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HarbisonWalker International Employee Directory

Glass, Ceramics and Concrete ManufacturingPennsylvania, United States501-1000 Employees

HarbisonWalker International (HWI) operates in the glass, ceramics and concrete manufacturing sector and is the largest supplier of refractory products and services in the United States, with a history spanning more than 150 years. It is part of Calderys and serves as the Americas region brand for the group. The company maintains numerous manufacturing sites and strategically placed distribution centers across the Americas and hosts the largest refractory industry research facility in North America. HWI serves virtually every major industry that requires refractory solutions to enhance production and protect assets, and has a workforce of 501-1000 employees based in Pittsburgh, Pennsylvania. Recent activity includes expansions of facilities and offices in Missouri and the launch of HTT.EDU in 2025.

Find HarbisonWalker International employees' phone numbers or email addresses

HarbisonWalker International Global Highlights

Location
Employees

North America
712

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  • United States Of America
    681
  • Canada
    18
  • Mexico
    12
  • Costa Rica
    1

Europe
19

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  • United Kingdom Of Great Britain And Northern Ireland
    14
  • Germany
    2
  • Italy
    1
  • France
    1
  • Austria
    1

Asia
12

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  • Indonesia
    5
  • Viet Nam
    3
  • China
    2
  • Turkey
    2

South America
12

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  • Brazil
    12

HarbisonWalker International's Leadership

  • Chief Technology Officer at HarbisonWalker International
    M. C.
    Chief Technology Officer
  • Chairman And Chief Executive Officer at HarbisonWalker International
    R. J.
    Chairman And Chief Executive Officer
  • Owner at HarbisonWalker International
    J. D.
    Owner
  • Owner at HarbisonWalker International
    T. S.
    Owner
  • Owner at HarbisonWalker International
    T. C.
    Owner
  • Vice-President at HarbisonWalker International
    A. Q.
    Vice-President
  • Director International Sales at HarbisonWalker International
    L. F. L.
    Director International Sales
  • Financial Controller at HarbisonWalker International
    B. S.
    Financial Controller

HarbisonWalker International Employee Metrics

100%
50%
0%
2026
2025
  • Sales
  • Education
  • Analytics
  • Engineering
  • Accounting
  • Other
  • Program & Project Management
  • Quality Assurance
  • Operations
  • Administrative
  • Supply Chain
  • Support
  • Healthcare Services

Contact profiles from HarbisonWalker International

Name
Title
Contact
Location
Last Update
  • Senior Area Sales Manager at HarbisonWalker International
    G. P.
    Senior Area Sales Manager
    Italy
    Jul 06, 2026
  • Mgr Project Engineering at HarbisonWalker International
    A. B.
    Mgr Project Engineering
    Jun 26, 2026
  • Regional Eh&s Manager at HarbisonWalker International
    A. M.
    Regional Eh&s Manager
    Apr 02, 2026
  • Manager I - Construction at HarbisonWalker International
    B. U.
    Manager I - Construction
    Oct 17, 2024
  • Marketing And Social Media Manager at HarbisonWalker International
    E. J.
    Marketing And Social Media Manager
    Oct 17, 2024
  • Marketing Content And Communications Manager at HarbisonWalker International
    E. H.
    Marketing Content And Communications Manager
    Oct 22, 2024
  • Business Development Manager at HarbisonWalker International
    J. C.
    Business Development Manager
    Nov 15, 2024
  • Manager-Purchasing at HarbisonWalker International
    J. S.
    Manager-Purchasing
    Oct 16, 2024
  • Manager at HarbisonWalker International
    J. F.
    Manager
    Oct 18, 2024
  • Sourcing Manager Ii at HarbisonWalker International
    K. S.
    Sourcing Manager Ii
    Oct 18, 2024

Frequently Asked Questions

What is HarbisonWalker International known for?

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HarbisonWalker International operates in the Glass, Ceramics and Concrete Manufacturing industry. You can contact HarbisonWalker International's main corporate office by phone at . Explore HarbisonWalker International's company overview page for more information.

What is HarbisonWalker International's most common email format?

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HarbisonWalker International employees' email format typically follows the pattern of FLast@thinkhwi.com. Trying to find reliable and up-to-date employee contact data? Find more HarbisonWalker International email formats with LeadIQ.

How many employees does HarbisonWalker International have currently?

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HarbisonWalker International has approximately 817 employees as of August 2026. These team members are located across 4 continents, including North America, Europe and Asia.

Who are HarbisonWalker International's key employees and leadership?

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As of August 2026, HarbisonWalker International's key employees include:

  • Chief Technology Officer: M. C.
  • Chairman And Chief Executive Officer: R. J.
  • Owner: J. D.
  • Owner: T. S.
  • Owner: T. C.

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