OM Group, Inc. develops, processes, manufactures, and markets specialty chemicals, powders, metals, and related products from various base metals feeds, primarily cobalt. It offers products manufactured using cobalt and other metals, including nickel, copper, zinc, manganese, and calcium. The company supplies its products in various forms, such as solutions, crystals, cathodes, and powders. Its products are used in rechargeable batteries, coatings, custom catalysts, liquid detergents, lubricants and fuel additives, plastic stabilizers, polyester promoters, adhesion promoters for rubber tires, colorants, petroleum additives, magnetic media, metal finishing agents, cemented carbides for mining and machine tools, diamond tools used in construction, stainless steel, alloy, and plating applications. It operates in the United States, Europe, Africa, Canada, and the Asia-Pacific. The company was founded in 1991 and is headquartered in Cleveland, Ohio.