Largest Area Manufacturing Firms

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American Registry

An independent company, not affiliated with or endorsed by "Pittsburgh Business Times" or its publisher.

Recognized By: Pittsburgh Business Times
Publication Date: July 2014
Number of Honorees: 38

Businesses Receiving This Recognition

General Nutrition Centers Inc Multiple Locations
Elliott Corp. Jeannette, PA
Koppers Inc. Pittsburgh, PA
Wabtec Corporation Wilmerding, PA
TMS International Corporation (Tube City) PA
Mine Safety Appliances Co. PA
Black Box Corp. PA
Matthews International Corp Pittsburgh, PA
RTI International Metals, Inc. Multiple Locations
Carmeuse Lime & Stone PA
Starkist Co Pittsburgh, PA
II-VI Inc. Saxonburg, PA
American Bridge Co. Multiple Locations
L.B. Foster Co. PA
Esmark Inc Multiple Locations
Hussey Copper Leetsdale, PA
Calgon Carbon Corp. PA
Latrobe Specialty Steel Co PA
Ampco-Pittsburgh Corporation Pittsburgh, PA
NOVA Chemicals Corp. Multiple Locations
Industrial Scientific Corp Oakdale, PA
Universal Stainless & Alloy Products, Inc. Bridgeville, PA
Perryman Co Houston, PA
Aquatech International Corp Canonsburg, PA
Veka Inc. Fombell, PA

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Recent Honors

Best Of 2011