| WLWhisler Laundry & Dry Clnr | Hanover | — | ◐ LIKELY ACTIVE |
| WIWhite-brook, INC. | Brookville | 1–19 | ◐ LIKELY ACTIVE |
| ABAltoona Beasley Mfg/altoona | Altoona | — | ◐ LIKELY ACTIVE |
| BRBucyrus Railcar Repair New Castle | New Castle | — | ◐ LIKELY ACTIVE |
| CCCamelot Clnr/lebanon | Lebanon | — | ◐ LIKELY ACTIVE |
| CCCaterpillar Const Equip Mfg | York | — | ◐ LIKELY ACTIVE |
| CBCleveland Bros Equip CO Inc/camp Hill | Camp Hill | — | ◐ LIKELY ACTIVE |
| CGColumbia Gas Trans Llc/artemas Comp Sta | Artemas | — | ◐ LIKELY ACTIVE |
| CRConway Rail Yrd | Conway | — | ◐ LIKELY ACTIVE |
| ECElizabeth Carbidge Die CO | Mckeesport | — | ◐ LIKELY ACTIVE |
| EOExxonmobil Oil CORP Harrisburg Terminal | Harrisburg | — | ◐ LIKELY ACTIVE |
| FMFarm-bilt Machine LLC | Gap | — | ◐ LIKELY ACTIVE |
| FLFiberblade LLC | Ebensburg | — | ◐ LIKELY ACTIVE |
| FCFmc CORP. | Homer | — | ◐ LIKELY ACTIVE |
| FCFollett CORP | Easton | — | ◐ LIKELY ACTIVE |
| GEGardenscape Emlenton | Emlenton | — | ◐ LIKELY ACTIVE |
| GDGardner Denver Nash Llc/elizabeth | Elizabeth | — | ◐ LIKELY ACTIVE |
| GRGea Refrigeration NA | York | — | ◐ LIKELY ACTIVE |
| GSGea Sys North Amer Llc/york | York | — | ◐ LIKELY ACTIVE |
| GRGenon Rema Orrtanna Elec Generating Sta | Orrtanna | — | ◐ LIKELY ACTIVE |
| GHGettysburg Hospital Wellspan | Gettysburg | — | ◐ LIKELY ACTIVE |
| GFGlenshaw Fac | Glenshaw | — | ◐ LIKELY ACTIVE |
| GEGraham Eng. CORP. | York | — | ◐ LIKELY ACTIVE |
| HBHubler Bros INC | Clearfield | — | ◐ LIKELY ACTIVE |
| IRIngersoll Rand Co/athens Plt | Athens | — | ◐ LIKELY ACTIVE |
| JEJlg Equip Svc Inc/success Dr Plt Mcconnellsburg | Mcconnellsburg | — | ◐ LIKELY ACTIVE |
| JIJlg Ind Inc/state Line Wrecker Plt | Greencastle | — | ◐ LIKELY ACTIVE |
| JIJlg Industries Inc- Molly Pitcher Facility | Greencastle | — | ◐ LIKELY ACTIVE |
| JCJohnson Controls Inc/jci Way | York | — | ◐ LIKELY ACTIVE |
| LCLincoln Contr & Equip Co/boswell | Stoystown | — | ◐ LIKELY ACTIVE |
| MAMercer Area Jr Sr High Sch | Mercer | — | ◐ LIKELY ACTIVE |
| MUMetso USA INC | Manchester | — | ◐ LIKELY ACTIVE |
| OFOptical Filters | Meadville | — | ◐ LIKELY ACTIVE |
| PUPenn United Technology | Saxonburg | — | ◐ LIKELY ACTIVE |
| PRPik Rite INC | Lewisburg | — | ◐ LIKELY ACTIVE |
| RRRed Rose Awards | Lancaster | — | ◐ LIKELY ACTIVE |
| RPReworld Plymouth LLC | Conshohocken | — | ◐ LIKELY ACTIVE |
| RMRosebud Mining Co/i-22 Tipple | Blairsville | — | ◐ LIKELY ACTIVE |
| SISchramm Inc/west Chester | West Chester | — | ◐ LIKELY ACTIVE |
| UCUnifirst CORP - New Kensington Facility | New Kensington | — | ◐ LIKELY ACTIVE |
| USUS Silica/mapleton Depot Plt | Mapleton Depot | — | ◐ LIKELY ACTIVE |
| WCWeiss Clnrs/lancaster | Lancaster | — | ◐ LIKELY ACTIVE |
| ABAcco Brands USA | Alexandria | — | ◇ UNVERIFIED |
| AIAirtek Inc/north Huntingdon Plt | North Huntingdon | — | ◇ UNVERIFIED |
| ALAlfa Laval Heat Plt | Lykens | — | ◇ UNVERIFIED |
| ALAlfa Laval Separation/warminster | Warminster | — | ◇ UNVERIFIED |
| ASAllentown Shotcrete Technology INC | Allentown | — | ◇ UNVERIFIED |
| ARAlliance Remfg | Philadelphia | — | ◇ UNVERIFIED |
| AMAll Metals Recycling LLC | Rochester | — | ◇ UNVERIFIED |
| APAlvord Polk INC | Millersburg | — | ◇ UNVERIFIED |