Koppers Enters into Special Purchase Order at Subsidiary in China for Second Quarter 2019 Read more about Koppers Enters into Special Purchase Order at Subsidiary in China for Second Quarter 2019
Koppers Holdings Inc. Reports Fourth Quarter and Full-Year 2018 Results Read more about Koppers Holdings Inc. Reports Fourth Quarter and Full-Year 2018 Results
Koppers Holdings Inc. Announces 2019 Annual Meeting and Record Dates Read more about Koppers Holdings Inc. Announces 2019 Annual Meeting and Record Dates
Koppers Holdings Inc. Schedules Fourth Quarter 2018 Conference Call Read more about Koppers Holdings Inc. Schedules Fourth Quarter 2018 Conference Call
Koppers Performance Chemicals Enters into Sales Arrangement for Fire Retardant Product Read more about Koppers Performance Chemicals Enters into Sales Arrangement for Fire Retardant Product
Koppers Enters into Special Purchase Order at Subsidiary in China for First Quarter 2019 Read more about Koppers Enters into Special Purchase Order at Subsidiary in China for First Quarter 2019
Koppers Enters into Special Purchase Order at Subsidiary in China Read more about Koppers Enters into Special Purchase Order at Subsidiary in China
Koppers Announces Retirement of Stephen C. Reeder, Senior Vice President, Performance Chemicals Read more about Koppers Announces Retirement of Stephen C. Reeder, Senior Vice President, Performance Chemicals
Sonja Wilkerson Member of the Sustainability CommitteeChair of the Management Development and Compensation CommitteeMember of the Nominating and Corporate Governance Committee Sonja M. Wilkerson Sonja Wilkerson
David Motley Member of the Audit CommitteeChair of the Nominating and Corporate Governance CommitteeMember of the Strategy and Risk Committee David L. Motley David Motley