Koppers Holdings Inc. Schedules Third Quarter 2009 Conference Call Read more about Koppers Holdings Inc. Schedules Third Quarter 2009 Conference Call
Koppers Holdings Inc. Reports Second Quarter 2009 Results Read more about Koppers Holdings Inc. Reports Second Quarter 2009 Results
Albert J. Neupaver Elected to Koppers Board of Directors Read more about Albert J. Neupaver Elected to Koppers Board of Directors
Koppers Holdings Inc. Board Declares Regular Dividend Read more about Koppers Holdings Inc. Board Declares Regular Dividend
Koppers to Expand Petroleum Pitch Business in North America, Introduces Two New Products Read more about Koppers to Expand Petroleum Pitch Business in North America, Introduces Two New Products
Koppers Holdings Inc. Schedules Second Quarter 2009 Conference Call Read more about Koppers Holdings Inc. Schedules Second Quarter 2009 Conference Call
Koppers Files Replacement Shelf Registration Read more about Koppers Files Replacement Shelf Registration
Koppers Holdings Inc. Reports First Quarter 2009 Results Read more about Koppers Holdings Inc. Reports First Quarter 2009 Results