GR Truss markets its building component products through building supply centres in Northern Ontario and Northern Michigan. The market segment spans from Sault Ste. Marie East to North Bay along highway 17 East (including Manitoulin Island), then North to Timmins, Kirkland Lake and James Bay area, along Highway 11 West to White River and back to Sault Ste. Marie along Highway 17.
One Family, One Business, One Hundred Years
A little about us. Soo Mill was founded in 1915 by Fremlin Hollingsworth and is currently in its 3rd generation of ownership. Soo Mill is the leading building supplier in the Algoma District with stores in Sault Ste. Marie and Elliot Lake, and a roof truss manufacturing plant in Sault Ste Marie.