JGC Holdings Corporation, together with its subsidiaries, provides engineering, procurement, and construction services. It operates in two segments, Total Engineering and Functional Materials Manufacturing. The Total Engineering segment is involved in the planning, design, procurement, construction, and commissioning services of machinery, facilities and plants for petroleum, petroleum refining, petrochemicals, gas, liquefied natural gas, etc. The Functional Materials Manufacturing segment manufacture and distributes products in catalyst, nanoparticle technology, hygiene and safety, electronic materials, and high-performance ceramic, and next generation energy sectors. In addition, the company provides consulting, real estate management, and water desalination, as well as sells oil and gas. It serves in Japan, Southeast Asia, the Middle East, Africa, North America, and internationally. The company was formerly known as JGC Corporation and changed its name to JGC Holdings Corporation in October 2019. JGC Holdings Corporation was incorporated in 1928 and is headquartered in Yokohama, Japan.