Sanyo Engineering & Construction Inc. operates an electric facility construction business in Japan and internationally. It constructs drainage facilities and carries out internal wiring, power supply, and air conditioning supply construction. The company also provides indoor and outdoor electrical equipment construction, internal communication equipment construction, and designs and builds electrical and instrumentation equipment, power transmission and distribution lines, power generation and transformation facilities, air conditioning equipment, and water supply and drainage equipment. It supplies high and low voltage distribution boards, various distribution boards, control boards, monitoring boards, and operation panels, and also sells and maintains electrical equipment and generates solar power. Founded in 1937, the company is headquartered in Tokyo, Japan.