National Petrochemical Company, together with its subsidiaries, engages in development, establishment, operation, management, and maintenance of petrochemical factories, gas, petroleum, and other industries in Saudi Arabia, the Middle East, Asia, Europe, and Africa. The company offers high density polyethylene for film, fiber, blow molding, injection molding, pipe and conduit, rotomolding, other extrusion, and miscellaneous applications; polypropylene used in disposable utensils, and sheet extrusion/thermoforming in soda straws; polystyrene for disposable packaging and housings for electronic appliances; and hexene-1 comonomer for use in the production of polyethylene. It is also involved in the wholesale and retail trade of materials and petrochemical products, and its derivatives. The company was founded in 2008 and is headquartered in Riyadh, Saudi Arabia. National Petrochemical Company is a subsidiary of Saudi Industrial Investment Group. As of April 11, 2022, National Petrochemical Company operates as a subsidiary of Saudi Industrial Investment Group.