Hollinger Inc. is based in Toronto, Ontario Canada. It is the parent company of Chicago based Hollinger International, whose primary holdings include a group of Chicago newspapers. Notable among them is the Chicago Sun-Times. Hollinger Inc. is, in turn, controlled by Canadian based Ravelston Corp, in what is part of a complex corporate ownership structure.

Controversial Canadian born businessman Conrad Black, through his personal holding company, Ravelston, controls Hollinger Inc. of Canada, which controls Hollinger International. He gave up his Canadian citizenship to become Lord Black of Crossharbour in Britain's House of Lords.