Tosoh

Tosoh Corporation is a global chemical and specialty materials company based in Tokyo, Japan. Founded in 1935, it has evolved from its origins in chlor-alkali and petrochemical manufacturing to a diverse portfolio that includes basic chemicals, specialty materials, bioscience products, and scientific instruments. The company operates through over 130 subsidiaries worldwide, with facilities in East Asia, Europe, and the United States. Tosoh's product offerings include chlor-alkali products, vinyl chloride monomer, specialty polymers, fine chemicals, and analytical instruments. It is known for producing electrolytic manganese dioxide, essential for batteries, and has significant production capacity for vinyl chloride monomer. The company serves a wide range of industries, including electronics, automotive, pharmaceuticals, and food and beverage, reflecting its extensive market reach. Tosoh is publicly traded on the Tokyo Stock Exchange and is part of the Nikkei 225 index.