PBM Owners and Regional Managers

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PBM’s Sales and Industry Managers are instrumental in increasing sales volume.  They supervise the activities of representatives and ensure that the plans of the company are implemented by the respective representative offices in their specific area of coverage. The managers achieve regional sales operation objectives by contributing regional sales information and recommendations to strategic plans and reviews, preparing and completing action plans, implementing productivity, quality and customer service stands, resolving problems, identifying trends and determine regional sales system improvements and implementing change.

PBM Team

Dedicated and Professional

Stuart J. Zarembo
Chairman of the Board and CEO




Mark Nahorski




Jay Giffen
Inside Sales & Marketing Manager



Jeff Kerr
Engineering Manager



Nancy Mayer

Terry Thurn
Regional Manager: Midwest Region

Resides in Michigan

Matt Cullen
Regional Manager East Coast

Resides in South Carolina
cell 919-744-8750

Joe Kelly
Manager, Europe and Middle East

Resides in the U.K.       
Cell: +44 7584 174613

Gary J. Grauerholz
Regional Manager: Gulf Coast + S. America

Resides in Texas
Cell: 412-639-2931

Mary A. Rozakis
Regional Manager: West Coast + Southeast + India & Australia

Resides in Florida
Cell: 412-370-2798

Frank Yu
Regional Manager: Asia

Resides in China
Cell: +86 13826190616   

Mike Finn
Regional Manager: Western Canada

Resides in Western Canada
Cell: 587-971-4567 


PBM (Pittsburgh Brass Manufacturing) is a  company over 100 years old that began as a non-ferrous foundry in 1899 along the Monongahela River in Pittsburgh.



  • Address: 1070 Sandy Hill Road,
       Irwin, PA 15642
  • Phone: 724-863-0550 / 800-967-4PBM
  • Email: info@pbmvalve.com








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