Westlake is a global manufacturer and supplier of petrochemicals, polymers, and building products. Headquartered in Houston, Texas, it operates manufacturing and R&D facilities across North America, Europe, and Asia, serving construction, infrastructure, packaging, automotive, and consumer markets.
The company’s portfolio spans olefins and vinyls, including ethylene, polyethylene, PVC resins and compounds, EDC, VCM, and related chlor-alkali products such as chlorine and caustic soda. Westlake also produces a broad range of downstream PVC-based building materials, including pipe, siding, and fittings. Its materials are used in applications ranging from packaging films and wire and cable to water and gas distribution and other industrial and specialty uses.
