Exhibit 99.1 BEACON REPORTS FOURTH QUARTER AND FULL YEAR 2023 RESULTS • Record fourth quarter and full year net sales, strong net income, and highest Adjusted EBITDA in history • Ambition 2025 execution continued to generate growth with significant contributions from enhanced sales capabilities, greenfield investments, and M&A • Strong net income margin and double-digit Adjusted EBITDA margin for the third consecutive full year driven by diligent pricing execution, productivity, and improvements from the bo ...