| MFMarshalek's Fruit Farm | Montoursville, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MMuncy | Muncy, PA | Plastics and Rubber Products Manufacturing326122 | 100–499 | ◐ LIKELY ACTIVE |
| MMMuncy Manufacturing Facility - KNA | Muncy, PA | Food Manufacturing311812 | 100–499 | ◐ LIKELY ACTIVE |
| NDNomad Distilling Co. | Williamsport, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| OHOregon Hill Wine Company, INC. | Morris, PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| ODOverhead Door Corporation | Williamsport, PA | Fabricated Metal Product Manufacturing332321 | 100–499 | ◐ LIKELY ACTIVE |
| POPA Operations | Muncy, PA | Plastics and Rubber Products Manufacturing326199 | 100–499 | ◐ LIKELY ACTIVE |
| PPew | Muncy, PA | Machinery Manufacturing333243 | 100–499 | ◐ LIKELY ACTIVE |
| PDPlastic Development Company | Williamsport, PA | Plastics and Rubber Products Manufacturing326191 | 20–99 | ◐ LIKELY ACTIVE |
| PDPour Decisions Distillery | Montoursville, PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| RPR Ps Machinery Sales INC | Jersey Shore, PA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| SHSTE Hackney Inc. - Montgomery, PA | Montgomery, PA | Transportation Equipment Manufacturing336212 | 100–499 | ◐ LIKELY ACTIVE |
| TSTextron Systems - Lycoming Engines | Williamsport, PA | Transportation Equipment Manufacturing336412 | 500+ | ◐ LIKELY ACTIVE |
| UIUnique Industries, Inc. | Montoursville, PA | Paper Manufacturing322299 | 100–499 | ◐ LIKELY ACTIVE |
| WCWebb Communications, Inc. | Williamsport, PA | Printing and Related Support Activities323111 | 100–499 | ◐ LIKELY ACTIVE |
West Pharmaceutical Services Inc. - Jersey Shore | Jersey Shore, PA | Plastics and Rubber Products Manufacturing326299 | 100–499 | ◐ LIKELY ACTIVE |
| WOWilliamsport Orthopedic & Prosthetic Co., INC. | Williamsport, PA | Miscellaneous Manufacturing339113 | — | ◐ LIKELY ACTIVE |
| WPWilliamsport Plant | Williamsport, PA | Food Manufacturing311919 | 100–499 | ◐ LIKELY ACTIVE |
| WRWilliamsport Retail Store | South Williamsport, PA | Apparel Manufacturing315250 | 1–19 | ◐ LIKELY ACTIVE |
| PLPalcon LLC | Muncy, PA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| 2C21st Century Signs | Williamsport, PA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| 2G2 Grade Excavating LLC | Morris, PA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| AMAm Metal Specialties INC. | South Williamsport, PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| AIAndritz INC | Montoursville, PA | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| BCBeacon Container Corporation | Montoursville, PA | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| BCBentley & Collins CO. | Pennsdale, PA | Furniture and Related Product Manufacturing337212 | — | ◇ UNVERIFIED |
| BCBrodart CO. | Montgomery, PA | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| BCBrodart Co/montgomery Plt | Montgomery, PA | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| CBCharles Buckalew | Williamsport, PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CSConstruction Specialties INC | Hughesville, PA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| CSC & S Custom Cabinets | Montoursville, PA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| DDDirty D's Performance LLC | Jersey Shore, PA | Plastics and Rubber Products Manufacturing326291 | — | ◇ UNVERIFIED |
| DMD & M Tool & Machine Co. Inc. | Montgomery, PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| FLF&s Lumber Company | Linden, PA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| GCGeneral Cable CORP. | Williamsport, PA | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| IFIndustrial Fabrications, INC. | Williamsport, PA | Plastics and Rubber Products Manufacturing326299 | — | ◇ UNVERIFIED |
| JDJpw Design & Manufacturing, INC. | Trout Run, PA | Machinery Manufacturing333994 | — | ◇ UNVERIFIED |
K & B Machine Works, LLC. | Montoursville, PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| KAKidron, a Division of Vt Hackney | Montgomery, PA | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| LCLangs Chocolates, LLC | Williamsport, PA | Food Manufacturing311314 | — | ◇ UNVERIFIED |
| LTLending Textiles CO | Montgomery, PA | Textile Mills313312 | — | ◇ UNVERIFIED |
| LBLycoming Bakery | Williamsport, PA | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| MMM & M Sheet Metal & Steel Fabricators | Williamsport, PA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| NPNippon Panel Co/south Williamsport P | Williamsport, PA | Wood Product Manufacturing321212 | — | ◇ UNVERIFIED |
| PSPaulhamus Sawmill INC | Linden, PA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| PLP-fab, LLC | Jersey Shore, PA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| PDPhoenix Data INC | Montgomery, PA | Printing and Related Support Activities323114 | — | ◇ UNVERIFIED |
| RIRjf International Corporation | Muncy, PA | Plastics and Rubber Products Manufacturing326113 | — | ◇ UNVERIFIED |
| SHSand Hill Terminal | Montoursville, PA | Wood Product Manufacturing321211 | — | ◇ UNVERIFIED |
| SCSmurfit-stone Container CORP. | Williamsport, PA | Paper Manufacturing322211 | — | ◇ UNVERIFIED |