 2024 | $55,000 |
| Public Broadcasting Service | | Arlington, VA | National | 4 | 2024 | $39,400 |
| Janes & Marilyn a Gilmore Foundation Ua | | Pittsburgh, PA | Local | 7 | 2024 | $38,000 |
| Nisource Charitable Foundation | | Columbus, OH | National | 5 | 2024 | $35,000 |
| Steven E & Gail S Burke Foundation | | Pittsburgh, PA | Local | 6 | 2024 | $27,500 |
| Equitrans Midstream Foundation | | | Local | 3 | 2024 | $25,340 |
| Cooper-Siegel Family Foundation | | Pittsburgh, PA | Local | 3 | 2024 | $25,000 |
| Frieda Berlinski Foundation | | Redondo Beach, CA | Local | 1 | 2024 | $22,500 |
| Fleischner Family Charitable Foundation | | Newtown Sq, PA | Local | 4 | 2024 | $20,750 |
| Hawksglen Foundation Tr | | Pittsburgh, PA | Local | 4 | 2024 | $13,000 |
| Peirce Family Foundation Inc | | Pittsburgh, PA | Local | 4 | 2024 | $11,500 |
| Baronner-Chatfield Foundation | | | Local | 6 | 2024 | $8,400 |
| Delligatti Charitable Foundation | | Wexford, PA | Local | 4 | 2024 | $7,000 |
| The@Bruce and Barbara Wiegand Family Foundation | | Pittsburgh, PA | Local | 7 | 2024 | $7,000 |
| Leonard C Grasso Charitable Foundation | | | Local | 3 | 2024 | $6,000 |
| Mcgough Frazier Family Foundation | | Wilmington, DE | Local | 1 | 2024 | $5,000 |
| Double Eagle Foundation | | Philadelphia, PA | National | 4 | 2024 | $4,200 |
| The Elder Foundation | | Somerset, PA | Local | 6 | 2024 | $4,160 |
| Walden Trust | | Pittsburgh, PA | National | 6 | 2024 | $3,850 |
| Curtis I and Paul Kossman Charitable Foundation | | Pittsburgh, PA | Local | 7 | 2024 | $1,800 |
| Speyer Family Foundation | | Pittsburgh, PA | National | 2 | 2024 | $1,556 |
| Katselas Family Foundation | | Pittsburgh, PA | Local | 2 | 2024 | $1,500 |
| Marcus L Ruscitto Charitable Foundation | | Rostraver Twp, PA | Local | 1 | 2024 | $1,500 |
| David a Glosser Foundation | | Johnstown, PA | Local | 8 | 2024 | $1,500 |
| Cigna Foundation | | Philadelphia, PA | Local | 5 | 2024 | $1,287 |
| Brooks Family Foundation | | Murrysville, PA | Local | 1 | 2024 | $1,200 |
| Richard & Dana Green Philanthropic Foundation | | Pittsburgh, PA | Local | 7 | 2024 | $1,192 |
| Widows Mite Fund | | Wheeling, WV | Local | 3 | 2024 | $900 |
| Simpson Fam Foundation | | Pittsburgh, PA | Local | 2 | 2024 | $370 |
| James and Melanie Crockard Foundation | | Canonsburg, PA | Local | 3 | 2024 | $300 |
| John Francis Oyler & Nancy Lee Victoria Fleck Oyler Foundation | | Sewickley, PA | Local | 1 | 2024 | $250 |
| Tzedakah Foundation | | Pittsburgh, PA | Local | 1 | 2024 | $100 |
| Wabtec Foundation | | Pittsburgh, PA | National | 1 | 2024 | $30 |
| Howmet Aerospace Foundation | | Pittsburgh, PA | National | 4 | 2023 | $200,000 |
| The David S and Karen a Shapira Foundation | | Pittsburgh, PA | Local | 6 | 2023 | $21,000 |
| H M Bitner Charitable Tr | | Pittsburgh, PA | National | 4 | 2023 | $9,000 |
| Asplundh Foundation | | Willow Grove, PA | Local | 2 | 2023 | $5,000 |
| Alan & Barbara Ackerman Fdn-Cust | | | Local | 4 | 2023 | $1,025 |
| Morby Family Foundation Inc | | Boston, MA | Local | 1 | 2023 | $1,000 |
| Colonna Family Foundation | | Pittsburgh, PA | Local | 1 | 2023 | $30 |
| Ford Foundation | | New York, NY | National | 1 | 2022 | $100,000 |
| William & Flora Hewlett Foundation | | Menlo Park, CA | National | 1 | 2022 | $100,000 |
| John R Mccune Char Trust No 9721 | | Pittsburgh, PA | — | 4 | 2022 | $58,590 |
| Staunton Farm Foundation Trust | | Pittsburgh, PA | Local | 1 | 2022 | $50,025 |
| William F Gauss and Lynn D Gauss Foundation | | Pittsburgh, PA | Local | 5 | 2022 | $50,000 |
| Greater Washington Educational Telecommunications Association Inc | | Arlington, VA | National | 2 | 2022 | $40,000 |
| The Birmingham Foundation | | Pittsburgh, PA | Local | 1 | 2022 | $40,000 |
| Rockefeller Brothers Fund Inc | | New York, NY | National | 1 | 2022 | $25,000 |
| The Buhl Foundation | | Pittsburgh, PA | Local | 1 | 2022 | $25,000 |
| Amelia Miles Foundation 26988-6 Nect | | Pittsburgh, PA | Local | 1 | 2022 | $22,500 |
| Bill Hillary & Chelsea Clinton Foundation | | Little Rock, AR | National | 1 | 2022 | $16,600 |
| Public Media Group of Southern California | | Burbank, CA | National | 1 | 2022 | $10,000 |
| Pennon Organization | | Harrisburg, PA | — | 2 | 2021 | $1,164,128 |
| Bny Mellon Foundation of Southwestern Pennsylvania | | Pittsburgh, PA | Local | 2 | 2021 | $105,000 |
| Paul H Oneill Charitable Foundation 102891 | | Pittsburgh, PA | Local | 1 | 2021 | $5,000 |
| Armstrong-Mckay Foundation | | Pittsburgh, PA | National | 1 | 2021 | $1,500 |
| Indian Trail Charitable Foundation Inc | | New York, NY | Local | 1 | 2021 | $250 |
| Jefferson Regional Foundation | | Pittsburgh, PA | Local | 3 | 2020 | $120,000 |
| Katherine Mabis Mckenna Foundation Inc | | Latrobe, PA | Local | 1 | 2020 | $50,000 |
| Arconic Foundation | | Pittsburgh, PA | National | 1 | 2020 | $25,000 |
| Whitt Family Foundation | | Las Vegas, NV | National | 1 | 2020 | $10,000 |
| Brooks Foundation 18406-8 | | Pittsburgh, PA | Local | 1 | 2020 | $10,000 |
| Dmr Charitable Foundation | | Pittsburgh, PA | National | 3 | 2020 | $6,000 |
| Robert a & Christine J Pietrandrea Charitable Foundation | | Wexford, PA | Local | 1 | 2020 | $5,000 |
| Sheila Reicher Fine Foundation | | Pittsburgh, PA | Local | 1 | 2020 | $2,500 |
| The Fine Foundation | | Pittsburgh, PA | Local | 1 | 2020 | $2,500 |
| Hadley Family Foundation | | Somerset, PA | Local | 1 | 2020 | $2,000 |
| Muse Foundation | | Pittsburgh, PA | Local | 1 | 2020 | $1,500 |
| Paddington Foundation | | | Local | 2 | 2020 | $600 |
| Lovejoy Family Charitable Tr | | Pittsburgh, PA | Local | 1 | 2020 | $500 |
| Akers Gerber Foundation | | Hollywood, FL | Local | 2 | 2019 | $20,000 |
| American Eagle Outfitters Foundation | | Pittsburgh, PA | National | 1 | 2019 | $6,000 |
| Burkholder Foundation | | Cranberry Twp, PA | Local | 2 | 2019 | $750 |
| Wagner Family Charible Tr Ua 11172000 | | Pittsburgh, PA | Local | 1 | 2019 | $250 |
| Mayer a Green Allergy Foundation | | | — | 1 | 2019 | $50 |
| University of Pittsburgh | | Pittsburgh, PA | National | 1 | 2018 | $15,000 |
| James R and Electra P Agras Foundation | | Pittsburgh, PA | Local | 2 | 2018 | $2,000 |
| Granito Family Foundation | | Pittsburgh, PA | Local | 1 | 2018 | $200 |
| Walton Family Foundation | | Pittsburgh, PA | National | 1 | 2018 | $0 |