Koppers Announces Participation in Midwest IDEAS Investor Conference

PITTSBURGH, Aug. 21, 2025 Koppers Holdings Inc. (NYSE: KOP), an integrated global provider of treated wood products, wood treatment chemicals and carbon compounds, today announced that the company will host meetings with the investment community as part of its participation in the Midwest IDEAS Investor Conference, which will be held in Chicago, on August 27, 2025.

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