Organo Corp. engages in the manufacture and sale of water purifiers and electrical equipment. It operates through the Water Treatment Engineering and Functional Products segments. The Water Treatment Engineering segment manufactures and sells large-scale water treatment equipment; and provides remodeling, replacement, and maintenance services. The Functional Products segment offers standard water treatment equipment, water treatment chemicals, and food additives. The company was founded on May 1, 1946 and is headquartered in Tokyo, Japan.