Our Privacy Policy has changed.

You can view our new Privacy Policy here.×

Koppers Stands Together Against Racial Injustice
Learn More

Koppers Joins Urban League to Launch ‘All One Pittsburgh’ Fund to Help Stop Spread of COVID-19
Learn More

Koppers announces leadership changes to drive growth strategy and advance culture
Learn More

Industry leadership and expertise: Koppers is a global provider of products and services used to enhance the worldwide infrastructure.
Learn More

Respect for our global community, each Koppers plant is ISO 14001 - Environmental Certified.
Learn More

Koppers COVID-19 Updates


Watch CEO Leroy Ball’s weekly updates on the Koppers YouTube channel

Koppers Inc. 2019 Annual Report

Read Koppers Inc. 2019 Annual Report


2019 Sustainability Report

Learn more by reading our 2019 Sustainability Report.


Featured Product


Connecting to the Past. Building the future.

We're proud of our heritage of providing quality wooden crossties, responsive service, broad expertise and unparalleled innovation.

Contact Us


General Promotion

Koppers and Responsible Care

Learn More