Category:Defunct companies based in Pennsylvania
Wikimedia Commons has media related to Defunct companies based in Pennsylvania.
Subcategories
This category has the following 12 subcategories, out of 12 total.
Pages in category "Defunct companies based in Pennsylvania"
The following 153 pages are in this category, out of 153 total. This list may not reflect recent changes.
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- McGlynn Racing
- Mechanics National Bank (Philadelphia)
- MediaOne
- Merchant Shipbuilding Corporation
- Mesta Machinery
- MidAtlantic Airways
- Monocoupe Aeroplane and Engine Corporation
- Monocoupe Aircraft
- Monongahela River Consolidated Coal and Coke Company
- MOS Technology
- Multiplex (automobile)
- Muskogee Company
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- Paragon Software
- Patton Clay Manufacturing Company
- Penn Central Transportation Company
- Pennsylvania Railroad
- Pennsylvania Water and Power
- Perry Lumber Company
- Philadelphia Electric Company
- Philadelphia Gum
- Philadelphia Savings Fund Society
- PhillyCarShare
- Piasecki Helicopter
- Pittsburgh Coal Company
- Pittsburgh Food & Beverage Company
- Pittsburgh Stock Exchange
- Pocono Airlines