DMG Media is an intermediate holding company for Associated Newspapers, Northcliffe Media, Harmsworth Printing, Harmsworth Media and other subsidiaries of Daily Mail and General Trust. It is based at Northcliffe House in Kensington.
Associated Newspapers Limited was established in 1905 and owns the Daily Mail, MailOnline, The Mail on Sunday, Metro, Metro.co.uk, i newspaper, inews.co.uk and New Scientist. Its portfolio of national newspapers, websites and mobile and tablet applications regularly reach 63% of the GB adult population every month: it includes two major paid-for national newspaper titles as well as a free nationally available newspaper. The firm is also responsible for overseeing and developing the Group's online consumer businesses and for the group's UK newspaper printing operations.
Harmsworth Printing Limited produces all of its London, Southern England and South Wales editions of the national titles out of a print work site in Thurrock, Essex. In 2020 DMG Media acquired JPI Media’s print operations in Dinnington, Portsmouth and Carn.