Ashland Group (Ashland) Founded in 1924 and headquartered in Kentucky, Ashland is a U.S. multinational diversified chemical company, a Fortune 500 company listed under the ASH stock symbol, that provides high-quality chemical products, including unsaturated polyester resins and gel coating technology products, metal casting consumables (such as solid sand resin materials and mold release agents) and other fine chemicals, as well as a variety of advanced lubricants and water treatment.