| IPItt Power Exelis Solutions INC | West Springfield, MA | Computer and Electronic Product Manufacturing334416 | — | ◇ UNVERIFIED |
| JSJarvis Surgical | Westfield, MA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| JLJbi LLC | Chicopee, MA | Furniture and Related Product Manufacturing337212 | — | ◇ UNVERIFIED |
| KCKapstone Container CORP | West Springfield, MA | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| KCKimball CO INC | E Longmeadow, MA | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| KUKpr US LLC | Chicopee, Town of, MA | Paper Manufacturing322299 | — | ◇ UNVERIFIED |
| LCLane Construction CORP | Westfield, MA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| LWLeoni Wire INC | Chicopee, MA | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| LILudlow Industrial Realties | Ludlow, MA | Textile Mills313113 | — | ◇ UNVERIFIED |
| MFMagnat Fairview INC | Chicopee, MA | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| MCMarox CORP | Holyoke, MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| MIMastex Industries Incorporated | Holyoke, MA | Textile Mills313310 | — | ◇ UNVERIFIED |
| MMMckinstry Metal Works INC. | Chicopee, MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| MIMestek INC South Bldg | Westfield, MA | Machinery Manufacturing333414 | — | ◇ UNVERIFIED |
| MPMetso Paper USA INC | Chicopee, MA | Machinery Manufacturing333244 | — | ◇ UNVERIFIED |
| MBMilton Bradley Company | East Longmeadow, Town of, MA | Miscellaneous Manufacturing339932 | — | ◇ UNVERIFIED |
| MTMold Tech Northeast | Chicopee, MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| MTMount Tom Box CO LLC | West Springfield, MA | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| MTMullen Testers INC | Chicopee, MA | Computer and Electronic Product Manufacturing334519 | — | ◇ UNVERIFIED |
| NMNash Manufacturing & Grinding Services | Springfield, MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
 National Metal Industries | West Springfield, MA | Textile Product Mills314129 | — | ◇ UNVERIFIED |
| NENew England Smelting Works INC | West Springfield, MA | Primary Metal Manufacturing331000 | — | ◇ UNVERIFIED |
| NMNorpin Mfg CO INC | Ludlow, MA | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| NCNova Chemicals INC | Indian Orchard, MA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| NVNu Visions Mfg L L C | Springfield, MA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| OEOtis Elevator | Agawam, MA | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| PMPackage Machinery Company | E Longmeadow, MA | Machinery Manufacturing333298 | — | ◇ UNVERIFIED |
| PFPalmer Foundry | Palmer, MA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| PCPerez Custom LLC | E Longmeadow, MA | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
| PRPhelon R E Company | E Longmeadow, MA | Transportation Equipment Manufacturing336310 | — | ◇ UNVERIFIED |
| PIPolymer Injection Molding | Monson, MA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| PSProcess Solutions INC | Ludlow, MA | Printing and Related Support Activities323119 | — | ◇ UNVERIFIED |
| PIProfiles INC | Palmer, MA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| QPQg Printing Ii CORP | East Longmeadow, MA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| RNReed National CORP | Westfield, MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| RCRexnord CORP | Springfield, MA | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| RCRock-tenn Converting CO | Chicopee, MA | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| RMRoma Marble INC | Ludlow, MA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| RDRotadyne Decorative Technologies Group | Holyoke, MA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| SIScharr Industries INC | Springfield, MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| SBSeahorse Bioscience INC | Chicopee, MA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| SCSerco C5isr Northeastern Business Center | Ludlow, MA | Computer and Electronic Product Manufacturing334290 | — | ◇ UNVERIFIED |
| SISpringfield Iron Works INC | Chicopee, MA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| SWSpringfield Wire INC | Springfield, MA | Plastics and Rubber Products Manufacturing326299 | — | ◇ UNVERIFIED |
| SPStandard Plating Incorporated | West Springfield, MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| SLSuddekor LLC | Agawam, MA | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| SPSullivan Paper CO INC | West Springfield, MA | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| TTTell Tool - Lock House | Westfield, MA | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| TTexon -closed | Russell, MA | Textile Mills313320 | — | ◇ UNVERIFIED |
| TJThomas J Oconnor Animal Control & Adopti | Springfield, MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
