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Date Title   12/22/09 Koppers Agrees to Sale of Gainesville, Florida Wood Treating Facility to Beazer East, Inc. 12/11/09 Koppers Announces Expiration and Final Results of Tender Offer for Its 9 7/8 Percent Senior Discount Notes Due 2014 12/07/09 Koppers Signs Letter of Intent to Purchase Tar Distillation Business in Europe 12/01/09 Koppers Calls Its 9 7/8 Percent Senior Discount Notes Due 2014 for Redemption 11/30/09 Koppers Announces Expiration of Early Tender Time and Results to Date of Tender Offer for Its 9 7/8 Percent Senior Discount Notes Due 2014 11/20/09 Koppers Prices Offering of $300 Million 7.875% Senior Notes due 2019 11/12/09 Koppers Announces Tender Offer for Its 9 7/8 Percent Senior Discount Notes Due 2014 and Expected Amendment to Credit Agreement 11/12/09 Koppers Announces Proposed Private Offering of $300 Million Senior Notes Due 2019 11/09/09 Koppers Extends Sales Contract With BNSF 11/05/09 Koppers Holdings Inc. Reports Third Quarter 2009 Results 11/04/09 Koppers Holdings Inc. Board Declares Regular Dividend 10/08/09 Koppers Holdings Inc. Schedules Third Quarter 2009 Conference Call 09/15/09 Koppers Calls Senior Secured Notes 08/06/09 Koppers Holdings Inc. Reports Second Quarter 2009 Results 08/05/09 Albert J. Neupaver Elected to Koppers Board of Directors 08/05/09 Koppers Holdings Inc. Board Declares Regular Dividend 07/28/09 Koppers to Expand Petroleum Pitch Business in North America, Introduces Two New Products 07/23/09 Koppers Purchases Pre-Plating Business 07/07/09 Koppers Holdings Inc. Schedules Second Quarter 2009 Conference Call 07/01/09 Koppers Files Replacement Shelf Registration 05/07/09 Koppers Holdings Inc. Reports First Quarter 2009 Results 05/06/09 Dr. Sharon Feng and Stephen R. Tritch Elected to Koppers Board of Directors 05/06/09 Koppers Holdings Inc. Board Declares Regular Dividend 05/01/09 Koppers Completes Construction Projects in China 04/13/09 Koppers Holdings Inc. Schedules First Quarter 2009 Conference Call 03/04/09 Koppers Signs 5-Year Sales Contract With Emirates Aluminium Company Limited PJSC (EMAL) 02/17/09 Koppers Holdings Inc. Reports Fourth Quarter 2008 Results 02/04/09 Koppers Holdings Inc. Board Declares Regular Dividend, Sets Annual Meeting and Record Dates 01/21/09 Koppers Announces Reduction of 2008 Guidance