Eneos
Also known as:
JXTG, JX, Tonen (merged), Nippon Oil
Eneos is a large Japanese oil company with the largest refining portfolio in Japan.
Company information
Headquarters: 1-2 Otemachi 1-chome, Chiyodaku, Tokyo 100-8162, Japan
Refining history
1888 - Nippon Oil established
1931 - Mitsubishi Oil established
1933 - Koa Oil established
1939 - Toa Nenro Kogyo established (later Tonen)
1941 - Toa Nenro Kogyo commissioned Wakayama refinery
1949 - Toa Nenro Kogyo partnered with Stanvac (Standard Oil and Socony Vacuum JV)
1950 - Nippon Oil commissioned Marifu refinery
1955 - Toa Nenro Kogyo commissioned Shimizu refinery
1956 - Muroran refinery commissioned
1961 - Mitsubishi oil commissioned Mizushima refinery
1963 - Kyokuto formed as partnership of Mobil and Mitsui
1964 - Oita refinery commissioned by Nippon Oil
1965 - Toa Nenro Kogyo commissioned Sakai refinery
1968 - Kyokuto commissioned Kawasaki refinery
1968 - Tohoku Oil established
1970 - Koa Oil commissioned Takaishi (Osaka) refinery
1971 - Sendai refinery commissioned
1999 - Nippon Oil and Mitsubishi Oil merged to form Nisseki Mitsubishi
1999 - Japan Energy acquired controlling stake in Kashima Oil
2002 - Nisseki Mitsubishi, Tohoku, and Koa merged to form Nippon Refining
2008 - CNPC took stake in Takaishi (Osaka) refinery
2009 - Toyama refinery closed
2010 - Nippon Refining merged into JX Nippon Oil
2014 - Nippon Oil closed Muroran refinery
2015 - Tonen acquired Kyokuto
2016 - ExxonMobil sold interest in Tonen
2017 - JX and Tonen General merged to form JXTG
2020 - Changed name to Eneos
2023 - Wakayama refinery decommissioned