publisher
US /ˈpʌb.lɪ.ʃɚ/
UK /ˈpʌb.lɪ.ʃɚ/

1.
editor, editorial
a person or company that prepares and issues books, journals, music, or other works for sale
:
•
The author signed a contract with a new publisher.
El autor firmó un contrato con un nuevo editor.
•
She works as a senior editor at a major book publisher.
Ella trabaja como editora sénior en una importante editorial de libros.