| UMUtility Manufacturing CO | Wilbraham | MA | Primary Metal Manufacturing331111 | 1-19 | ◐ LIKELY ACTIVE |
| VCVicor CORP | Andover | MA | Computer and Electronic Product Manufacturing334419 | — | ◐ LIKELY ACTIVE |
| WTWaters Technology Corporation | Taunton, Town of | MA | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| WWhirlpool | Fall River | MA | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| WFWhitmore Family Enterprises, LLC Dba Taza Chocolate | Somerville | MA | Machinery Manufacturing333241 | 20-99 | ◐ LIKELY ACTIVE |
| WTWrentham Tool Products LLC | Bellingham | MA | Machinery Manufacturing333513 | 20-99 | ◐ LIKELY ACTIVE |
| YCYankee Candle Company | Whately | MA | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| ZPZapp Precision Strip,inc | Dartmouth | MA | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| 1W1620 Winery Corporation | Plymouth | MA | Beverage and Tobacco Product Manufacturing312130 | 1-19 | ◐ LIKELY ACTIVE |
2ek Enterprise INC. | Newton Highlands | MA | Computer and Electronic Product Manufacturing334511 | — | ◐ LIKELY ACTIVE |
| ASA1A Steel LLC | East Falmouth | MA | Fabricated Metal Product Manufacturing332312 | 1-19 | ◐ LIKELY ACTIVE |
| APAce Precision, INC. | Agawam | MA | Transportation Equipment Manufacturing336413 | 1-19 | ◐ LIKELY ACTIVE |
| AFAdams Farm Slaughterhouse, LLC | Athol | MA | Food Manufacturing311611 | 20-99 | ◐ LIKELY ACTIVE |
| AJAdolph Jandris & Sons INC | Gardner | MA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| AEAdom Engineering, INC. | Haverhill | MA | Transportation Equipment Manufacturing336412 | 1-19 | ◐ LIKELY ACTIVE |
| AIAffordable Interior Systems, INC. | Leominster | MA | Furniture and Related Product Manufacturing337214 | — | ◐ LIKELY ACTIVE |
Akoya Biosciences, INC | Marlborough | MA | Computer and Electronic Product Manufacturing334516 | — | ◐ LIKELY ACTIVE |
Albireo Pharma, INC. | Boston | MA | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
Ames Electrical Consulting INC | Greenfield | MA | Electrical Equipment, Appliance & Component Manufacturing335314 | — | ◐ LIKELY ACTIVE |
| AEAssociated Electro Mechanics INC | Springfield | MA | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| ACAtlantis Corporation East | Adams | MA | Fabricated Metal Product Manufacturing332323 | 20-99 | ◐ LIKELY ACTIVE |
Atome Incorporated | Ipswich | MA | Fabricated Metal Product Manufacturing332117 | — | ◐ LIKELY ACTIVE |
Aved Electronics, LLC | North Billerica | MA | Computer and Electronic Product Manufacturing334419 | — | ◐ LIKELY ACTIVE |
| ATAvila Textiles, INC. | North Dighton | MA | Textile Mills313220 | 1-19 | ◐ LIKELY ACTIVE |
| AAxenics | Tyngsboro | MA | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| ACAxis Cnc Incorporated | Ware | MA | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
Bbcg LLC | Norwood | MA | Printing and Related Support Activities323111 | — | ◐ LIKELY ACTIVE |
| BGBerkshire Grey (Bedford, MA) | Bedford | MA | Machinery Manufacturing333998 | 100-499 | ◐ LIKELY ACTIVE |
Bluefusion INC. | Natick | MA | Computer and Electronic Product Manufacturing334511 | — | ◐ LIKELY ACTIVE |
| BSBoston Sword and Tuna | Boston | MA | Food Manufacturing311710 | — | ◐ LIKELY ACTIVE |
| BLBraintree Laboratories, INC. | Braintree | MA | Chemical Manufacturing325412 | 100-499 | ◐ LIKELY ACTIVE |
| BBBrownell Boat Trailers, INC | Fairhaven | MA | Transportation Equipment Manufacturing336999 | 1-19 | ◐ LIKELY ACTIVE |
| BIBrox Industries, INC | Andover | MA | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| BAButler Automatic | Middleboro | MA | Machinery Manufacturing333248 | 20-99 | ◐ LIKELY ACTIVE |
| CFChannel Fish Co., Inc. | East Boston | MA | Food Manufacturing311710 | 100-499 | ◐ LIKELY ACTIVE |
| CCChase Corporation | Westwood | MA | Chemical Manufacturing325520 | 500+ | ◐ LIKELY ACTIVE |
| CAChasm Advanced Materials, Inc. - Canton | Canton | MA | Computer and Electronic Product Manufacturing334412 | 1-19 | ◐ LIKELY ACTIVE |
| CICircuithub, INC | S Deerfield | MA | Computer and Electronic Product Manufacturing334418 | — | ◐ LIKELY ACTIVE |
| CMCmt Materials, LLC. | Attleboro | MA | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
Coastal Milling Works, LLC | Ipswich | MA | Machinery Manufacturing333248 | — | ◐ LIKELY ACTIVE |
| CCCognex CORP | Natick | MA | Computer and Electronic Product Manufacturing334513 | 500+ | ◐ LIKELY ACTIVE |
| CMCotter Machine Co., INC. | West Wareham | MA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| CMCRRC MA Corporation-Quincy | Quincy | MA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| CICumar Inc | Everett | MA | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| EFEastern Fisheries | New Bedford | MA | Food Manufacturing311710 | 100-499 | ◐ LIKELY ACTIVE |
| EIEastern Industrial Products, INC. | Plymouth | MA | Miscellaneous Manufacturing339991 | 1-19 | ◐ LIKELY ACTIVE |
Effervescence Dx LLC | Wayland | MA | Chemical Manufacturing325413 | — | ◐ LIKELY ACTIVE |
| EIElevator Interior Design | Lynn | MA | Machinery Manufacturing333921 | 20-99 | ◐ LIKELY ACTIVE |
Embedded Now INC | Holliston | MA | Computer and Electronic Product Manufacturing334111 | — | ◐ LIKELY ACTIVE |
| EBEmergent Biosolutions | Canton | MA | Chemical Manufacturing325414 | — | ◐ LIKELY ACTIVE |