Reelmagik LLC | Mohnton, PA | Plastics and Rubber Products Manufacturing326299 | — | ● ACTIVE |
| RNRentokil North America, INC. | Reading, PA | Chemical Manufacturing325320 | — | ● ACTIVE |
Shirley's Chemical Company LLC | Sinking Spg, PA | Chemical Manufacturing325611 | — | ● ACTIVE |
| SLSolo Laboratories, INC. | Kutztown, PA | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Sparton Aydin, LLC | Birdsboro, PA | Computer and Electronic Product Manufacturing334111 | — | ● ACTIVE |
Urogenie LLC | Sinking Spring, PA | Computer and Electronic Product Manufacturing334510 | — | ● ACTIVE |
Valley Forge Flag Company, LLC | Wyomissing, PA | Textile Product Mills314999 | — | ● ACTIVE |
Wer Corporation | Sinking Spring, PA | Primary Metal Manufacturing331524 | — | ● ACTIVE |
| WJWomelsdorf - John F Martin & Sons | Womelsdorf, PA | Food Manufacturing311612 | 100–499 | ● ACTIVE |
| MPMisco Products | Reading, PA | Chemical Manufacturing325611 | 100–499 | ◐ LIKELY ACTIVE |
| RTReading Truck Body, LLC | Reading, PA | Fabricated Metal Product Manufacturing332312 | 500+ | ◐ LIKELY ACTIVE |
| ANAkzo Nobel Coatings Inc/reading | Reading, PA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| BFBoyertown Foundry Company | New Berlinville, PA | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| CLCambridge Lee Plants 2, 3, 4 | Reading, PA | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| CFCampbell Fittings INC | Boyertown, PA | Fabricated Metal Product Manufacturing332996 | 20–99 | ◐ LIKELY ACTIVE |
| CCCan CORP of Amer/blandon Plt | Blandon, PA | Fabricated Metal Product Manufacturing332431 | — | ◐ LIKELY ACTIVE |
Carpenter Technology CORP | Reading, PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| CPCustom Processing Services INC | Reading, PA | Chemical Manufacturing325998 | 100–499 | ◐ LIKELY ACTIVE |
| DMDor Mae Industries INC | Reading, PA | Fabricated Metal Product Manufacturing332710 | 20–99 | ◐ LIKELY ACTIVE |
| ETEastern Technologies | Morgantown, PA | Chemical Manufacturing325998 | 20–99 | ◐ LIKELY ACTIVE |
| EPEast Penn Mfg CO Inc/battery Assembly | Lyons, PA | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| FIFleetwood Industries INC. | Leesport, PA | Primary Metal Manufacturing331491 | — | ◐ LIKELY ACTIVE |
Giorgio Foods INC | Reading, PA | Food Manufacturing311412 | 100–499 | ◐ LIKELY ACTIVE |
| GCGlen-gery CORP Mid Atlantic Plant | Shoemakersville, PA | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
G & T Industries | Reading, PA | Plastics and Rubber Products Manufacturing326150 | 20–99 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials - Evansville Cement Plt & Quarry | Fleetwood, PA | Food Manufacturing311423 | — | ◐ LIKELY ACTIVE |
Ifs Industries Inc/reading Plt | Reading, PA | Petroleum and Coal Products Manufacturing324191 | — | ◐ LIKELY ACTIVE |
| MBMaterion Brush INC | Shoemakersville, PA | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| RAReading Alloys, LLC | Robesonia, PA | Primary Metal Manufacturing331110 | 100–499 | ◐ LIKELY ACTIVE |
| TMTitanium Metals CORP Dba Timet | Morgantown, PA | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| TIToppan Interamerica Inc/caernarvon | Morgantown, PA | Paper Manufacturing322222 | — | ◐ LIKELY ACTIVE |
| WTWolf Tech Llc/douglassville | Douglassville, PA | Primary Metal Manufacturing331512 | — | ◐ LIKELY ACTIVE |
| AAAlum Alloys Foundry | Sinking Spring, PA | Primary Metal Manufacturing331524 | — | ◐ LIKELY ACTIVE |
| CMCampbell Manufacturing LLC | Bechtelsville, PA | Fabricated Metal Product Manufacturing332919 | — | ◐ LIKELY ACTIVE |
| EPEast Penn Kutztown Battery Plt | Kutztown, PA | Primary Metal Manufacturing331420 | — | ◐ LIKELY ACTIVE |
Global Advanced Metals Usa/boyertown | Boyertown, PA | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| HIHofmann Ind Inc/sinking Spring | Sinking Spring, PA | Primary Metal Manufacturing331210 | — | ◐ LIKELY ACTIVE |
| KMKoch Materials CO | Reading, PA | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| KMKore Mart Limited | Hamburg, PA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| UCUnicast Co/boyertown | Boyertown, PA | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| BLBlendhouse Llc/exeter | Reading, PA | Food Manufacturing311423 | — | ◇ UNVERIFIED |
| EMEagle Metals-office Bldg | Leesport, PA | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| JHJames Hardie Building Products INC Blandon Plant | Blandon, PA | Electrical Equipment, Appliance & Component Manufacturing335220 | — | ◇ UNVERIFIED |
Helder Technology INC | Reading, PA | Computer and Electronic Product Manufacturing334419 | — | ◐ LIKELY ACTIVE |
Industrial Hydro Solutions LLC | Bernville, PA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
Keystone Millwork and Installation CO | Reading, PA | Furniture and Related Product Manufacturing337212 | — | ◐ LIKELY ACTIVE |
| SSSavor Street Foods Inc/reading | Reading, PA | Food Manufacturing311919 | — | ◐ LIKELY ACTIVE |
| AKAdelphi Kitchens Inc/robesonia | Robesonia, PA | Furniture and Related Product Manufacturing337110 | — | ◐ LIKELY ACTIVE |
| APAlcon Precision Device Facil | Sinking Spring, PA | Miscellaneous Manufacturing339112 | — | ◐ LIKELY ACTIVE |
| ARAlcon Research LLC | Reading, PA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |