Rogers Is ‘Predatory’ After Shaw Deal, Shaw-Run Media Firm Says

Telecommunications firm Rogers Communications Inc. is abusing its market power following its blockbuster acquisition of Shaw Communications Inc., according to a complaint by a Canadian television company.

The legal filing was made by Corus Entertainment Inc., a financially troubled media company that’s controlled by the Shaw family of Alberta — the same wealthy clan that sold its most valuable assets to Rogers last year. It’s a twist that demonstrates the concentration of media ownership in Canada.

For decades, the Shaws controlled two separate public companies. Shaw Communications focused on selling internet, cable and wireless services to consumers in ...