http://www.manta.com/world/North+Ame..._shops--E52B6/
The link is for motor re-winders in your province. They are more the industrial type, but I am sure if you beg nicely someone can fix you up. Won't be cheap though...you would likely be better off buying a complete generator if you can find one.
The part number for the carrier armature is strictly carrier. Too bad because everything else toward the back of the generator from there is all commercial.