| Simons Foundation Inc | | New York, NY | National | 5 | 2024 | $12,399,835 |
| Dalio Family Fund Inc | | Westport, CT | National | 5 | 2024 | $10,143,000 |
| Gordon E and Betty I Moore Foundation | | Palo Alto, CA | National | 6 | 2024 | $6,355,008 |
| George and Wendy David Fund | | Farmington, CT | Local | 4 | 2024 | $5,010,000 |
| National Academy of Sciences | | Washington, DC | National | 6 | 2024 | $4,681,057 |
| G Unger Vetlesen Foundation | | New York, NY | National | 5 | 2024 | $4,250,000 |
| Trustees of Columbia University | | New York, NY | National | 8 | 2024 | $3,140,152 |
| The Sealark Foundation Inc C/O Robert J Laughlin Esq | | Boston, MA | Local | 4 | 2024 | $2,550,000 |
| The Schmidt Family Foundation | | Palo Alto, CA | National | 6 | 2024 | $2,335,000 |
| Bermuda Institute of Ocean Sciences Bios Inc | | Bermuda | Local | 7 | 2024 | $2,284,594 |
| W M Keck Foundation | | Los Angeles, CA | Local | 4 | 2024 | $1,910,000 |
| Stanley W Watson Foundation | | Falmouth, MA | Local | 5 | 2024 | $1,750,000 |
| Wildlife Conservation Society | | Bronx, NY | National | 3 | 2024 | $1,459,348 |
| Marine Biological Laboratory | | Woods Hole, MA | National | 8 | 2024 | $1,320,706 |
| Johns Hopkins University | | Baltimore, MD | National | 7 | 2024 | $1,251,437 |
| The Wallace Research Foundation | | Cedar Rapids, IA | National | 5 | 2024 | $1,060,000 |
| Lozen Foundation Inc | | Palm Beach, FL | Local | 3 | 2024 | $1,007,368 |
| The Robert and Michelle Cooke Atchinson Foundation | | Winchester, MA | Local | 1 | 2024 | $1,000,000 |
| Ocean Visions Inc | | Leesburg, VA | Local | 2 | 2024 | $902,836 |
| Mcconnell Family Foundation | | New York, NY | Local | 7 | 2024 | $813,757 |
| Grayce B Kerr Fund | | Easton, MD | Local | 4 | 2024 | $770,500 |
| Van Beuren Charitable Foundation Inc | | Newport, RI | Local | 4 | 2024 | $764,953 |
| George Frederick Jewett Foundation East | | St Paul, MN | Local | 6 | 2024 | $620,000 |
| Ducommun and Gross Foundation | | Healdsburg, CA | National | 7 | 2024 | $576,900 |
| World Wildlife Fund Inc | | Washington, DC | National | 3 | 2024 | $563,917 |
| Gerstner Family Foundation | | Armonk, NY | Local | 4 | 2024 | $538,682 |
| Avatar Alliance Foundation | | New York, NY | Local | 2 | 2024 | $460,500 |
| Robert Dudley Harrington Jr Charitable Foundation | | New York, NY | National | 7 | 2024 | $389,230 |
| Harrison Foundation | | Manakin Sabot, VA | Local | 6 | 2024 | $375,000 |
| Rensselaer Polytechnic Institute | | Troy, NY | National | 6 | 2024 | $346,916 |
| The Eric and Wendy Schmidt Fund for Strategic Innovation | | Palo Alto, CA | National | 1 | 2024 | $309,717 |
| Fiduciary Charitable Foundation | | Boston, MA | National | 2 | 2024 | $300,000 |
| Yawkey Foundation II | | Westwood, MA | Local | 4 | 2024 | $250,000 |
| Robert and Dana Smith Charitable Foundation | | Newton, MA | Local | 3 | 2024 | $250,000 |
| Richard Saltonstall Charitable Foundation | | Boston, MA | Local | 5 | 2024 | $240,000 |
| Lockhart Vaughan Foundation Inc | | Baltimore, MD | Local | 3 | 2024 | $238,753 |
| New Jersey Sea Grant Consortium | | Fort Hancock, NJ | Local | 2 | 2024 | $233,054 |
| Edwin S Webster Foundation | | Boston, MA | Local | 6 | 2024 | $225,000 |
| Woodwell Climate Research Center | | Falmouth, MA | Local | 2 | 2024 | $179,023 |
| Carnegie Mellon University | | Pittsburgh, PA | National | 3 | 2024 | $167,944 |
| Every Page Foundation | | Dallas, TX | Local | 2 | 2024 | $160,000 |
| University of Southern California | | Los Angeles, CA | National | 2 | 2024 | $146,945 |
| Josephine and Louise Cranefoundation | | Falmouth, MA | Local | 5 | 2024 | $145,000 |
| Odonnell Iselin Foundation Inc | | Valley Stream, NY | National | 7 | 2024 | $135,000 |
| Adelaide M and Charles B Link Foundation | | Kansas City, MO | National | 5 | 2024 | $130,490 |
| Heinz Family Foundation | | Pittsburgh, PA | National | 4 | 2024 | $125,000 |
| George W Bauer Family Foundation | | Cranford, NJ | National | 7 | 2024 | $115,000 |
| Tisbest Philanthropy | | Seattle, WA | National | 5 | 2024 | $111,946 |
| The Thompson Family Foundation Inc | | New York, NY | Local | 4 | 2024 | $100,000 |
| Mccune Family Foundation | | Chicago, IL | Local | 3 | 2024 | $100,000 |
| Kapani Family Charitable Foundation | | Naples, FL | National | 2 | 2024 | $100,000 |
| North Pond Foundation | | Wilmington, DE | Local | 7 | 2024 | $89,463 |
| Verano Fund | | Boston, MA | National | 7 | 2024 | $85,000 |
| Marvin H Davidson Foundation Inc | | Vero Beach, FL | Local | 4 | 2024 | $85,000 |
| Michele E Dufault Foundation | | Boston, MA | Local | 6 | 2024 | $81,000 |
| Ward W Woods Foundation | | New York, NY | National | 7 | 2024 | $77,500 |
| Cedar Tree Foundation Inc | | Boston, MA | National | 1 | 2024 | $70,000 |
| The Russell Family Foundation | | Gig Harbor, WA | Local | 3 | 2024 | $60,000 |
| The Robert a and Elizabeth R Jeffe Foundation | | Greenwich, CT | Local | 3 | 2024 | $60,000 |
| Ruth D Turner Foundation | | Boston, MA | National | 4 | 2024 | $54,178 |
| Trustees of Tufts College | | Medford, MA | National | 1 | 2024 | $52,953 |
| E Joseph Evans Charitable Trust | | Plymouth, MA | Local | 7 | 2024 | $50,000 |
| Sunbridge Foundation | | Seattle, WA | Local | 1 | 2024 | $50,000 |
| Rudolph Joseph Foundation | | Rockville Centre, NY | National | 1 | 2024 | $50,000 |
| Danem Foundation | | New York, NY | National | 7 | 2024 | $49,000 |
| Cornell University | | Ithaca, NY | National | 1 | 2024 | $36,405 |
| Lintilhac Foundation | | Shelburne, VT | Local | 7 | 2024 | $36,000 |
| Westwind Foundation | | North Garden, VA | Local | 7 | 2024 | $35,000 |
| The Robin and Reuben Jeffrey Family Foundation | | Palm Beach, FL | National | 6 | 2024 | $27,500 |
| Hoerle Foundation | | New York, NY | Local | 5 | 2024 | $26,000 |
| David and Arleen Mcglade Foundation Inc | | Pennington, NJ | Local | 3 | 2024 | $25,000 |
| The Hope Charitable Foundation | | Wilmington, DE | Local | 4 | 2024 | $25,000 |
| Mccance Foundation Tr | | Boston, MA | National | 1 | 2024 | $25,000 |
| Willow Creek Charitable Foundation | | Marion, MA | National | 4 | 2024 | $21,471 |
| Beal Family Foundation | | New York, NY | Local | 1 | 2024 | $20,000 |
| The Oherron Family Foundation | | Stamford, CT | Local | 3 | 2024 | $20,000 |
| Severus Foundation Corp | | Kingston, NY | National | 3 | 2024 | $20,000 |
| The Annenberg Foundation | | Los Angeles, CA | Local | 3 | 2024 | $20,000 |
| Baker Family Foundation Inc | | Braintree, MA | National | 2 | 2024 | $20,000 |
| Rauch Foundation Inc | | Woodstock, VT | Local | 1 | 2024 | $20,000 |
| Mirador Foundation | | Boston, MA | Local | 1 | 2024 | $20,000 |
| The Leslie S and Philip L Bernstein Family Fund | | Santa Barbara, CA | Local | 4 | 2024 | $17,000 |
| M N Emmerman and P a Stockhausen Foundation Inc | | New York, NY | Local | 4 | 2024 | $16,500 |
| Mazar Charitable Foundation Fund | | Boston, MA | National | 7 | 2024 | $10,500 |
| Tregurtha Family Foundation Inc | | New Canaan, CT | National | 4 | 2024 | $10,000 |
| Clermont Foundation | | Boston, MA | National | 1 | 2024 | $10,000 |
| Richard a Heald Fund Trust | | Dallas, TX | Local | 5 | 2024 | $10,000 |
| Pickard Family Foundation Inc | | Henrico, VA | National | 2 | 2024 | $10,000 |
| Atwater Kent Foundation Inc | | Palm Beach, FL | National | 5 | 2024 | $10,000 |
| Kathleen M & Peter E Naktenis Family Foundation Inc | | Dallas, TX | National | 2 | 2024 | $10,000 |
| Goldman-Sonnenfeldt Foundation Inc | | New York, NY | Local | 1 | 2024 | $10,000 |
| University of Miami | | Coral Gables, FL | National | 1 | 2024 | $9,497 |
| Henry C & Karin J Barkhorn Foundation | | New York, NY | Local | 7 | 2024 | $7,000 |
| University of Notre Dame Du Lac | | Notre Dame, IN | National | 1 | 2024 | $6,874 |
| Alexander Host Foundation Inc | | Greenwich, CT | National | 7 | 2024 | $6,500 |
| Robert a Jaye Foundation Charitable Tr | | Brookline, MA | Local | 6 | 2024 | $5,863 |
| Vaughan W Brown Family Foundation | | Wilmington, DE | National | 4 | 2024 | $5,500 |
| Esther Simon Charitable Trust P-50418-00-6 | | Chicago, IL | National | 5 | 2024 | $5,000 |
| Jean C Tempel Charitable Foundation | | Brookline, MA | Local | 1 | 2024 | $5,000 |
| Jjj Charitable Foundation | | Stamford, CT | Local | 1 | 2024 | $5,000 |
| Fledgling Fund | | Hyannis, MA | Local | 1 | 2024 | $5,000 |
| Sse Worthington Foundation | | Boston, MA | Local | 1 | 2024 | $5,000 |
| Sidney Stern Memorial Trust No 300-6-4020-02 | | Saint Louis, MO | Local | 1 | 2024 | $3,000 |
| John F Maher Family Foundation | | New York, NY | Local | 3 | 2024 | $3,000 |
| Alice Pack and L Thomas Melly Foundation | | Sarasota, FL | National | 3 | 2024 | $2,500 |
| Amelia Foundation | | Quogue, NY | National | 1 | 2024 | $2,500 |
| The Carson-Etheridge Foundation Inc | | Towson, MD | Local | 2 | 2024 | $2,000 |
| Phillips Family Foundation | | Midlothian, VA | National | 2 | 2024 | $2,000 |
| Sawyer Parks Charitable Foundation | | Boston, MA | Local | 3 | 2024 | $1,500 |
| Quarterdeck Foundation | | Marion, MA | Local | 1 | 2024 | $1,000 |
| Demarco Charitable Foundation | | Braintree, MA | Local | 1 | 2024 | $1,000 |
| Tamarack Foundation | | Boston, MA | Local | 1 | 2024 | $1,000 |
| Oscar G & Elsa S Mayer Family Foundation | | Arlington Heights, IL | National | 1 | 2024 | $1,000 |
| Blue Nomad Foundation Inc | | Lido Beach, NY | Local | 7 | 2024 | $625 |
| Joseph M Hamilburg Foundation | | Wayland, MA | Local | 5 | 2024 | $500 |
| Joseph and Rae Gann Charitable Foundation | | Bal Harbour, FL | Local | 3 | 2024 | $300 |
| Double-R Foundation | | New York, NY | Local | 3 | 2024 | $175 |
| Paul W Dimaura Charitable Tr Ua 122292 | | Boston, MA | National | 2 | 2024 | $160 |
| Stanley F Goldfein Foundation Inc | | New York, NY | National | 1 | 2024 | $100 |
| Dalio Foundation Inc | | Westport, CT | National | 4 | 2023 | $13,825,000 |
| Windward Fund | | Washington, DC | National | 2 | 2023 | $5,041,980 |
| Northeastern Regional Association of Coastal Ocean Observation Syste | | Portsmouth, NH | National | 7 | 2023 | $2,146,789 |
| Goodman-Lipman Family Foundation Inc | | Larchmont, NY | National | 1 | 2023 | $250,000 |
| Herrington Fitch Family Foundation Inc | | Traverse City, MI | Local | 3 | 2023 | $206,806 |
| Agouron Institute | | Pasadena, CA | Local | 2 | 2023 | $174,322 |
| Arthur V Davis Foundation Pf 3 | | Ponte Vedra Beach, FL | National | 2 | 2023 | $101,000 |
| E Newbold & Margaret Dupont Smith Foundation | | Wayne, PA | National | 2 | 2023 | $100,000 |
| Sidney a Swensrud Foundation | | Boston, MA | National | 6 | 2023 | $90,000 |
| Rickard Family Foundation | | Wilmington, DE | National | 6 | 2023 | $75,000 |
| Coleman Foundation | | | National | 2 | 2023 | $60,000 |
| The Newcomb-Hargraves Foundation | | Lyme, CT | Local | 4 | 2023 | $60,000 |
| Silverback Educational Foundation for the Arts Dance and Athletics | | Newtown Square, PA | Local | 1 | 2023 | $60,000 |
| Lynn & Paul Alandt Foundation | | Detroit, MI | Local | 6 | 2023 | $55,000 |
| Morby Family Foundation Inc | | Boston, MA | Local | 1 | 2023 | $50,000 |
| Chilton Family Foundation | | Stamford, CT | Local | 2 | 2023 | $40,000 |
| Roxe Foundation Inc | | Woodbridge, NJ | National | 5 | 2023 | $31,000 |
| Bilezikian Family Foundation Inc | | Yarmouth Port, MA | Local | 1 | 2023 | $25,000 |
| Cathy and George Sakellaris Family Foundation | | Milton, MA | Local | 1 | 2023 | $25,000 |
| Bruce a Beal Robert L Beal & Enid L Beal Family Foundation | | Boston, MA | Local | 1 | 2023 | $20,000 |
| John D Evans Foundation | | Dallas, TX | National | 1 | 2023 | $20,000 |
| Cleveland H Dodge Foundation Inc | | New York, NY | Local | 3 | 2023 | $19,000 |
| Deborah a Hawkins Char Tr | | Boston, MA | Local | 1 | 2023 | $10,000 |
| Beker Foundation | | New York, NY | Local | 1 | 2023 | $10,000 |
| Social Good Labs Incorporated | | Kapaa, HI | Local | 1 | 2023 | $10,000 |
| Whitehall Foundation Inc | | Palm Beach, FL | National | 7 | 2023 | $10,000 |
| Wallack Family Foundation Inc | | North Hampton, NH | Local | 1 | 2023 | $5,150 |
| Nisbet Family Foundation | | N Falmouth, MA | National | 2 | 2023 | $3,000 |
| Marthas Vineyard Bank Charitable Foundation Inc | | Edgartown, MA | Local | 1 | 2023 | $1,000 |
| Waring and Carmen Partridge Foundation | | Miami, FL | Local | 1 | 2023 | $1,000 |
| Ives Family Charitable Trust | | Boston, MA | Local | 2 | 2023 | $555 |
| R Gordon & Ann M Douglas Foundation | | Princeton, NJ | Local | 1 | 2023 | $500 |
| Nash Foundation | | Wilmington, DE | Local | 1 | 2023 | $250 |
| George T & Joan M Beck Foundation Inc | | Ocean Ridge, FL | National | 1 | 2023 | $40 |
| Deerbrook Charitable Trust | | | — | 3 | 2022 | $14,659,871 |
| Robertson Foundation | | New York, NY | Local | 5 | 2022 | $2,520,000 |
| Seaworld & Busch Gardens Conservation Fund | | Orlando, FL | National | 3 | 2022 | $1,200,000 |
| Salem Foundation | | Boston, MA | National | 2 | 2022 | $500,000 |
| Restore Americas Estuaries | | Washington, DC | National | 4 | 2022 | $298,598 |
| J Aron Charitable Foundation Inc | | Jericho, NY | National | 5 | 2022 | $255,000 |
| Climateworks Foundation | | San Francisco, CA | National | 1 | 2022 | $220,000 |
| University of Delaware | | Newark, DE | — | 5 | 2022 | $207,652 |
| Ocean Foundation | | Washington, DC | National | 1 | 2022 | $150,000 |
| Coleman Resid Tw | | | Local | 5 | 2022 | $125,750 |
| Tiffany & Co Foundation | | Whippany, NJ | National | 1 | 2022 | $100,000 |
| Worcester Polytechnic Institute | | Worcester, MA | Local | 4 | 2022 | $96,923 |
| William H Donner Foundation Inc | | Tarrytown, NY | National | 1 | 2022 | $75,000 |
| Environmental Defense Fund Incorporated | | New York, NY | National | 1 | 2022 | $35,000 |
| Dudley Taft Charitable Fdn | | Cincinnati, OH | Local | 3 | 2022 | $30,000 |
| Belt Foundation Inc | | New York, NY | National | 1 | 2022 | $25,000 |
| Aspen Community Foundation | | Basalt, CO | Local | 1 | 2022 | $23,750 |
| Community Foundations of the Hudson Valley | | Poughkeepsie, NY | Local | 1 | 2022 | $23,750 |
| Northwest Connecticut Community Foundation Inc | | Torrington, CT | Local | 1 | 2022 | $23,750 |
| Max & Victoria Dreyfus Foundation | | Washington, DC | — | 2 | 2022 | $20,000 |
| The Robert L James and Anne K James Foundation | | Albany, NY | — | 1 | 2022 | $10,000 |
| Edmund & Betsy Cabot Charitable Foundation | | Boston, MA | — | 2 | 2022 | $3,000 |
| Sea Stone Foundation | | New York, NY | Local | 2 | 2022 | $1,500 |
| Arthur & Linda Gelb Charitable Foundation | | | Local | 3 | 2022 | $1,500 |
| Loweth-Alvord Foundation | | Wilmington, NC | Local | 1 | 2022 | $1,000 |
| Paul Rizzoli Family Foundation | | Boston, MA | Local | 2 | 2022 | $1,000 |
| Holbrook R & Sarah M Davis Foundation | | Cotuit, MA | National | 1 | 2022 | $1,000 |
| Cutler-Stephens Foundation | | Charlestown, MA | Local | 3 | 2022 | $450 |
| Blue Trident Foundation Inc | | Vero Beach, FL | Local | 1 | 2022 | $55 |
| The Edna Mcconnell Clark Foundation | | | — | 1 | 2021 | $25,000,000 |
| President and Fellows of Harvard College | | Cambridge, MA | Local | 5 | 2021 | $624,376 |
| The Seaver Institute | | | — | 2 | 2021 | $430,000 |
| The Fish Family Foundation | | Boston, MA | Local | 2 | 2021 | $273,000 |
| Northeastern University | | Boston, MA | National | 3 | 2021 | $53,592 |
| Mooney-Reed Charitable Foundation Tr | | Rye, NH | Local | 1 | 2021 | $50,000 |
| Rubenstein Family Trust | | Marion, MA | Local | 1 | 2021 | $25,000 |
| Joyce Charitable Fund | | Bedford, NY | National | 1 | 2021 | $10,000 |
| Jonathan Bruce Bredin Foundation | | Wilmington, DE | Local | 2 | 2021 | $8,000 |
| Ajana Foundation Tr | | Boston, MA | Local | 4 | 2021 | $5,600 |
| Ferriday-Fund Charitable Tr | | Pittsburgh, PA | Local | 1 | 2021 | $5,000 |
| Kealy Family Foundation C/O Goldman Sachs & Co | | Vero Beach, FL | Local | 1 | 2021 | $5,000 |
| Triple T Foundation | | Chardon, OH | Local | 1 | 2021 | $2,000 |
| Craig & Ana Weatherley Foundation | | Wilmington, DE | Local | 1 | 2021 | $2,000 |
| Geoffrey Gund Foundation | | Brooklyn, OH | National | 1 | 2021 | $1,000 |
| Kenneth and Lois Lippmann Charitable Foundation Inc | | North Salem, NY | Local | 1 | 2021 | $1,000 |
| The Branscomb Family Foundation | | Half Moon Bay, CA | National | 1 | 2021 | $1,000 |
| Sager Family Traveling Foundation and Road Show Inc | | Boston, MA | Local | 1 | 2021 | $500 |
| Genie and Donald Rice Charitable Tr | | Boston, MA | Local | 1 | 2021 | $500 |
| Trustees of Boston University | | Boston, MA | National | 4 | 2020 | $1,305,853 |
| Oceanographic Research & Exploration Foundation | | Westport, CT | — | 1 | 2020 | $1,000,000 |
| Arthur Vining Davis Foundation 2 | | Pittsburgh, PA | National | 2 | 2020 | $240,621 |
| Giles W & Elise G Mead Foundation | | Seattle, WA | National | 2 | 2020 | $200,000 |
| Gansett Foundation | | Boston, MA | — | 3 | 2020 | $153,000 |
| The Walbridge Fund C/O Mclaughlin & Stern | | | — | 3 | 2020 | $150,000 |
| Hudson River Foundation for Science and Environmental Research Inc | | New York, NY | Local | 2 | 2020 | $124,321 |
| Hermann Foundation Inc | | Worcester, MA | Local | 1 | 2020 | $100,000 |
| Florida Atlantic University Foundation Inc | | Boca Raton, FL | Local | 3 | 2020 | $59,000 |
| Judith and Douglas Krupp Family Charitable Foundation | | Boston, MA | Local | 1 | 2020 | $50,000 |
| Council on Library and Information Resources | | Alexandria, VA | National | 1 | 2020 | $47,970 |
| David and Lucile Packard Foundation | | Los Altos, CA | Local | 3 | 2020 | $37,500 |
| The William Hg Fitzgerald Family Foundation | | | — | 2 | 2020 | $7,500 |
| Ken Cdf Foundation | | Rye, NY | Local | 1 | 2020 | $5,000 |
| Devonwood Foundation | | Wilmington, DE | National | 1 | 2020 | $5,000 |
| Huff Family Foundation | | Houston, TX | Local | 1 | 2020 | $5,000 |
| F T Weyerhaeuser Family Fund | | Saint Paul, MN | National | 1 | 2020 | $5,000 |
| Great Island Foundation | | New York, NY | National | 1 | 2020 | $5,000 |
| Saul & Devorah Sherman Fund | | Sag Harbor, NY | National | 1 | 2020 | $2,500 |
| Sweet Peas Foundation | | | — | 3 | 2020 | $1,500 |
| Stephanie and Lawrence Flinn Jr Charitable Trust | | Rye, NY | National | 1 | 2020 | $1,000 |
| Guerrero Family Foundation | | Jackson, WY | National | 1 | 2020 | $500 |
| Haven Trust | | Boston, MA | Local | 1 | 2020 | $500 |
| Ernst and Elfriede Frank Foundation Inc | | New York, NY | National | 1 | 2020 | $500 |
| The James Family Charitable Trust | | Jenkintown, PA | Local | 3 | 2019 | $3,000,000 |
| Craig and Susan Mccaw Foundation | | Kirkland, WA | National | 1 | 2019 | $994,680 |
| The Heising-Simons Foundation | | Los Altos, CA | National | 1 | 2019 | $274,365 |
| University of Pittsburgh | | Pittsburgh, PA | National | 3 | 2019 | $220,990 |
| National Marine Sanctuary Foundation | | Silver Spring, MD | National | 1 | 2019 | $82,859 |
| Robert J Bauer Family Foundation | | St Augustine, FL | National | 3 | 2019 | $30,000 |
| National Geographic Society | | Washington, DC | — | 1 | 2019 | $29,664 |
| J Craig Venter Institute Inc | | LA Jolla, CA | National | 2 | 2019 | $25,423 |
| James and Elizabeth Pickman Foundation Inc | | | — | 1 | 2019 | $15,000 |
| Davis Conservation Foundation | | Yarmouth, ME | Local | 1 | 2019 | $10,000 |
| Oppenheim Charitable Foundation | | Pennington, NJ | — | 2 | 2019 | $2,500 |
| The Hajim Family Foundation | | Chicago, IL | National | 1 | 2019 | $1,000 |
| Cox Family Fund | | Minneapolis, MN | Local | 1 | 2019 | $1,000 |
| Hyslop Shannon Foundation | | New Orleans, LA | National | 1 | 2019 | $1,000 |
| Charles H and Beverly E Shaw Foundation | | Park Ridge, IL | Local | 1 | 2019 | $500 |
| Kurz Charitable Trust & Foundation 98-98-162493001 | | Kansas City, MO | Local | 2 | 2019 | $255 |
| Straus Family Charitable Foundation | | Park Ridge, NJ | Local | 1 | 2019 | $100 |
| Earthscope Consortium | | Washington, DC | Local | 2 | 2018 | $2,518,871 |
| Eastman Foundation | | Kingsport, TN | National | 1 | 2018 | $400,000 |
| Volgenau Foundation | | Mclean, VA | National | 1 | 2018 | $100,000 |
| John D & Catherine T Macarthur Foundation | | Chicago, IL | National | 1 | 2018 | $60,000 |
| Irwin Belk Educational Foundation | | | — | 1 | 2018 | $12,000 |
| Norfolk Charitable Trust | | Marion, MA | Local | 1 | 2018 | $10,000 |
| Pennyghael Foundation Inc | | | — | 1 | 2018 | $9,000 |
| Craigslist Charitable Fund | | | — | 1 | 2018 | $3,000 |
| Patterson Family Foundation | | Hockessin, DE | National | 1 | 2018 | $2,000 |
| Jerold J & Marjorie N Principato Foundation Inc | | Chevy Chase, MD | Local | 1 | 2018 | $1,000 |
| Libra Foundation | | Wichita Falls, TX | Local | 1 | 2018 | $500 |
| Webster Family Foundation Tr | | Old Saybrook, CT | Local | 1 | 2018 | $55 |
| The Board of Trustees of the Leland Stanford Junior University | | Stanford, CA | National | 1 | 2017 | $1,000,000 |