Mesaieed Petrochemical Holding Co. QSC engages in the provision of petrochemical business. It produces and sells polyethylene, 1-hexene, normal alpha olefins, other ethylene derivatives, caustic soda, ethylene dichloride, vinyl chloride monomer, and other petrochemical products. The company was founded on May 29, 2013 and is headquartered in Doha, Qatar.