Westlake Corporation has approximately 16,000 employees and operates worldwide. It operates through the Olefins and Vinyls segments. Westlake Chemical Corporation is a manufacturer and supplier of petrochemicals, polymers and fabricated products with headquarters in Houston, Texas. Westlake is the second-largest Chlor-alkali (chlorine and caustic soda) producer in the world, which capitalizes on globally low-cost natural gas for power in North America. It is the largest producer of low-density polyethylene (LDPE) in the US and ranks among the top producers of polyvinyl chloride (PVC). Westlake is proud of who we are - a responsible manufacturer and global supplier of materials that enhance the quality of life. Our products, now under a One Westlake brand, supply the necessary building blocks for everyday products across housing and infrastructure, packaging and healthcare, and. Westlake (NYSE: WLK) is a global diversified industrial company that is committed to building a better future through innovation, sustainability and responsible operations.