ALPEK, S.A.B. de C.V., together with its subsidiaries, operates as a petrochemical company in Mexico, the United States, Argentina, Brazil, Chile, Canada, the United Kingdom, Oman, and Saudi Arabia. It operates in two segments, Polyester, and Plastic and Chemicals. The company offers purified terephthalic acid (PTA), an organic compound that is raw material for PET; polyethylene terephthalate (PET), a plastic resin that creates products for their lightness, hygiene, and resistance along with their recyclability; recycled PET for new bottles and containers, strapping and packing supplies, and fibers for clothing and carpet; and polyester fibers, which are mainly used for food and beverage packaging, textile, and industrial filament markets. It also manufactures and sells polypropylene and expandable styrene, as well as fertilizers and other chemicals for consumer goods, automotive, construction, agriculture, pharmaceutical, and other markets. In addition, the company offers DPET Sheet, a PET sheet for food packaging applications, including bakery, produce, pre-packaged food, yoghurt, egg trays. and other consumer products. The company was founded in 1975 and is based in San Pedro Garza García, Mexico.