SADARA Chemical Company
Petro Rabigh Refinery
Saudi Aramco Base Oil Company (LUBEREF)
Saudi Aramco Jeddah Refinery and Terminal
Saudi Aramco Jubail Refinery Company
Saudi Aramco Mobile Refinery Company (SAMREF)
Saudi Aramco RasTanura Refinery (RTR)
Saudi Aramco Riyadh Refinery
Saudi Aramco TOTAL Refining and Petrochemical Company (SATORP)
Saudi Aramco Yanbu Refinery
Yanbu Aramco Sinopec Refining Company (YASREF)
National Industrialization Company (TASNEE) 
Saudi Chevron Phillips Company (S-Chem) 
Maaden Phosphate Company 
MARAFIQ Jubail 
MARAFIQ Yanbu