| The Heinz Endowments | | Pittsburgh, PA | Local | 5 | 2024 | $11,219,933 |
| Richard King Mellon Foundation Dtd 01-01-47 | | Ligonier, PA | Local | 6 | 2024 | $8,200,000 |
| Hillman Family Foundations | | Pittsburgh, PA | Local | 5 | 2024 | $4,684,500 |
| Pittsburgh Symphony Endowment | | Pittsburgh, PA | Local | 5 | 2024 | $2,983,464 |
| Dietrich Foundation | | Pittsburgh, PA | Local | 7 | 2024 | $2,832,512 |
| Jewish Federation of Greater Pittsburgh | | Pittsburgh, PA | National | 8 | 2024 | $1,476,340 |
| Bny Mellon Foundation of Southwestern Pennsylvania | | Pittsburgh, PA | Local | 2 | 2024 | $570,000 |
| Claude Worthington Benedum Foundation | | Pittsburgh, PA | Local | 5 | 2024 | $545,000 |
| Peirce Family Foundation Inc | | Pittsburgh, PA | Local | 5 | 2024 | $538,700 |
| Allegheny Foundation | | Pittsburgh, PA | Local | 5 | 2024 | $520,000 |
| Eqt Foundation | | Canonsburg, PA | Local | 7 | 2024 | $281,200 |
| Pauline Beamer Pickens Cultural Tr | | Pittsburgh, PA | Local | 5 | 2024 | $192,000 |
| Upmc | | Pittsburgh, PA | Local | 6 | 2024 | $117,670 |
| Anne L & George H Clapp Charitable & Educational Trust | | Pittsburgh, PA | Local | 6 | 2024 | $115,000 |
| The Buhl Foundation | | Pittsburgh, PA | Local | 8 | 2024 | $110,000 |
| The Irene C Shea Charitable Foundation | | Pittsburgh, PA | Local | 4 | 2024 | $100,000 |
| Hilda M Willis Tr Foundation | | Pittsburgh, PA | Local | 1 | 2024 | $100,000 |
| The Frank E Rath Spang and Company Charitable Trust | | Pittsburgh, PA | Local | 7 | 2024 | $65,000 |
| Massey Charitable Trust | | Bridgeville, PA | Local | 5 | 2024 | $61,500 |
| Carnegie Mellon University | | Pittsburgh, PA | National | 5 | 2024 | $61,300 |
| Fleischner Family Charitable Foundation | | Newtown Sq, PA | Local | 2 | 2024 | $50,000 |
| Michael and Suellen Weir Foundation | | Sewickley, PA | Local | 2 | 2024 | $50,000 |
| Robert and Mary Weisbrod Foundation | | Pittsburgh, PA | Local | 6 | 2024 | $50,000 |
| Janes & Marilyn a Gilmore Foundation Ua | | Pittsburgh, PA | Local | 7 | 2024 | $38,000 |
| Wittmer Zoerb Foundation | | Pittsburgh, PA | Local | 1 | 2024 | $35,000 |
| Speyer Family Foundation | | Pittsburgh, PA | National | 5 | 2024 | $33,498 |
| The@Bruce and Barbara Wiegand Family Foundation | | Pittsburgh, PA | Local | 7 | 2024 | $31,750 |
| Martha Mack Lewis Foundation | | Pittsburgh, PA | Local | 4 | 2024 | $29,700 |
| Benjamin and Fannie Applestein Charitable Trust | | Pittsburgh, PA | Local | 7 | 2024 | $27,125 |
| Bozzone Family Foundation | | Pittsburgh, PA | Local | 5 | 2024 | $19,000 |
| Byham Charitable Foundation | | Bridgeville, PA | Local | 3 | 2024 | $18,500 |
| Pittsburgh Symphony Members Association | | Pittsburgh, PA | Local | 1 | 2024 | $16,985 |
| Futrell Foundation | | Pittsburgh, PA | Local | 4 | 2024 | $12,000 |
| Cigna Foundation | | Philadelphia, PA | Local | 4 | 2024 | $10,015 |
| Paul and Dina W Block Foundation | | Northwood, OH | Local | 5 | 2024 | $9,000 |
| Filipowski Foundation | | Palm Bch Gdns, FL | Local | 2 | 2024 | $5,500 |
| Bruce D & Treasure Sachnoff Charit Family Foundation | | Pittsburgh, PA | Local | 6 | 2024 | $4,550 |
| Irving & Aaronel Deroy Gruber Charitable Foundation | | Pittsburgh, PA | Local | 4 | 2024 | $4,500 |
| Richard & Dana Green Philanthropic Foundation | | Pittsburgh, PA | Local | 7 | 2024 | $2,050 |
| Mccune Foundation | | Pittsburgh, PA | Local | 3 | 2023 | $566,000 |
| William V and Catherine a Mckinney Charitable Foundation | | Pittsburgh, PA | Local | 2 | 2023 | $34,000 |
| The Community Foundation of Utah | | Salt Lake Cty, UT | Local | 3 | 2023 | $26,000 |
| David R and Frances F Levin Charitable Foundation | | Pittsburgh, PA | Local | 1 | 2023 | $20,000 |
| H M Bitner Charitable Tr | | Pittsburgh, PA | National | 4 | 2023 | $4,500 |
| Katselas Family Foundation | | Pittsburgh, PA | Local | 2 | 2023 | $3,000 |
| Motulsky-Nacht Family Foundation | | New York, NY | Local | 2 | 2023 | $360 |
| Akers Gerber Foundation | | Hollywood, FL | Local | 4 | 2022 | $100,000 |
| Wagner Family Charible Tr Ua 11172000 | | Pittsburgh, PA | Local | 1 | 2022 | $1,000 |
| Equitrans Midstream Foundation | | | Local | 2 | 2021 | $50,000 |
| Howard & Nell E Miller Foundation 53795-4 | | Pittsburgh, PA | Local | 4 | 2021 | $37,500 |
| A J & Sigismunda Palumbo Charitable Tr 35008-5 | | Cranberry Township, PA | Local | 3 | 2021 | $30,000 |
| Murry S Gerber Foundation | | Pittsburgh, PA | Local | 1 | 2021 | $10,000 |
| Nancy and Stanley Cieslak Family Foundation | | Pittsburgh, PA | Local | 4 | 2021 | $3,000 |
| Carnegie Corporation of New York | | New York, NY | National | 2 | 2020 | $200,000 |
| Marstine Family Foundation | | Pittsburgh, PA | Local | 1 | 2020 | $52,000 |
| American Symphony Orchestra League | | New York, NY | National | 1 | 2020 | $44,000 |
| The Allen H and Selma W Berkman Charitable Trust C/O Gma Foundations | | | — | 4 | 2020 | $22,500 |
| Kay Hardesty Logan Foundation | | Alexandria, VA | National | 1 | 2020 | $8,500 |
| The@Lewis a and Donna M Patterson Charitable Foundation | | Saint Louis, MO | Local | 2 | 2020 | $5,500 |
| John J Pohanka Family Foundation | | Capitol Hgts, MD | National | 1 | 2020 | $4,000 |
| Millstein Foundation Inc | | Naples, FL | Local | 1 | 2020 | $500 |
| Heinz Family Foundation | | Pittsburgh, PA | National | 1 | 2019 | $125,000 |
| Alan D and Marsha W Bramowitz Charitable Trust | | Pittsburgh, PA | Local | 2 | 2019 | $40,888 |
| Michael and Sherle Berger Foundation | | Pittsburgh, PA | — | 1 | 2019 | $5,000 |
| Burkholder Foundation | | Cranberry Twp, PA | Local | 3 | 2019 | $3,000 |
| W P Snyder III Charitable Fund | | Sewickley, PA | Local | 1 | 2019 | $1,000 |
| Compton Fam Foundation Tr | | Pittsburgh, PA | Local | 1 | 2018 | $7,500 |
| Steven E & Gail S Burke Foundation | | Pittsburgh, PA | Local | 1 | 2018 | $1,000 |
| Russell Charitable Foundation C/O Andrew K Russell | | | Local | 1 | 2018 | $300 |