Have a look at all their offices here:
https://realtronhomes.com/About/Office-Locations
Now google their phone numbers or look up their phone numbers on 800notes for many more complaints like:
http://800notes.com/Phone.aspx/1-416-222-2600
http://800notes.com/Phone.aspx/1-416-222-8600
http://800notes.com/Phone.aspx/1-416-289-3333
http://800notes.com/Phone.aspx/1-905-898-1211