Investor Presentaiton

Integrated Manufacturing Network & Strong Track Record of Continuous Improvement OLD MODEL: 10+ product platform / plant silos 日日日 Assets + + → + Capabilities Specs NEW MODEL: Product 4 construction-specific product platforms Networked manufacturing footprint Capability duplication aligned to demand Aligned product continuum E日日日日日 |日日日 ✓ Footprint optimization ✓ Process improvement tools to simplify product portfolio MANTRA brand sales grew 115% CAGR from 2019 to 2022 ✓ Continuous improvement culture Facility improvements significantly reduced labor required to produce the same volume of cabinets ✓ Efficient capital spending profile Streamlined number of door styles and finishes offered, while retaining customization MasterBrand's strategic transformation initiatives have created >$40 million of cumulative annual savings to date 8

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