Catalyst Connection
Find manufacturersAdd your company
Catalyst Connection

Copyright 2026 Catalyst Connection

All rights reserved

Directory

  • All manufacturers
  • Maryland manufacturers
  • New York manufacturers
  • Ohio manufacturers
  • Pennsylvania manufacturers
  • West Virginia manufacturers

Company

  • About us
  • Blog
  • Contact us

Support

  • Terms of service
  • Privacy policy

Stay up to date

Get regional manufacturing news, events, and resources from Catalyst Connection.

Subscribe to the newsletter
Back to results
  1. Home
  2. ›
  3. Manufacturers
  4. ›
  5. Pennsylvania
  6. ›
  7. HWI
HWI logo

HWI

Claim this profile
Pittsburgh, PA 15275
412-375-6600
Visit website

At a glance

Headquarters
Pittsburgh, PA
Employees
805
LinkedIn followers
22,791
Industries
Glass, Ceramics and Concrete Manufacturing
Specialties
Full line supplier of refractory products and services, Basic Brick, Non-Basic Brick,

About

Tracing its roots to Pittsburgh’s Star Fire Brick Company in 1865, HWI manufactures refractory products and engineered services that protect equipment in high-temperature industries. Now a member of the Calderys Group, the company operates 25 manufacturing sites and 20 distribution centers across its Americas footprint, with nearly 2,000 employees. HWI is particularly known in the iron and steel industry for inventing COMANCHE® ladle refractories and for its Advanced Technology and Research Center, described as the largest U.S. facility devoted to refractory development, quality assurance, and failure analysis.

Capabilities and markets

Products

Manufacturing processes

Materials worked

Service offerings

Economic activities

End markets served

Energy segments

Energy Efficiency

Directory supply chains

Classification

NAICS codes

Related manufacturers

  • HWI, A member of Calderys logoHWI, A member of CalderysHWI makes refractory products and provides high-temperature engineering and service for industries that rely on furnaces, kilns, and metalmaking equipment. Tracing its roots to 1865, the company now operates as the Americas brand of Calderys, with 25 manufacturing sites and 20 distribution centers across the Americas. Its Advanced Technology and Research Center in Pennsylvania is the largest refractory research facility in North America, supporting HWI’s specialty in solving demanding heat-containment and lining challenges.NIAGARA FALLS, NY
  • HWI, A member of Calderys logoHWI, A member of CalderysHWI carries a 160-year Pittsburgh-area refractory heritage, beginning with the Star Fire Brick Company in 1865 and continuing today as the Americas brand of the Calderys Group. Its nearly 2,000 employees support manufacturers whose operations depend on containing extreme heat, with particular depth in iron and steel. HWI is known for COMANCHE® and for combining large-scale manufacturing with hands-on technical support.NIAGARA FALLS, NY
  • Wahl Refractory Solutions logoWahl Refractory SolutionsFounded in 1921 by Oscar C. Wahl, Wahl Refractory Solutions manufactures custom-engineered refractory precast shapes and castables for high-temperature industrial applications. The Fremont company pioneered steel-fiber refractory technology, developing Wire-N-Cast in 1970 and later the SIFCA® process, and remains known for large MegaBRIX® furnace linings and shapes weighing more than 30,000 pounds. Wahl operates under ISO 9001:2015 and provides engineered and turnkey refractory support to molten-metals, minerals-processing, and thermoprocessing customers.FREMONT, OH
  • MIG Refractory Products logoMIG Refractory ProductsFounded more than 25 years ago by Patrick McKeown, MIG Refractory Products supplies refractory and engineered steel mill products to industrial customers in the United States and abroad. The McKeown Group company is particularly experienced in coke-oven work, including ceramic-welding repairs, and has supported projects ranging from USS Clairton Works maintenance to a U.S. magnesia-carbon brick-making facility. Its just-in-time delivery model serves operations across the iron, steel, aluminum, cement and related industries.CLARENCE, PA
More manufacturers in Pennsylvania

Contact information

Website

thinkhwi.com

Emails

  • Technical-Marketing@thinkHWI.com
  • Customer-Service@thinkHWI.com

Phone numbers

  • 412-375-6600
  • 412-375-6724

Social

Locations

HWI location map for 2000 PK LN DR

2000 Pk Ln Dr

Pittsburgh, PA 15275

Allegheny County

Get directions
Static map unavailable for this location.

1001 Pgh Mckeesport Blvd

West Mifflin, PA 15122

HWI location map for 6600 NORTHPARK BLVD

6600 Northpark Blvd

Charlotte, NC 28216

Mecklenburg County

Get directions
HWI location map for 3615 WATERFIELD RD

3615 Waterfield Rd

Lakeland, FL 33803

Polk County

Get directions
HWI location map for 4845 HOMESTEAD RD

4845 Homestead Rd

Houston, TX 77028

Harris County

Get directions
1 of 5

Is this your company?

Claim this profile to keep it up to date, showcase your capabilities, and reach new buyers.

Claim this profile

Directory source

Source
thinkhwi.com
Updated
Sep 2026