Foundations starting with M
843 private foundations with profiled giving history. Figures from IRS 990-PF filings. Search every letter at once.
Typical grant is the median of grants reported in the filing data. Application details come from the latest filing and can be out of date, so confirm them with the foundation.
1–100 of 843 foundations in this list.
| Foundation | Typical grant | Total giving | Grants reported |
|---|---|---|---|
| Musk Foundation IRS filing 2024 · Most giving: TX, OH, CA | $1M | $474.3M | 55 |
| The Marcus Foundation Inc IRS filing 2024 · Most giving: GA, NY, DC | $300K | $227.5M | 221 |
| Mother Cabrini Health Foundation Inc IRS filing 2024 · Most giving: NY, MA, DC | $200K | $172.6M | 601 |
| Michael & Susan Dell Foundation IRS filing 2024 · Most giving: CO, TX, NY | $19.3K | $164.6M | 835 |
| Margaret A Cargill Foundation IRS filing 2024 · Most giving: MN, DC, MD | $250K | $146.7M | 312 |
| The McKnight Foundation IRS filing 2024 · Most giving: MN, CA, DC | $100K | $145.9M | 790 |
| The Moody Foundation IRS filing 2024 · Most giving: TX, DC, MN | $70K | $121.3M | 373 |
| M J Murdock Charitable Trust IRS filing 2024 · Most giving: WA, OR, MT | $87K | $116.6M | 797 |
| Meyer Memorial Trust IRS filing 2024 · Most giving: OR, WA, CA | $100K | $89.8M | 838 |
| McCune Foundation PNC Bank NA IRS filing 2024 · Most giving: PA, RI | $170K | $89.4M | 165 |
| The Marianthi Foundation Inc C/O Cbiz Advisors LLC IRS filing 2024 · Most giving: NY, PA, RI | $12.2M | $75.1M | 5 |
| The Meinders Foundation IRS filing 2025 · Most giving: OK, MN, IN | $200K | $74.7M | 50 |
| Masters Tournament Foundation Inc IRS filing 2024 · Most giving: GA, FL, VA | $108K | $64.2M | 16 |
| Marty and Dorothy Silverman Foundation IRS filing 2024 · Most giving: NY, DC, CA | $60K | $63.8M | 486 |
| Mastercard Impact Fund IRS filing 2024 · Most giving: MD, DC, GA | $375K | $62.1M | 52 |
| Mathworks Foundation Inc IRS filing 2025 · Most giving: MA, GA, CA | $400K | $58.6M | 20 |
| Murray & Sydell Rosenberg Foundationinc IRS filing 2024 · Most giving: NY, NJ, QUEBEC | $22.8K | $56.4M | 240 |
| Mjs Foundation Inc IRS filing 2025 · Most giving: NY, MA, CA | $150K | $54.6M | 124 |
| Mercury Foundation IRS filing 2024 · Most giving: NY, CA, RI | $2M | $54.5M | 17 |
| Merck Foundation a New Jersey Nonprofit Corporation IRS filing 2025 · Most giving: NJ, DC, Maryland | $82.1K | $54.5M | 152 |
| Merle Chambers Fund IRS filing 2025 · Most giving: CO, DC, NC | $50K | $50.2M | 194 |
| The Marisla Foundation IRS filing 2024 · Most giving: CA, DC, NY | $75K | $46.7M | 194 |
| The Marie-Josee and Henry R Kravis Foundation IRS filing 2023 · Most giving: NY, CA, DC | $100K | $45.2M | 56 |
| The Mulva Family Foundation IRS filing 2024 · Most giving: WI, TX, OK | $137.5K | $44.6M | 58 |
| The McGee Foundation Inc IRS filing 2025 · Most giving: DE, NV, CA | $50K | $44.2M | 45 |
| The Ma-Ran Foundation C/O Rfa Management Co LLC IRS filing 2024 · Most giving: GA, OH, DE | $519.2K | $43.6M | 24 |
| Michelson Medical Research Foundation Inc IRS filing 2024 · Most giving: CA | $1.9M | $40.3M | 8 |
| Mellen Charitable Fdn (Fka Tf Fdn) C/O Paul McCoy Family Office Svcs IRS filing 2024 · Most giving: CT, MA, CA | $425K | $35.7M | 17 |
| Merancas Foundation Inc IRS filing 2025 · Most giving: NC, NJ, GA | $60K | $33.1M | 311 |
| Mac Five Foundation Inc IRS filing 2025 · Most giving: MO, NE, OH | $100K | $33M | 37 |
| Marguerite Casey Foundation IRS filing 2024 · Most giving: IL, CA, DC | $50K | $33M | 208 |
| Manton Foundation IRS filing 2024 · Most giving: MA, CT, ME | $199K | $32.9M | 75 |
| McKesson Foundation Inc IRS filing 2024 · Most giving: TX, VA, GA | $100K | $30.6M | 116 |
| The Mark E and Mary A Davis Foundation IRS filing 2025 · Most giving: PA, MN, VA | $1K | $29.8M | 98 |
| Medtronic Communities Foundation IRS filing 2024 · Most giving: SC, DC, MN | $250K | $29.2M | 29 |
| The Morehead-Cain Foundation IRS filing 2024 · Most giving: NC, CA, NY | $27.3K | $28.8M | 831 |
| Math for America IRS filing 2024 · Most giving: NY, CA, KS | $15K | $28.8M | 1,931 |
| Motorola Solutions Foundation IRS filing 2025 · Most giving: IL, DE, DC | $35K | $26.4M | 452 |
| The Michael and Lori Milken Family Foundation IRS filing 2023 · Most giving: CA, NY, DC | $5K | $26.1M | 86 |
| The Margaret and Daniel Loeb Foundation IRS filing 2024 · Most giving: NY, RI, FL | $25K | $25.5M | 264 |
| The Morningstar Philanthropic Foundation D/B/A the Morningstar Foundation IRS filing 2024 · Most giving: DC, NY, MD | $50K | $24.5M | 209 |
| The Morningside Foundation IRS filing 2025 · Most giving: MA, CA, GA | $73K | $24.5M | 22 |
| Massmutual Foundation Inc IRS filing 2024 · Most giving: DE, MA, CT | $896K | $24.4M | 5 |
| Milky Way Research Foundation IRS filing 2024 · Most giving: CA, MA, NY | $1.1M | $24.3M | 25 |
| Meadows Foundation Inc IRS filing 2024 · Most giving: TX, CA, DC | $75K | $24.1M | 161 |
| Motulsky-Nacht Family Foundation C/O John A Motulsky IRS filing 2025 · Most giving: OH, NY, CA | $5K | $23.9M | 52 |
| The Morris and Gwendolyn Cafritz Foundation IRS filing 2024 · Most giving: DC, MD, VA | $35K | $23.7M | 451 |
| McGregor Fund IRS filing 2024 · Most giving: MI, DC, NY | $40K | $23.3M | 271 |
| The Macmillan Family Foundation Inc IRS filing 2024 · Most giving: NY, NJ, PA | $50K | $23.3M | 151 |
| Mitchell Wolfson Sr Foundation C/O Mk Consulting LLC IRS filing 2024 · Most giving: FL, DC, CA | $10K | $22.7M | 69 |
| Mulago Foundation C/O Arnhold LLC IRS filing 2024 · Most giving: MA, CA, NY | $250K | $22.5M | 97 |
| The Meijer Foundation IRS filing 2024 · Most giving: MI, OH, NC | $50K | $21.9M | 126 |
| Margulf Foundation IRS filing 2024 · Most giving: CO, CA, NY | $30K | $21.5M | 290 |
| Manoogian Simone Foundation IRS filing 2025 · Most giving: FL, NH, CA | $450K | $21.5M | 14 |
| The Maclellan Foundation Inc IRS filing 2024 · Most giving: FL, TN, GA | $9.5K | $21.5M | 161 |
| Marie Lamfrom Charitable Foundation Trust IRS filing 2024 · Most giving: OR, WA, MA | $18K | $20.5M | 663 |
| Manitou Fund IRS filing 2024 · Most giving: CA, MN, NY | $50K | $20.1M | 164 |
| Milton Roberts Tw IRS filing 2025 · Most giving: MD, MN | $2.5M | $19.7M | 8 |
| The McMurry Foundation IRS filing 2024 · Most giving: WY, ID, RI | $10K | $18.8M | 112 |
| Mertz Gilmore Foundation IRS filing 2024 · Most giving: NY, DC, CA | $25K | $18.2M | 607 |
| Mays Family Foundation IRS filing 2024 · Most giving: TX, TN, FL | $25K | $18.2M | 181 |
| Mary Reynolds Babcock Foundation Incorporated IRS filing 2024 · Most giving: GA, NC, LA | $202.5K | $17.7M | 76 |
| Mathile Family Foundation IRS filing 2023 · Most giving: OH, NE, MO | $20K | $16.6M | 143 |
| Maccarthy Foundation IRS filing 2025 · Most giving: MO | $15K | $16.4M | 18 |
| Margaret A Darrin Charitable Trust C/O Michael T Hanifin IRS filing 2025 · Most giving: NJ, NY, IL | $25K | $16.4M | 123 |
| The Morris Foundation IRS filing 2024 · Most giving: TX, NY, IL | $81.6K | $16.2M | 134 |
| Micron Technology Foundation Inc IRS filing 2025 · Most giving: DE, VA | $90.9K | $15.6M | 22 |
| The Meyer and Deanne Sharlin Foundation C/O Marc Feinberg IRS filing 2025 · Most giving: NY, DC, MD | $20K | $15.4M | 218 |
| Moise Y Safra Foundation Inc IRS filing 2024 · Most giving: NY, PA, FL | $75K | $15.4M | 66 |
| Max M & Marjorie S Fisher Foundation Inc IRS filing 2024 · Most giving: MI, NY, FL | $47.9K | $15.3M | 189 |
| Mimi and Peter Haas Fund IRS filing 2024 · Most giving: CA, NY, MA | $15K | $15.2M | 238 |
| The Mary Alice Fortin Foundation IRS filing 2024 · Most giving: FL, MT, NC | $15K | $14.9M | 265 |
| Mattick Family Foundation Inc IRS filing 2025 · Most giving: NC, FL, KY | $100K | $14.3M | 53 |
| The Meadowview Foundation C/O Kim Bessolo IRS filing 2024 · Most giving: CA, NC, GA | $500K | $14M | 18 |
| Micah Philanthropies IRS filing 2024 · Most giving: NY, CT, MA | $50K | $13.7M | 137 |
| Manning Family Foundation IRS filing 2024 · Most giving: VA, OH, NY | $25K | $13.5M | 65 |
| Micky and Madeleine Arison Family Foundation C/O Richard Kohan Afo LLC IRS filing 2024 · Most giving: FL, CA, NJ | $50K | $13.4M | 55 |
| Millstone Fund IRS filing 2024 · Most giving: OH, KY, DC | $40K | $13.3M | 181 |
| Moglia Family Foundation IRS filing 2024 · Most giving: NY, SC, IL | $10K | $13.2M | 263 |
| The Morgridge Family Foundation IRS filing 2024 · Most giving: CO, IL, CA | $6.4K | $13M | 158 |
| Max and Marian Farash Charitable Foundation IRS filing 2024 · Most giving: NY, MA, CA | $27.5K | $13M | 139 |
| The Mill Park Foundation Inc IRS filing 2024 · Most giving: FL, DC, VT | $250K | $12.9M | 5 |
| Malchus Foundation IRS filing 2024 · Most giving: NY, NJ, MN | $43K | $12.6M | 109 |
| Max and Lilian Rappaport Foundation FT Treatment & Study of Social Trauma IRS filing 2024 · Most giving: NJ, NY, MO | $225K | $12.6M | 53 |
| Maurice & Carol Feinberg Family Foundation IRS filing 2023 · Most giving: OH, NY, MA | $10K | $12.4M | 36 |
| MD Anderson Foundation IRS filing 2024 · Most giving: TX, OK | $50K | $12.4M | 158 |
| The Melville Charitable Trust Inc IRS filing 2024 · Most giving: DC, CT, MD | $150K | $12.4M | 54 |
| Manat Foundation IRS filing 2024 · Most giving: MI, NY, TN | $15K | $12.4M | 41 |
| The Max H Gluck Foundation Inc IRS filing 2024 · Most giving: CA, NY, DC | $70K | $12.3M | 87 |
| Muriel McBrien Kauffman Family Foundation IRS filing 2024 · Most giving: MO, NY, KS | $10K | $12.2M | 189 |
| Mike & Sofia Segal Foundation IRS filing 2024 · Most giving: NY, DC, FL | $200K | $12.2M | 33 |
| Moccasin Lake Foundation IRS filing 2025 · Most giving: WA, CA, IL | $10K | $12.1M | 234 |
| The Mary Moody Northen Endowment IRS filing 2024 · Most giving: TX, VA | $16K | $12M | 159 |
| Mary E Bazar-Robin Foundation IRS filing 2024 · Most giving: CA, DC, TN | $100K | $12M | 21 |
| The Mitchell and Hilarie Morgan Family Foundation IRS filing 2025 · Most giving: PA, NY, FL | $10K | $11.9M | 44 |
| Moderna Charitable Foundation Inc IRS filing 2025 · Most giving: DE, DC, GLOUCESTERSHIRE | $50K | $11.8M | 18 |
| Mapp Family Foundation IRS filing 2025 · Most giving: MS, AL, TN | $10K | $11.7M | 83 |
| The McConnell Foundation IRS filing 2024 · Most giving: CA, KAUSALTAR, CHAKRAPATH | $7.5K | $11.6M | 129 |
| Munger Charitable Trust Number Eight C/O William Borthwick IRS filing 2024 · Most giving: DC, PA, CA | $100K | $11.6M | 17 |
| McInerny Foundation IRS filing 2024 · Most giving: HI, MA, CO | $35K | $11.5M | 108 |