ENEOS Corporation is a leading Japanese integrated energy and petrochemicals company and the core operating subsidiary of ENEOS Holdings, Inc. Headquartered in Tokyo, it procures crude oil and natural gas liquids, operates one of Japan’s largest networks of refineries and petrochemical complexes, and markets fuels and lubricants domestically and across Asia under the ENEOS brand.
In chemicals, ENEOS produces and supplies base petrochemical feedstocks and derivatives closely integrated with its refining operations, including ethylene, propylene, and aromatics (benzene, toluene, xylenes and paraxylene), along with solvents, plastics intermediates, and lubricant base oils. The company serves industrial customers in sectors such as automotive, packaging, and consumer goods, and participates in joint ventures and supply partnerships across the Asia–Pacific region. ENEOS also engages in power and low‑carbon energy initiatives in Japan, alongside programs to improve energy efficiency and reduce emissions across its operations.