Koppers is an international company and a leading integrated producer of chemicals, carbon compounds, and treated wood products for the aluminum, railroad, specialty chemical, utility, rubber and steel industries. We serve our customers through a comprehensive global manufacturing and distribution network, with manufacturing facilities located in North America, Australia, China and Europe.
Koppers operates two principal businesses, Carbon Materials and Chemicals and Railroad and Utility Products. Through our Carbon Materials and Chemicals business, we are the largest distiller of coal tar, a by-product of the transformation of coal into coke, in North America, Australia, the United Kingdom, The Netherlands and Scandinavia. Koppers distills coal tar into a variety of products, including carbon pitch, creosote, naphthalene and phthalic anhydride, which are critical intermediate materials in the production of aluminum, the pressure treatment of wood, the manufacture of high-strength concrete and the production of plasticizers and specialty chemicals, respectively.
Through our Railroad and Utility Products business, we are the largest supplier of railroad crossties in North America. Koppers other commercial wood treatment products include the provision of utility poles to the electric and telephone utility industries.