HarperCollins Canada was created in 1989 from the worldwide merger of Harper & Row and William Collins & Sons. The company publishes literary and commercial fiction, non-fiction, children's books, cookbooks, reference, and spiritual books, with strengths across all major trade categories. Canadian imprints include HarperCollins, HarperPerennial, HarperTrophyCanada, Collins, HarperWeekend, and Patrick Crean Editions. The company has published many leading Canadian writers, including David Bergen, Emma Donoghue, Lawrence Hill, and Kenneth Oppel. Source: HarperCollins Canada imprints page. source