Cosmo

Also known as:

コスモ石油株式会社, Kosumo Sekiyu kabushiki gaisha

Cosmo is an independent refining company with three refineries in Japan.

Refineries

Japan

Chiba - 177 kbpd Cosmo

Sakai - 100 kbpd Cosmo

Yokkaichi - 86 kbpd Cosmo


Company information

Headquarters: 1-1-1 Shibaura Minato-Ku, 105-8302 Japan

Website

Refining history

1931 - Maruzen Petroleum Company founded

1986 - Cosmo formed through merger of Maruzen (Ichihara and Sakai refineries) and Daikyo Petroleum (Yokkaichi refinery)

2013 - Sakaida refinery closed and converted to a products terminal