| CSCreekside Springs LLC - Ambridge | Ambridge, PA | Beverage and Tobacco Product Manufacturing312112 | 1–19 | ◐ LIKELY ACTIVE |
| CCCrown Cork & Seal Co/south Connellsville | Connellsville, PA | Plastics and Rubber Products Manufacturing326121 | — | ◐ LIKELY ACTIVE |
| CSCurran Shaffer Funeral Home & Crematory/apollo | Apollo, PA | Textile Mills313112 | — | ◐ LIKELY ACTIVE |
| DFDairy Farmers Ofamerica | New Wilmington, PA | Food Manufacturing311513 | — | ◐ LIKELY ACTIVE |
| DTDrilling Tools Charleroi | Charleroi, PA | Machinery Manufacturing333132 | — | ◐ LIKELY ACTIVE |
| DCDu CO Ceramics Co/saxonburg | Saxonburg, PA | Nonmetallic Mineral Product Manufacturing327110 | — | ◐ LIKELY ACTIVE |
| DADunbar Asphalt Prod Plt 2 | Hillsville, PA | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| DPDura-Metal Products Corporation | Irwin, PA | Fabricated Metal Product Manufacturing332710 | 20–99 | ◐ LIKELY ACTIVE |
| DMDxtx Medical INC | Pittsburgh, PA | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
| ECEastern Controls- ECI Carnegie | Carnegie, PA | Computer and Electronic Product Manufacturing334513 | 1–19 | ◐ LIKELY ACTIVE |
| ESEcho Scientific | Pittsburgh, PA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| EHE H Schwab | Turtle Creek, PA | Fabricated Metal Product Manufacturing332119 | 20–99 | ◐ LIKELY ACTIVE |
| EFEighty Four Container | Eighty Four, PA | Paper Manufacturing322211 | 20–99 | ◐ LIKELY ACTIVE |
| ECElliott Co/jeannette | Jeannette, PA | Machinery Manufacturing333611 | — | ◐ LIKELY ACTIVE |
| EAErvin Amasteel-Butler Plant | Butler, PA | Nonmetallic Mineral Product Manufacturing327910 | 20–99 | ◐ LIKELY ACTIVE |
| FMFarzati Manufacturing Corp. | Greensburg, PA | Fabricated Metal Product Manufacturing332710 | 20–99 | ◐ LIKELY ACTIVE |
| FTFloreffe Terminal | Jefferson Hills, PA | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
 Forms + Surfaces 1120 | Glenshaw, PA | Fabricated Metal Product Manufacturing332323 | 20–99 | ◐ LIKELY ACTIVE |
| Forms + Surfaces 1901 | Glenshaw, PA | Fabricated Metal Product Manufacturing332323 | 100–499 | ◐ LIKELY ACTIVE |
| FTFreeport Terminals | Freeport, PA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| FEFs Elliott CO LLC | Export, PA | Machinery Manufacturing333912 | 100–499 | ◐ LIKELY ACTIVE |
| GDGardner Denver Nash LLC | Charleroi, PA | Machinery Manufacturing333911 | — | ◐ LIKELY ACTIVE |
| GAGenerator and Motor Services of Pennsylvania LLC | Turtle Creek, PA | Computer and Electronic Product Manufacturing334416 | 20–99 | ◐ LIKELY ACTIVE |
| GCGlen Carbide, INC. | Carnegie, PA | Machinery Manufacturing333514 | 20–99 | ◐ LIKELY ACTIVE |
| GBGoldbond Building Products--Shippingport | Shippingport, PA | Nonmetallic Mineral Product Manufacturing327420 | 100–499 | ◐ LIKELY ACTIVE |
| GEGolden Eagle Const Co/eighty Four Plt | Eighty Four, PA | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| GTGordon Terminal Service Co of PA | Mc Kees Rocks, PA | Petroleum and Coal Products Manufacturing324191 | 100–499 | ◐ LIKELY ACTIVE |
| GHGutchess Hardwoods Incorporated | Latrobe, PA | Wood Product Manufacturing321912 | 20–99 | ◐ LIKELY ACTIVE |
| HMHarsco Metals Bri Llc/braddock | Braddock, PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| HMHarsco Minerals of Pa LLC | Sarver, PA | Leather and Allied Product Manufacturing316110 | — | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Ne Braddock Plt | Braddock, PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Ne Llc/rich Hill Quarry | Connellsville, PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Ne Pittsburgh Plt | Pittsburgh, PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| HIHennecke INC | Bridgeville, PA | Machinery Manufacturing333249 | 20–99 | ◐ LIKELY ACTIVE |
| HCHenwil CORP Swi | Newell, PA | Chemical Manufacturing325110 | — | ◐ LIKELY ACTIVE |
| HIHolan, INC | Irwin, PA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| HCHorsehead CORP - Monaca Smelter | Monaca, PA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| HWH W Nicholson Welding & Manufacturing INC | Apollo, PA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| ICIconx Chemicals | Canonsburg, PA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| IIIgs Industries INC | Meadow Lands, PA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| IGImpact Guard LLC | Leetsdale, PA | Plastics and Rubber Products Manufacturing326130 | 20–99 | ◐ LIKELY ACTIVE |
| ICIndspec Chemical CO | Petrolia, PA | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| IInmetco | Ellwood City, PA | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| IPInterstate Paper Supply Company, INC. | Roscoe, PA | Paper Manufacturing322299 | 20–99 | ◐ LIKELY ACTIVE |
| JCJetnet Corporation | Sewickley, PA | Textile Mills313240 | 20–99 | ◐ LIKELY ACTIVE |
| JFJ. F. Burns Machine Co., INC. | Export, PA | Fabricated Metal Product Manufacturing332710 | 20–99 | ◐ LIKELY ACTIVE |
| KRKasgro Rail/taylor Twp | New Castle, PA | Transportation Equipment Manufacturing336510 | — | ◐ LIKELY ACTIVE |
| KWKensington Windows INC. | Vandergrift, PA | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| KPKeystone Profiles LTD Beaver Falls Plant | Beaver Falls, PA | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| KMKin-tech Mfg INC | Irwin, PA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
