UPDATED April 1st 2019: They are no longer open to direct non-fiction submissions
Melville House is a Brooklyn based publisher of literary fiction and non-fiction books. They are a respected and established independent press. They were founded in 2001 by sculptor Valerie Merians and fiction writer/journalist Dennis Johnson, in order to publish an anthology titled Poetry After 9/11.
They are currently open to unsolicited submissions of non-fiction manuscripts. Although they may at some future point be open to unsolicited fiction manuscripts, they currently are not.
They publish a wide variety of books including works by indie favorite Tao Lin, The Nobel award winners Imre Kertesz and Heinrich BollI, reprints of books by F. Scott Fitzgerald and Thomas Hardy, and a series of books called “The Last Interview” which each focus on a different author.
If you have a non-fiction manuscript or proposal, send them a query email with no attachments to their non-fiction editor. The email address is submissions [at] mhpbooks [dot] com.
The non-fiction books they tend to publish lean towards the political or current events. The following titles should give you a better idea of the range of work that they publish, Is Journalism Worth Dying For? , The People Reloaded, Havana Real, Wild Food From Land And Sea, and The Silence Delusion.
To learn more about the publisher and to get a better idea for the work that they publish, you can visit their website here.