westlake chemical corporation (nyse: wlk) is an international manufacturer and supplier of petrochemicals, plastics and fabricated products. these chemical and plastic products enhance the daily lives of people around the world. from the tires we ride on, the plastic wrap that keeps our meats and produce fresh, the pipes that are essential to ensuring clean water, to the frames that secure our windows and doors, we play a vital role in supplying the building blocks for these products and many more. westlake chemical employs approximately 4,100 people and operates from 16 locations in north america, 7 in europe as well as 1 location in china. to learn more about westlake chemical, visit www.westlake.com.