Category:Defunct companies based in Pennsylvania
Wikimedia Commons has media related to Defunct companies based in Pennsylvania.
Subcategories
This category has the following 11 subcategories, out of 11 total.
0–9
C
D
M
P
R
U
Pages in category "Defunct companies based in Pennsylvania"
The following 149 pages are in this category, out of 149 total. This list may not reflect recent changes.
A
B
C
D
E
G
H
I
K
L
M
- 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)
- G. C. Murphy
- Muskogee Company
P
- Paragon Software
- 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