SAUDI ARAMCO JUBAIL REFINERY COMPANY SASREF is at the very heart of Saudi Arabia�s petrochemical industry, Jubail Industrial City. It is acknowledged as an industry pacesetter and was specifically designed as an export refinery In 1981, Pertomin and Shell signed a joint agreement to establish a refinery complex. Construction of the refinery started in 1982 1984 � completion of the refinery and start-up of the first unit. And in 1985, completion of start-up. Inaugurated on the 23rd of December 1986 by the Custodian of the Two Holy Mosques, King Fahad Bin Abdulaziz. SASREF was envisioned as one of the most modern refineries in the world. 1988 � Debottlenecking from 250,000 to 305,000 barrels per day. In February 1989, Saudi Arabian Marketing and Refining Company (SAMAREC) took over Petromin's share. In July 1993, Saudi Aramco took over SAMAREC's share. In September 2019, SASREF became 100% owned by Saudi Aramco