| NNpxone | Reading, PA | Plastics and Rubber Products Manufacturing326140 | 100–499 | ◐ LIKELY ACTIVE |
| OOOFI Ontelaunee Farms | Temple, PA | Chemical Manufacturing325314 | 20–99 | ◐ LIKELY ACTIVE |
| PPa05-lhv-blandon | Blandon, PA | Miscellaneous Manufacturing339112 | 20–99 | ◐ LIKELY ACTIVE |
| PWPeirce Welding & Fabricating Inc | Bethel, PA | Fabricated Metal Product Manufacturing332313 | 20–99 | ◐ LIKELY ACTIVE |
| PPPrizer Painter Stove Works - Blandon | Blandon, PA | Electrical Equipment, Appliance & Component Manufacturing335221 | 100–499 | ◐ LIKELY ACTIVE |
| QMQuaker Maid Meats | Reading, PA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| QMQuaker Maid Meats Inc. | Reading, PA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| RDReading Distilling Guild LLC | Reading, PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| RFReading Facility | Reading, PA | Plastics and Rubber Products Manufacturing326199 | 100–499 | ◐ LIKELY ACTIVE |
| RPReading Pa Bakery | Reading, PA | Food Manufacturing311812 | 20–99 | ◐ LIKELY ACTIVE |
| RPReading PA Trackworks | Reading, PA | Transportation Equipment Manufacturing336510 | 20–99 | ◐ LIKELY ACTIVE |
| RIReitnouer INC | Reading, PA | Transportation Equipment Manufacturing336212 | 20–99 | ◐ LIKELY ACTIVE |
| RWRidgewood Winery, LLC | Birdsboro, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| RMRobert Moss | Oley, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| RTRobesonia - Tubes & Cores - C332 | Robesonia, PA | Paper Manufacturing322299 | 20–99 | ◐ LIKELY ACTIVE |
| RTRoyal Truck and Equipment | Showmakersville, PA | Machinery Manufacturing333120 | 20–99 | ◐ LIKELY ACTIVE |
| SAS & A Sausage Co., Inc. | Reading, PA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| SISeakeeper, Inc PA | Leesport, PA | Computer and Electronic Product Manufacturing334513 | 100–499 | ◐ LIKELY ACTIVE |
| SASealed Air Corporation | Reading, PA | Paper Manufacturing322120 | 20–99 | ◐ LIKELY ACTIVE |
| SCService Caster Corporation | Reading, PA | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| SGSFS Group USA INc | Wyomissing, PA | Fabricated Metal Product Manufacturing332722 | 20–99 | ◐ LIKELY ACTIVE |
| SBStampede Barbecue | Mohnton, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SGStephen G. Manieri Meats | Bechtelsville, PA | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| SMStonekeep Meadery | Birdsboro, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SRStony Run Winery | Kempton, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SWStoudt's Winery LLC | Shartelsville, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SSSweet Street Desserts Reading | Reading, PA | Food Manufacturing311813 | 500+ | ◐ LIKELY ACTIVE |
| THThermotec - Hamburg | Hamburg, PA | Chemical Manufacturing325510 | 1–19 | ◐ LIKELY ACTIVE |
| TTIMET-Morgantown | Morgantown, PA | Primary Metal Manufacturing331492 | 100–499 | ◐ LIKELY ACTIVE |
| TSTom Sturgis Pretzels | Reading, PA | Food Manufacturing311919 | 20–99 | ◐ LIKELY ACTIVE |
| TTrimMaster | Temple, PA | Fabricated Metal Product Manufacturing332999 | 20–99 | ◐ LIKELY ACTIVE |
| TATriple A Farm And Food Processing, Inc. | Reading, PA | — | — | ◐ LIKELY ACTIVE |
| UUbiquitie | Robesonia, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| UCUnicast Company | Boyertown, PA | Primary Metal Manufacturing331511 | 20–99 | ◐ LIKELY ACTIVE |
| UAUS Anodize | Reading, PA | Fabricated Metal Product Manufacturing332813 | 20–99 | ◐ LIKELY ACTIVE |
| VMVerde Mantis LP | Reading, PA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| VHVintage House Winery, LLC | Kutztown, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| VVViolet Vintage Wine Company | Bernville, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| WCWER Corporation DBA Aluminum Alloys | Sinking Spring, PA | Primary Metal Manufacturing331524 | 20–99 | ◐ LIKELY ACTIVE |
| WAWire and Cable | Kutztown, PA | Primary Metal Manufacturing331420 | 100–499 | ◐ LIKELY ACTIVE |
| ECEast Coast Erosion Blankets, LLC | Bernville, PA | Textile Mills313210 | — | ◇ UNVERIFIED |
| PAPfi Advanced Equipment Manufacturing, LLC | Mohnton, PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SCSaucony Creek Brewing Company, LLC | Kutztown, PA | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| 2M281 Midway Road | Bethel, PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| AMACR Machine LLC | Morgantown, PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| ALAcrysystems Laboratories Inc | Reading, PA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
Alpha Packaging Corporation INC. | Mohrsville, PA | Paper Manufacturing322212 | — | ◇ UNVERIFIED |
| AIArrow Intl INC | Wyomissing, PA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| BPBB Precision Machine, LLC | Kutztown, PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| BCBeam's Custom Woodworking, Inc. | Morgantown, PA | Furniture and Related Product Manufacturing337121 | — | ◇ UNVERIFIED |