Two giant Aramco-led petchem projects are in commissioning as Saudi adds to its portfolio. Oman’s Liwa and UAE’s Tacaamol will be the next big projects.

Saudi Aramco and Japan’s Sumitomo, partners in the Petro Rabigh 2 petchems JV, have awarded a commissioning and start-up services contract to France’s SPIE. First units are slated for 2016 start-up.

SPIE will be commissioning and starting up the naphtha, aromatics, cumene-phenol and utilities units for the new...