Westlake Westlake Corporation Fourth Quarter 2021 Earnings Presentation February 22, 2022 Westlake Corporation 2021 Highlights Business Highlights Record fourth quarter and full-year 2021 results for sales, net income and EBITDA Re-segmentation of business to provide greater clarity and enhanced reporting of all businesses Housing and Infrastructure Products segment EBITDA of $534 million for 2021 Performance and Essential Materials segment EBITDA of$3,247 million for 2021 Announce $3.8 billion of acquisit ...