Oil-Dri Corporation of America develops, manufactures, and markets sorbent products in the United States and internationally. It operates in two segments: Retail and Wholesale Products Group, and Business to Business Products Group. The company offers agricultural and horticultural products, animal health and nutrition products, adsorbent products for bleaching, purification, and filtration, cat litter, industrial and automotive sorbents, and sports field products under various brand names. Its customers include mass merchandisers, farm and fleet channels, drugstore chains, pet specialty retailers, dollar stores, grocery stores, distributors, environmental service companies, and processors of edible oils, petroleum-based oils, and biodiesel. Founded in 1941, the company is based in Chicago, Illinois.