Kurita Water Industries Ltd. is a Japanese manufacturer, providing water treatment chemicals and facilities as well as process treatment chemicals. During the 1950s Kurita Water Industries expanded the portfolio and started with the water treatment facilities business, chemical cleaning business and maintenance services. In its second decade, the 1960s, Kurita Water Industries entered the process treatment market, especially in the pulp and paper, petrochemical and steel industries. Since the mid of the 1970s up to now, Kurita Water Industries established 14 overseas subsidiaries and affiliates. Since 2003 Kurita Water Industries is listed in the Nature Stock Index.Wikipedia