Initially established as Tosoh's first US representative office in NY in 1964, Tosoh USA, Inc. has evolved into the company's main sales, marketing and business development center in North America. Tosoh USA plays a strategic role in Tosoh Corporation's expansion of its global operations serving industries including pharmaceuticals, electronics, specialty chemicals, optical communications and automotive among others.

Zeolites, polyurethane catalysts, fine chemicals/advanced chemical intermediates, zirconia powders/ceramics and ethylene amines are some of the products marketed by Tosoh USA while providing quality technical and customer service, regulatory compliance, plus domestic inventories of many products