| RCReading Compounds Inc/reading | Reading, PA | Plastics and Rubber Products Manufacturing326191 | — | ◇ UNVERIFIED |
| RPReitnouer Production Facility | Birdsboro, PA | Transportation Equipment Manufacturing336212 | — | ◇ UNVERIFIED |
| RMReynold's Metals Company | Boyertown, PA | Paper Manufacturing322291 | — | ◇ UNVERIFIED |
| RCRich Craft Custom Kitchens Incorporated Robesonia | Robesonia, PA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| RCRio Clnr/wyomissing | Wyomissing, PA | Computer and Electronic Product Manufacturing334411 | — | ◇ UNVERIFIED |
| RIRockwell Intl CORP Graphic Sys Div | Wyomissing, PA | Machinery Manufacturing333293 | — | ◇ UNVERIFIED |
| RARose Acquisition Co., LLC | Reading, PA | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| RIR-v Industries - New Morgan Plant | Morgantown, PA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| SBSafc Biosciences | Sinking Spring, PA | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| SCSci Cast Intl Mfg | Bechtelsville, PA | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| SCSensient Colors Inc/gibraltar | Birdsboro, PA | Chemical Manufacturing325100 | — | ◇ UNVERIFIED |
| SCSociety Clnr/hamburg | Hamburg, PA | Food Manufacturing311824 | — | ◇ UNVERIFIED |
| SDSpecial Dry Clnr/reading | Reading, PA | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| SCSpringtowne Clnr/sinking Spring | Sinking Spring, PA | Machinery Manufacturing333220 | — | ◇ UNVERIFIED |
| SCSupreme Clnr/reading | Reading, PA | Machinery Manufacturing333290 | — | ◇ UNVERIFIED |
| TBTetlp Bernville Compressor Station | Robesonia, PA | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| TMTetlp Mlv Ln 12 Mp 197.15 Blue Marsh West | Robesonia, PA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| TMTetlp Mlv Ln 12 Mp 199.23 Blue Marsh East | Bernville, PA | Chemical Manufacturing325920 | — | ◇ UNVERIFIED |
| TRTmap Realty Llc/reading | Reading, PA | Fabricated Metal Product Manufacturing332112 | — | ◇ UNVERIFIED |
| TITroutman Ind Inc/spring Twp | West Lawn, PA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| TPTursack Printing Inc/caernarvon Twp | Morgantown, PA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| VFVf Factory Outlet Inc/vf Outlet Village | Reading, PA | Apparel Manufacturing315210 | — | ◇ UNVERIFIED |
| VSVpm Surgical INC | Sinking Spring, PA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| WRWest Reading Strapping & Silicone Co/west Reading | West Reading, PA | Textile Mills313220 | — | ◇ UNVERIFIED |
| WSWindsor Service INC | Reading, PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| XIXode INC | Kutztown, PA | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| ANAkzo Nobel Coatings Inc. | Reading, PA | Chemical Manufacturing325510 | 100–499 | ◐ LIKELY ACTIVE |
| AMAlbright Mills LLC | kempton, PA | Food Manufacturing311119 | 20–99 | ◐ LIKELY ACTIVE |
| ASAlcon Sinking Spring | Sinking Spring, PA | Miscellaneous Manufacturing339112 | 500+ | ◐ LIKELY ACTIVE |
| ARAllentown Refrigerated Terminals Inc. | Boyertown, PA | — | — | ◐ LIKELY ACTIVE |
| APAlpek Polyester USA LLC | Reading, PA | Chemical Manufacturing325991 | 100–499 | ◐ LIKELY ACTIVE |
| APAmerican Polarizers, inc. | Reading, PA | Machinery Manufacturing333314 | 20–99 | ◐ LIKELY ACTIVE |
| AAmericold | Leesport, PA | — | — | ◐ LIKELY ACTIVE |
| ABAmmeraal Beltech Modular LLC | Reading, PA | Machinery Manufacturing333922 | 100–499 | ◐ LIKELY ACTIVE |
| ALAmy Lobben | Boyertown, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| AWAulenbach Wines | Oley, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| ADAydin Displays | Birdsboro, PA | Computer and Electronic Product Manufacturing334118 | 20–99 | ◐ LIKELY ACTIVE |
| BIBerk International | Boyertown, PA | Paper Manufacturing322291 | 100–499 | ◐ LIKELY ACTIVE |
| BVBlair Vineyards | Kutztown, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| BTBlue Tape Foods, LLC | Douglassville, PA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| BBoyesen | Lenhartsville, PA | Transportation Equipment Manufacturing336991 | 20–99 | ◐ LIKELY ACTIVE |
| B3Building 3 | Wyomissing, PA | Food Manufacturing311352 | 500+ | ◐ LIKELY ACTIVE |
| CICambridge-Lee Industries LLC Reading Facility | Reading, PA | Primary Metal Manufacturing331420 | 100–499 | ◐ LIKELY ACTIVE |
| CCCan Corporation of America | Blandon, PA | Fabricated Metal Product Manufacturing332431 | 100–499 | ◐ LIKELY ACTIVE |
| CCCan Corporation of America - Berks | Reading, PA | Fabricated Metal Product Manufacturing332431 | 20–99 | ◐ LIKELY ACTIVE |
| CWCasa W Distillery, LLC | Wyomissing, PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| CFChromaScape Fleetwood Manufacturing Facility | Fleetwood, PA | Chemical Manufacturing325510 | 20–99 | ◐ LIKELY ACTIVE |
| CBCircadia by Dr. Pugliese Inc. | Leesport, PA | Chemical Manufacturing325620 | 100–499 | ◐ LIKELY ACTIVE |
| CFClover Farms Dairy | 3300 Pottsville Pike Reading PA 19605, PA | Food Manufacturing311511 | 100–499 | ◐ LIKELY ACTIVE |
| CFClover Farms Dairy LLC | Reading, PA | Food Manufacturing311511 | — | ◐ LIKELY ACTIVE |