Chiyoda 

Chiyoda Corporation operates as an integrated engineering company in Japan and internationally. It offers consulting, planning, engineering, procurement, construction, commissioning, and maintenance services for facilities related to gas, electricity, petroleum, petrochemical, chemical, pharmaceutical, antipollution, environment, preservation, and others. The company also explores for oil, gas, and other mineral resources, as well as invests in and finances exploration activities. Chiyoda Corporation was incorporated in 1948 and is headquartered in Yokohama, Japan.