As modern masters of global infrastructure and seasoned industry advisors, our commitment to people, planet, and performance is the foundation for all we put forth.
We are what the world is made of—we use renewable and repurposed raw materials to protect and extend the life of global infrastructure, for a more sustainable world.
Our services support critical infrastructure industries around the world. As trusted advisors with decades of proven success, we've seen it all, done it all, and are ready for whatever comes next.
Protecting what matters while preserving the future—guided by this purpose, the Koppers sustainability strategy focuses on three key pillars of people, planet, and performance.
We are the largest provider of pressure-treated railroad crossties for Class I railroads in North America.
Our products ensure the safe, reliable movement of people and goods by rail.
Our wood treatment products not only help extend the lifespan of crossties by up to 40 years—they also help reduce deforestation, preserve natural carbon stores, and increase the overall reliability of wood products across various industries. Our product roster also includes bonded rail joints and track components for freight, transit, high-speed, and heavy haul needs. And, we offer railroad services, including engineering, design, repair, and inspection of railroad bridges within our North American Class I customer base.
Railroad Structures
We offer our railroad customers a single, trusted source for their bridge rehabilitation and inspection needs.
Our products play an integral role in consumer travel and the transport of goods across North America.
Pressure-Treated Products
We provide high-quality, creosote-treated crossties and switch ties to the rail industry, offering the durability, dependability, efficiency, and compatibility needed to keep things moving safely and reliably.
Tie Pre-Plating
By automating our process and ensuring precision and cost-effectiveness, we help eliminate traditional railroad-tie plating inefficiencies. We customize our solutions to any railroad’s specifications, always ensuring accuracy and flexibility.
Rail Joints & Track Components
We produce top-quality, customizable track components in multiple sizes, including bolted insulated, bonded, and standard, and offer several specific product options for each segment. Learn more.
Crossing Panels
Koppers produces crossing panels to meet various Class 1 specifications. Products include full depth timber crossings, inside the rail gage pieces, and outside the rail field pieces.
Bridge Timbers & Materials
Koppers sells bridge timbers and ties to meet customer specifications. We produce thousands of bridge timbers and can provide southern yellow pine, oak, and hardwood bridge timbers treated to different retentions and/or dual-treated materials.
Recovery Resources
Our circular solutions and vertical business model manage every part of the rail-tie lifecycle—from sourcing, treating, and supplying to end of life management.