- Harlequin® HQN, Don Mills, Ontario, 2014
- Harlequin, Don Mills, Ontario, 2005
- Harlequin Enterprises, Don Mills, Ontario, 2015
- Worldwide Library, Don Mills, Ontario, 2015
- Mira, Don Mills, Ontario, 2003
- HQN/Harlequin Enterprises, Don Mills, Ontario, 2002
- Hqn Books, Don Mills, Ontario, 2016
- Harlequin Desire, Don Mills, Ontario, 2015
- Harlequin Western Romance, Don Mills, Ontario, 2016
- Harlequin MIRA, Don Mills, Ontario, 2016
- Mira, Don Mills, Ontario, 2018
- Mira Books, Don Mills, Ontario, 2018
- Harlequin Love Inspired Suspense, Don Mills, Ontario, 2017
- Hqn Books, Don Mills, Ontario, 2009
- HQN, Don Mills, Ontario, 2021
- HQN, Don Mills, Ontario, 2010
- Mira Books, Don Mills, Ontario, 2012
- Harlequin Teen, Don Mills, Ontario, 2013, c2012
- Harlequin Enterprises, Don Mills, Ontario, c1992
- Harlequin Love Inspired Suspense, Don Mills, Ontario, 2013
- HARLEQUIN MEDICAL ROMANCE, Don Mills, Ontario, 2013
- Harlequin Historical Undone, Don Mills, Ontario, 2013
- Harlequin Historical, Don Mills, Ontario, 2014
- Harlequin Historical Undone, Don Mills, Ontario, 2014
- Cosmo Red-Hot Reads from Harlequin, Don Mills, Ontario, 2014
- Harlequin Love Inspired, Don Mills, Ontario, 2013
- Harlequin, Don Mills, Ontario, 1982
- Harlequin Books, Don Mills, Ontario, 2011
- Harlequin Enterprises Limited, Don Mills, Ontario, c2015
- HQN Books, Don Mills, Ontario, ©1998
- HarlequinTeen, Don Mills, Ontario, 2014
- Harlequin Enterprises, Ltd., Don Mills, Ontario, 2017
- Harlequin KISS, Don Mills, Ontario, 2013