Inquiries from the media should be directed to Ms. Jessica Franklin Black at [email protected] or 412-227-2025. Inquiries from the investment community should be directed to Ms. Quynh McGuire at [email protected] or 412-227-2049. SOURCE KOPPERS HOLDINGS INC. The report is available for viewing on the company's website in the Investor Relations section and can be accessed here, as well as on the SEC's website at www.sec.gov. About Koppers Koppers (NYSE: KOP) is an integrated global provider of essential trea ...