They Work with Intensity Too.

Jul 26, 2022 / People

HarbisonWalker International is associated with a preferred network of independent contractor/installers who, like us, work intensely to provide high-quality refractory construction and maintenance services.

From small emergency repairs to new plant construction, these companies have the skills, resources, and experience to meet your most demanding specifications and time constraints.

We invite you to get to know HWI’s preferred contractor/installers. Look into their wide range of refractory industry experience. See why they have satisfied customers from coast to coast and around the globe.

To contact them directly, refer to our contractor/installer listings. And if you’d like more information about the C/I network, email

About HarbisonWalker International

With more than 150 years of industry leadership and global recognition, HarbisonWalker International is the largest supplier of refractory products and services in the United States. Headquartered in Pittsburgh, Pennsylvania, the company’s international network spans North America, Europe, and Asia, with 18 manufacturing plants, 20 global sourcing centers, and the largest refractory industry research facility in North America. Serving virtually every major industry that requires refractory solutions to enhance production and protect assets, HWI is consistently recognized for its talented experts, industry firsts, and intensely driven excellence.