About Us

Big Quill Resources supplies sulfate of potash for high-value agriculture and turf markets and higher-purity SOP for specialty applications, such as the pharmaceutical and industrial food markets. It also is used in numerous industrial applications, including as an abrasive blaster and in drywall construction.

Located on Big Quill Lake in Wynyard, Saskatchewan, the company is Canada's largest producer of SOP. Big Quill Resources uses two unique processes, namely, Ion Exchange and Glaserite, to produce SOP.  The Ion Exchange process produces SOP that is one of the most pure products in the world.

Big Quill Resources is a key company of Compass Minerals (NYSE:CMP), a world-wide leader in the minerals and specialty fertilizer businesses.