Established in 1964, Tree Island Steel (TSX:TSL) has grown to become one of North America's largest producers and a global supplier of premium steel wire and wire products. Tree Island Steel manufactures its products from its four mills in Canada and the US - its corporate offices are located in Richmond, BC. The company sources materials worldwide, for customers in equipment manufacturing, construction, agriculture and other specialized industries. Formerly organized as an income fund (Tree Island Wire Income Fund), the company changed to a corporation in 2012 (Source: www.treeisland.com and Thomson ONE).