In 1856, Michael Henry Gill, printer for
Dublin University, purchased the publishing and bookselling business of James McGlashan, and the company was renamed McGlashan & Gill. In 1875, it was renamed M.H. Gill & Son. In 1968, the company became associated with the
London based
Macmillan Publishers (founded 1843) and Gill & Macmillan was established. In 2013, the Gill family bought out Macmillan. ==Divisions ==