![]() About UsLes Grains Lac Supérieur (GLS) is a trading company that can supply grain and grain by-products for international customers along the St-Lawrence river. GLS is an active wholesaler of bulk commodities from North American sources for domestic distributors. Our well-diversified supply base includes local Quebec and Ontario grain producers, cooperatives and country elevators, as well as major suppliers from Western Canada and the United States.
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