Ainsworth Lumber Co Ltd (Ainsworth) is a Canada-based manufacturer and marketer of oriented strand board (OSB) with a focus on value-added specialty products for markets in North America and Asia. The Company has a production capacity of approximately 2.5 billion square feet per year (3/8-inch basis) and has four wholly-owned OSB manufacturing mills located in Grande Prairie, Alberta; High Level, Alberta; 100 Mile House, British Columbia; and, Barwick, Ontario. Ainsworth engineered wood products include oriented strand board (OSB), oriented strand lumber (OSL) and specialty overlaid panels. The Company operates principally in one operating segment, oriented strand board. The Company’s products include pointSIX durastrand flooring, pointSIX flooring, steaditred stair tread panels, durastrand rimboard, rim, board/rim board plus, risers, sips and edge form.