A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y |Z

• Hagley Museum & Library
• Hague Academy of International Law
• Hartford (John A.) Foundation
• Hasbro Children's Fund
• Hasselblad Foundation
• Hastings Center
• Hazen (Edward W.) Foundation
• Health Effects Institute
• Hearst Foundation
• Heinz (H.J.) Company Foundation
• Heinz Endowments
• Heinz (Howard) Endowment
• Heinz (Vira I.) Endowment
• Herb Society of America
• Heriditary Disease Foundation
• Heritage Foundation
• Hershey Foods Corporation Fund
• Hertz (Fannie and John) Foundation
• Hewlett (William and Flora) Foundation
• Hewlett-Packard
• Hillman (Sydney) Foundation
• Hilton (Conrad N.) Foundation
• History of Science Society
• Hitachi Foundation
• Honeywell Foundation
• Hoover Institution at Stanford University
• Hoover (Herbert) Presidential Library Association
• Horticultural Research Institute
• Howard (George A. and Eliza Gardner) Foundation
• Hudson River Foundation for Science & Environmental Research
• Huebner (S. S.) Foundation and Geneva Association
• Hughes (Howard) Medical Institute
• Human Frontier Science Program
• Human Growth Foundation
• Humanities Research Institute
• Humboldt (Alexander von) Foundation
• Huntington Library, Art Collections, and Botanical Gardens
• Huntington's Disease Society of America
• Huyck (Edmund Niles) Preserve and Biological Research Station
• Hyde and Watson Foundation

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y |Z