Koppers Reports Achievements in Safety, Sustainability and Financial Performance

SEC Filing Details

Document Details

Form
Filing Date
Jul 11, 2008
Document Date
Jul 7, 2008
Form Description
Initial filing by director officer or owner of more than ten percent.
Filing Group
3,4,5
Company
Koppers Holdings, Inc.
Issuer
Koppers Holdings Inc.
Filer
Tronsberg-Deihle Louann E