Koppers Announces Participation in Southwest IDEAS Investor Conference

Core Points - Koppers Holdings Inc. will participate in the Southwest IDEAS Investor Conference in Dallas on November 20, 2025, hosting meetings with the investment community [1] - The company's management will include Bradley Pearce, Chief Accounting Officer, and Quynh McGuire, Vice President of Investor Relations, with presentation materials available on their website [2] Company Overview - Koppers is an integrated global provider of treated wood products, wood preservation technologies, and carbon compounds, employing approximately 1,850 people [3] - The company focuses on creating, protecting, and preserving essential infrastructure elements, including railroad crossties and utility poles, while innovating to meet future needs [3]