Westlake Growth & Investment Strategy

Further Growth in HIP From Mega-Trends & Competitive Strengths Wood to Polymer Conversion Significant opportunity in displacing wood with polymers such as in trim and moldings where we have market leadership Wood to Polymer Conversion (Exterior Trim and Molding Market) Product Strengths Market leading positions with value- added name brands across product offerings that appeal to any type of consumer budget Portfolio of Leading Brands #1 Clay & Concrete Tile Roofing USTile NEWPOINT. CONCRETE ROOF TILE Clay Roofing Products 費 U.S. Infrastructure Bill & Electrification Our Products Favor The U.S. Infrastructure Bill and Electrification Trends That Provide a Significant Market Opportunity Significant Market Opportunities 2021 Market 80% Share 20% ■ Polymers & other Alternatives Wood ~$3B Market 24 24 Source: Principia. #1 Premium PVC & Poly-ash Trim har ROYAL Trim & Mouldings KLEER #1 Architectural Stone Veneer CULTURED STONE. ELDORADO STONE Water Infrastructure Spend Water infrastructure $ Amount Western water infrastructure Total New Spend $55B $8B $63B Electrification Spend Power Grid $ Amount $73B $65B $138B #1 Texas New Construction Windows Legacy Collection Magnolia Collection Executing Across Several Levers of Growth Broadband Total New Spend Westlake

View entire presentation