Business: Oil-Dri Corporation of America is a leading developer, manufacturer and marketer of products for consumer, industrial and automotive, agricultural, sports fields, fluids purification markets and the world's largest manufacturer of cat litter. Oil-Dri's product line has been diversified by leveraging the qualities of its extensive mineral reserves with an innovative research and development program. Oil-Dri operates an extensive research and development program from its laboratory campus in Vernon Hills, Illinois. In addition, the company has seven manufacturing facilities in North America and a plant in the United Kingdom.