* Not an exhaustive list
B | C | D | E | F | H | I | J | L | M | N | O | P | R | S | T | V | W | Z
Bala Cynwyd |
Ellisco, Inc. |
Bethlehem |
Bethlehem Steel |
Birdsboro |
Parish Pressed Steel Co. |
Boston |
Boston Brick Co. |
Briston |
Rohm & Haas Chemicals, LLC |
Bryn Mawr |
Marine America Corp |
Bucks |
Parish Pressed Steel Co. |
Butler |
Armco Steel |
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Carnage |
Carnegie Aluminum Door/Window |
Chaneroi |
Highway Appliance Company |
Conemaugh |
North American Coal Co. |
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Drexel Hill |
G & H Steel Service |
Dunemore |
Chromatube |
Dunlo |
Gdula Coal Co. |
Dunmore |
Radio Company of America |
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Easton |
Lehigh Foundry |
Easton |
Schiable's Bakery |
Easton |
Sheridan Machine |
Ephrata |
Brobst Aluminum |
Erie |
Erie Fish Co. |
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Franklin |
H.T. Osburn & Company, Inc. |
Franklin |
The Guy S Haak Builders |
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Hamburg |
Burkey Mills, Inc. |
Hamburg |
Fairmont Foundry, Inc. |
Harrisburg |
Tyco Electronics Corporation |
Homer City |
Helen Mining |
Honesdale |
Toth Trucking |
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Indiana |
Rochester/Pittsburgh Coal Co. |
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Jeanette |
Hanlon & Wilson Co. |
Johnstown |
Hudec Colliery, Inc. |
Johnstown |
Sheesley Construction |
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Lancaster |
A C & S, Inc. |
Lancaster |
Armstrong World Industries |
Lancaster |
Martins Hatchery Poultry Farms, Inc. |
Lebanon |
Lempiner Roofing & Siding |
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Manessa |
Bethlehem Steel |
Meadville |
Talon Federated Fund |
Mifflintown |
Juniata County School District |
Monroeville |
Hanlon Electric Co. |
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New Castle |
Conn Welding & Machine Co. |
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Oaks |
Metalweld, Inc. |
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Philadelpha |
American Dredging |
Philadelphia |
American Can Company |
Philadelphia |
Atlantic Union Resources, Inc. |
Philadelphia |
A-Z Paper |
Philadelphia |
Beaver Run Coal Co. |
Philadelphia |
Brand Mid Atlantic Inc. |
Philadelphia |
Budd Red Line Co. |
Philadelphia |
Catalytic, Inc. |
Philadelphia |
FH McGraw & Co. |
Philadelphia |
Gateshirt Development Corp. |
Philadelphia |
George Pottash & Co. |
Philadelphia |
Harry's Auto Repairs |
Philadelphia |
Marinelli Bakery |
Philadelphia |
Modern Cooling |
Philadelphia |
Scharff Equipment Co. |
Philadelphia |
Sterling Metal |
Philadelphia |
Swan Trucking |
Philadelphia |
United Engineers & Constructors, Inc. |
Philadelphia |
Yellow Cab Co. |
Pittsburg |
Carnegie-Illinois Steel Corp. |
Pittsburg |
Sersteel Corp. |
Pittsburg |
Spano Painting Company |
Pittsburg |
United States Steel Company |
Pittsburgh |
Beazer East |
Pittsburgh |
Carnegie-Illinois Steel Corp. |
Pittsburgh |
Cebor Construction Corp. |
Pittsburgh |
Consolidated Comstock Co. |
Pittsburgh |
Davy McKee Corp. |
Pittsburgh |
Des Moines Iron |
Pittsburgh |
Dresser Industries, Inc. |
Pittsburgh |
Granite City Steel Co. |
Pittsburgh |
International Mill Co. |
Pittsburgh |
Irving Works Steel Mill |
Pittsburgh |
Ketchum Communications Holding |
Pittsburgh |
Martin & Nettrour Contracting |
Pittsburgh |
National Valve & Manufacturing |
Pittsburgh |
North American Rockwell Corp. |
Pittsburgh |
Power Piping Co. |
Pittsburgh |
Robert Chambers, Inc. |
Pittsburgh |
Sergeant Electric Co. |
Pittsburgh |
Sercon Corp. |
Pittsburgh |
Standard Box |
Pittsburgh |
United States Steel Corporation |
Pittsburgh |
Union Supply Co. |
Pittsburgh |
USX Corporation |
Pittsburgh |
Westinghouse Electric Corp. |
Pittsburgh |
Yobe Electric, Inc. |
Plymouth Meeting |
Reading Transportation |
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Reading |
Aluminex, Inc. |
Reading |
Berkshire Insulation Co. |
Reading |
Blue Bell, Inc. |
Reading |
Community Home Improvement Co. |
Reading |
H T Horst Construction Co. |
Reading |
Heere Bros. |
Reading |
Old Reading Brewery, Inc. |
Reading |
Reading Gray Iron Casting, Inc. |
Richland |
Paul E. Berry-Excavating Contractor |
Robindale |
Blair Fuel Co. |
Robinson |
Crichton Coal & Coke Co. |
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Saltsburg |
Seanor Coal Co. |
Sharon |
Charles Alter, Contractor |
Sharon |
Lou Miles, Contractor |
Sharon |
Sharon Steel |
Sharpsville |
Sharpsville Roofing |
Sheridan |
Grinding Feed |
Sinking Spring |
Sinking Spring Foundry |
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Titusville |
Cytemp Specialty Steel |
Topton |
Topton Bakery |
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Valley Forge |
CertainTeed Corporation |
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Warren |
Hammond Iron Works |
Warren |
Struthers Wells Corp. |
Washington |
Songer Construction Co. |
Waymart |
Pat & Reds Tire |
West Lawn |
Penna Tri State Home Improvement Co. |
White Mills |
Robert Welch Trucking |
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Zelienople |
Interstate Contracting & Coating Co. |
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