Koppers Highlights Sustainability Achievements Including Notable Greenhouse Gas Reduction

SEC Filing Details

Document Details

Form
Filing Date
May 8, 2009
Document Date
May 6, 2009
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
TRITCH STEPHEN R