Alpek, S.A.B. de C.V., together with its subsidiaries, operates as a petrochemical company in Mexico, the United States, Canada, the United Kingdom, Argentina, Brazil, and Chile. It operates in two segments, Polyester, and Plastics and Chemicals. The Polyester segment produces purified terephthalic acid for use as a raw material in polyethylene terephthalate (PET) and polyester fibers; PET, a plastic resin for use in the beverage bottles, food containers, and consumer good packaging applications; and recycled PET for use in new bottles and containers, strapping and packing supplies, and fibers for clothing and carpet. This segment also offers polyester fibers, such as staple fiber for use in carpets, garments, and home furnishings; and filament for clothing, automotive interiors, and seatbelts, as well as canvases, conveyor belts, hoses, and other industrial uses. The Plastics and Chemicals segment manufactures polypropylene, expandable polystyrene, caprolactam, and other chemicals, as well as specialty and industrial chemicals for use in the consumer goods, food and beverage packaging, automotive, construction, agriculture, oil, and pharmaceutical industries. The company was founded in 1975 and is based in San Pedro Garza García, Mexico. Alpek, S.A.B. de C.V. is a subsidiary of Alfa, S. A. B. de C. V.