- Hackett Publishing Company
Specializes in the humanities, including philosophy, classical works, literature, political theory, and the history of science.
- HarperCollins Publishers (9)
Web sites about HarperCollins, the publisher of academic, business, professional, children's, educational, general interest, religious, and spiritual books.
- Harvard Common Press
Publishers of cooking, parenting, and childbirth books.
- Haworth Press, Inc.
- Henry Holt and Company, Inc.
Publisher of fiction, non-fiction and kids' books.
- Hill Street Press
New fiction and nonfiction and classics restored to print, all with a southern accent.
- Houghton Mifflin
Publishes textbooks, instructional technology, assessments, and other educational materials for elementary and secondary schools and colleges.
- Houghton Mifflin Trade and Reference Division
Publishes books for adults and children, including fiction, nonfiction, poetry, and reference titles.
- Howell Press
Publisher and distributor of books about history, transportation, crafts, cooking, gardening, the mid-Atlantic state, and the Southeast.
- Hyperion Books
Publishes general-interest fiction and nonfiction books for adults, including the Talk Miramax, ESPN Books, ABC Daytime Press, and Hyperion East imprints.