De Harmonie

De Harmonie is a Dutch publishing company best known today as the publisher of the Harry Potter series of books since the 1990s, though their largest success didn't come until the 2000s and since 14 februari 2008 they are located on Herengracht in Amsterdam.

The company was founded in 1972 by Jaco Groot and his wife Elisabeth, and publishes 30-40 new titles per year, mostly visually-oriented material such as illustrated children's books, comics and art books, but also poetry and prose. Choices who to publish are still made by the founders, though from an attic room on the Singel they have come a long way since Harry Potter.

Other authors besides J.K. Rowling whose works they have published are Wim de Bie, Jan Blokker, Hugo Brandt Corstius, Arjan Ederveen, Jonas Geirnaert, Elke Heidenreich, Willem Frederik Hermans, Judith Herzberg, Isol, Harrie Jekkers, Freek de Jonge, Kamagurka, Hanco Kolk, Kees van Kooten, Kim van Kooten, Gerrit Kouwenaar, Jhumpa Lahiri, David Leavitt, Nicolaas Matsier, Colum McCann, Ian McEwan, Rebecca Miller, Joshua Mowll, Carel Peeters, Daniel Pennac, Ethel Portnoy, Frederick Reiken, Keith Ridgway, Jess Row, Wim T. Schippers, Herr Seele, Tom Sharpe, Posy Simmonds, Matthew Skelton, Ronald Snijders, Art Spiegelman, Peter van Straaten, Joost Swarte, Jacques Tardi, Stefan Themerson, Franciszka Themerson, Oyvind Torseter, Henny Vrienten, Elly de Waard, Wallace & Gromit, Ursus Wehrli, Micha Wertheim, and Peter de Wit.

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