| PProlamina | Westfield, MA | Paper Manufacturing322222 | — | ◇ UNVERIFIED |
| PBPurpose Built Motorcycles LLC | Chicopee, MA | Transportation Equipment Manufacturing336991 | — | ◇ UNVERIFIED |
| QMQual-tech Mfg., INC | Westfield, MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RAR and M Machine LLC | Chicopee, MA | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| RCRascals Cycle | Brimfield, MA | Transportation Equipment Manufacturing336310 | — | ◇ UNVERIFIED |
| RTReliable Temps, INC. | Palmer, MA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| RCRepublic Clear Thru | Holyoke, MA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RSRoberts & Sons Printing, Inc. | Springfield, MA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| RMRose Metal Works, INC | Chicopee, MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SASamuel a Bolden Park | Springfield, MA | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| SISandri INC | Chicopee, MA | Plastics and Rubber Products Manufacturing326212 | — | ◇ UNVERIFIED |
| SEScreaming Eagle Machine Corp. | West Springfield, MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SRSeven Railroads Brewing Company, LLC | Palmer, MA | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| SGSharp Grinding CO INC | West Springfield, MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SSSix Sigma Concepts LLC | East Longmeadow, MA | Computer and Electronic Product Manufacturing334516 | — | ◇ UNVERIFIED |
| SBSkyline Beer Company LLC | Westfield, MA | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| SSSmurfit Stone Container CORP | East Longmeadow, MA | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| SISolutia INC | Springfield, MA | Plastics and Rubber Products Manufacturing326113 | — | ◇ UNVERIFIED |
| SCSouthworth Company | Agawam, MA | Paper Manufacturing322299 | — | ◇ UNVERIFIED |
| SCSouthworth Company | West Springfield, MA | Paper Manufacturing322110 | — | ◇ UNVERIFIED |
| SBSpecialty Bolt & Screw, INC. | Agawam, MA | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| SMSpringdale Machine & Gear, Inc. | Holyoke, MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SLSpringfield Lumber Company, INC. | West Springfield, MA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| SPStar Press | West Springfield, MA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| SWSullivan Westfield Properties | Westfield, MA | Paper Manufacturing322110 | — | ◇ UNVERIFIED |
| SCSummit Careers INC | East Longmeadow, MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| SDSuperior Door and Millwork | Ludlow, MA | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| TSTetreault & Son Forest Management, INC. | Wales, MA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| TDThe Duc-pac CORP | East Longmeadow, MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| TCTheme Cakes By Joelene, LLC | Wilbraham, MA | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| TSThe Southern New England Spice Company, LLC | Holyoke, MA | Food Manufacturing311942 | — | ◇ UNVERIFIED |
| TWThe W.g. Fry Corporation | West Springfield, MA | Paper Manufacturing322299 | — | ◇ UNVERIFIED |
| TMThin Metal Ventures INC. | Springfield, MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| TMTotsy Manufacturing | Holyoke, MA | Miscellaneous Manufacturing339930 | — | ◇ UNVERIFIED |
| TLTriSeptagon LLC | Springfield, MA | Furniture and Related Product Manufacturing337212 | — | ◇ UNVERIFIED |
 Troy Industries INC | West Springfield, MA | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| UIUnited Innovations INC | Holyoke, MA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| USUnited Site Services Springfield Ma | Indian Orchard, MA | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| UOUsdol - Osha Springfield Area Office | Springfield, MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| UOUsdol - Osha Springfield Area Office | Agawam, MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| UOUsdol - Osha Springfield Area Office | Agawam, MA | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| UOUsdol - Osha Springfield Area Office | Holyoke, MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| UOUsdol - Osha Springfield Area Office | West Springfield, MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| UOUsdol - Osha Springfield Area Office | Westfield, MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| USUsdol-osha Springfield Area Office | Springfield, MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| VMValley Machine Knife | West Springfield, MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| VVVanished Valley, Inc. | Ludlow, MA | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| VNVaupell Northeast Molding & Tooling, INC. | Agawam, MA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| VTVector Tool & Die Corp. | Westfield, MA | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| VBVenetian Bakery | West Springfield, MA | Food Manufacturing311812 | — | ◇ UNVERIFIED |
