Hibiya Engineering, Ltd., together with its subsidiaries, provides various engineering products and services primarily in Japan. The company operates through three segments: Construction, Equipment Sales, and Equipment Manufacturing. It offers a range of services comprising planning, design, and installation of air conditioning, sanitary, electrical, plumbing, and information and communications equipment, as well as maintenance, management, and upgrading activities. The company also undertakes building and public works design and construction; and building and building system maintenance and management, building security, and cleaning activities. In addition, it engages in the manufacture and sale of construction and sanitary equipment; development, design, installation, sale, and maintenance of building security systems; and provision of consulting services. The company was founded in 1966 and is headquartered in Tokyo, Japan.