Tosoh Corporation is the parent company of a Japanese chemical and specialty products and materials group that comprises over ... 100 companies worldwide and a multiethnic workforce of more than 12,000 people. The parent company was established in 1935 and is listed on the First Section of the Tokyo Stock Exchange. In the more than 80 years that we have been in business, we have built balanced product lines of commodity chemicals for industry and of specialty products and materials for high technology and niche markets. Tosoh’s principal markets include the chemical and petrochemical, construction, automotive, consumer electronics, information technology, bioscience, and environmental markets. Tosoh, in short, is a global chemical company that supplies manufacturers with the materials they need to produce the things that make modern life all that it is and everything it can be. read more