Publishers – K
- Kagemusha Taiko
- Kahn & Averill
- Kameleon-Editions
- Kampa Verlag
- Kane Press
- Kapon Editions
- Kar-Ben
- Karl Heinrich Bock
- Karma
- Karnac Books
- Karnak House
- Karolinum
- KaSu Press
- Katherine Tegen Books
- Kaya Press
- KDM Verlag
- Kegan Paul
- Kehrer Verlag
- Kein & Aber
- Kendor Music
- Kensington Publishing
- Kent State University Press
- Kerber Verlag
- Kevin Mayhew
- Key Publishing
- KeyFax New Media
- Keys-Experts Verlag
- KG Saur Verlag
- Kids Can Press
- Kindermann Verlag
- Kingmaker Publishing
- Kingston Imperial
- Kingsway Publications
- Kjos Music Company
- Klett-Kita Verlag
- Kluwer Academic Publishers Group
- Koala Publications
- Koc University Press
- Koch Verlag
- Kodansha
- Kokila
- Korero Press
- Krammer muziek
- Kregel Publications
- Kult Books
- Kunzelmann
- Kwela Books
- Kyle Books
- Kymotto Music
