Hibiya Engineering Ltd. engages in the manufacture and sale of facilities and equipment. It operates through the following business segments: Construction, Equipment Sales, and Equipment Manufacturing. The Construction segment provides installation of plumbing facilities and other sanitary facilities, and building and public works design and construction. The Equipment Sales and the Equipment Manufacturing segments offer installation of air conditioning equipment, electrical equipment, and information and communications equipment; installation of machinery; manufacture and sale of construction and sanitary equipment; sale, brokerage, rental and management of real estate; and development, design, installation, sale and maintenance of building security systems. The company was founded on March 9, 1966 and is headquartered in Tokyo, Japan.