Saudi Industrial Investment Group operates as a petrochemical company in the Kingdom of Saudi Arabia, rest of the Middle East, Asia, Europe, and Africa. It operates in two segments, Polymers and Aromatics. The company engages in the establishment and development, operation and management, and maintenance of petrochemical factories, gas, petroleum, and other plants; and wholesale and retail trade in material and petrochemical products and its derivatives. It also produces and sells liquid fuels, propylene, basic organic chemicals, primary gases, and gaseous fuels; and motor fuel blend stock, fuel oil, ethylene, propylene, 1-hexene, and high and low-density polyethylene and polypropylene. In addition, the company distributes aromatic products, such as styrene, cyclohexane, propane, and benzene, as well as offers polymer and monomer products and warehousing services. The company was founded in 1995 and is headquartered in Riyadh, the Kingdom of Saudi Arabia.