Westlake Chemical Corp.
| New York Stock Exchange: WLK
Westlake Chemical Corp. manufactures and markets petrochemicals, polymers and fabricated building products. It operates its business through two segments: Olefins and Vinyls. The Olefins segment manufactures and markets ethylene, polyethylene, styrene and associated co-products. The Vinyls segment manufactures intermediate chemical products, including pipe, appliance parts, residential siding, packaging and a host of other products. The principal product is polyvinyl chloride resin, which is supplied to downstream subsidiaries to manufacture and market end-user industrial and consumer products. Its customers include chemical processors, plastics fabricators, construction contractors, municipalities and supply warehouses. The company's products are used by diverse consumer and industrial markets, including flexible and rigid packaging, automotive products, coatings, residential and commercial construction as well as other durable and non-durable goods. Westlake Chemical was founded by T. T. Chao in 1986 and is headquartered in Houston, TX.