Koppers Management Participating in Barrington Research Spring Virtual Investment Conference

Company Overview - Koppers Holdings Inc. is an integrated global provider of treated wood products, wood treatment chemicals, and carbon compounds [2] - The company employs approximately 2,100 individuals and focuses on creating, protecting, and preserving essential infrastructure elements [2] - Key products include railroad crossties, utility poles, outdoor wooden structures, and production feedstocks for steel, aluminum, and construction materials [2] Recent Developments - Koppers will participate in the Barrington Research Spring Virtual Investment Conference on May 29, 2025, hosting meetings with the investment community [1] - Presentation materials related to the conference will be available on the company's Investor Relations section of its website [1]