Ciech S.A. manufactures and sells various chemical products in Poland, other European Union countries, Africa, Asia, and internationally. It operates through Soda, Foam, Silicates, and Packaging segments. The company offers soda ash and baking soda, evaporated salt, agrochemical products, polyurethane foams, lanterns and jars, and sodium and potassium silicates. It also provides rail transport services. The company was founded in 1945 and is based in Warsaw, Poland. Ciech S.A. is a subsidiary of KI Chemistry S. à r. l.