Koppers Holdings Inc. Reports Third Quarter 2018 Results Read more about Koppers Holdings Inc. Reports Third Quarter 2018 Results
Koppers Holdings Inc. Schedules Third Quarter 2018 Conference Call Read more about Koppers Holdings Inc. Schedules Third Quarter 2018 Conference Call
Koppers Completes Sale of Clairton Facility Read more about Koppers Completes Sale of Clairton Facility
David M. Hillenbrand Resigns as Chair of Koppers Holdings Inc. Due to Health Reasons Read more about David M. Hillenbrand Resigns as Chair of Koppers Holdings Inc. Due to Health Reasons
Koppers Participating in Upcoming Trade Conferences; Proud to Support Served Industries Read more about Koppers Participating in Upcoming Trade Conferences; Proud to Support Served Industries
Koppers Completes Sale of U.K. Specialty Chemicals Business Read more about Koppers Completes Sale of U.K. Specialty Chemicals Business
Koppers Buys Back Nearly 700,000 Shares Under Pre-Existing Share Repurchase Authorization Read more about Koppers Buys Back Nearly 700,000 Shares Under Pre-Existing Share Repurchase Authorization
Koppers Expands Board with Election of New Directors Read more about Koppers Expands Board with Election of New Directors
Koppers Performance Chemicals Introduces FlamePRO® To Serve Growing Fire Retardant Market Read more about Koppers Performance Chemicals Introduces FlamePRO® To Serve Growing Fire Retardant Market
Koppers Holdings Inc. Reports Second Quarter 2018 Results Read more about Koppers Holdings Inc. Reports Second Quarter 2018 Results