The Canadian Group
430 Signet Street
Toronto, Ontario
M9L 2T6

This appears to be a fairly new company that has made quite a number of puzzles including:

Also see Castle Classics which is a repackaging of some Canadian Group puzzles.

As I find out more on this company I will add more. Here's what I know of their existing series:

Aquatic Theme(#40220)

Canadian locations??(#40215)

Flowers (#40225)

Classic Cars(#40235)

Canadian Historic Paintings

Canadian locations