SOCAR Star Oil Refinery or SOCAR STAR Oil Refinery or Star Aegean is an oil refinery in Aliaga, western Turkey. It is operated by the State Oil Company of the Republic of Azerbaijan SOCAR,[1][2][3] who holds 60% of the ownership. The remaining 40% being owned by the Ministry of Economy of the Republic of Azerbaijan.[4]
The construction of the refinery started in 2011, cost around US$6-7 billion and became operational in October 2018.[4]