Book Binding Arts in Canada
There were only two groups I could find but there are likely lots of Canadian book artists. Add your links in the comments (moderated - they won't automatically show up when you post).
Canadian group promoting art bookbinding. French-Canadian site. An official chapter of an international association devoted to promoting art bookbinding on the national and international stage.
Canadian Bookbinders and Book Artists Guild
Supports the development of the book arts in Canada. Bookbinding, artists' books, papermaking, calligraphy, letterpress printing and typography, wood engraving, paper decorating, restoration, and conservation.