Dr. Sharon Feng and Stephen R. Tritch Elected to Koppers Board of Directors Read more about Dr. Sharon Feng and Stephen R. Tritch Elected to Koppers Board of Directors
Koppers Holdings Inc. Board Declares Regular Dividend Read more about Koppers Holdings Inc. Board Declares Regular Dividend
Koppers Completes Construction Projects in China Read more about Koppers Completes Construction Projects in China
Koppers Holdings Inc. Schedules First Quarter 2009 Conference Call Read more about Koppers Holdings Inc. Schedules First Quarter 2009 Conference Call
Koppers Signs 5-Year Sales Contract With Emirates Aluminium Company Limited PJSC (EMAL) Read more about Koppers Signs 5-Year Sales Contract With Emirates Aluminium Company Limited PJSC (EMAL)
Koppers Holdings Inc. Reports Fourth Quarter 2008 Results Read more about Koppers Holdings Inc. Reports Fourth Quarter 2008 Results
Koppers Holdings Inc. Board Declares Regular Dividend, Sets Annual Meeting and Record Dates Read more about Koppers Holdings Inc. Board Declares Regular Dividend, Sets Annual Meeting and Record Dates
Koppers Announces Reduction of 2008 Guidance Read more about Koppers Announces Reduction of 2008 Guidance
Koppers Holdings Inc. Reports Third Quarter 2008 Results Read more about Koppers Holdings Inc. Reports Third Quarter 2008 Results
Koppers Holdings Inc. Board Declares Regular Dividend Read more about Koppers Holdings Inc. Board Declares Regular Dividend