| CPCorrugated Packaging, INC. | Fitchburg | MA | Paper Manufacturing322211 | — | ◐ LIKELY ACTIVE |
| CPCorrugated Packaging Springfield MA S | Springfield | MA | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| CMCotter Machine Co., INC. | West Wareham | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| CDCourtsmart Digital Systems, INC. | North Chelmsford | MA | Computer and Electronic Product Manufacturing334310 | — | ◐ LIKELY ACTIVE |
| CWCovestro Wilmington | Wilmington | MA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| CCCrane Currency | Dalton | MA | Paper Manufacturing322121 | 100-499 | ◐ LIKELY ACTIVE |
| CGCREO Group | Leominster | MA | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| CECrestron Electronics - Boston, MA | Boston | MA | Computer and Electronic Product Manufacturing334310 | 1-19 | ◐ LIKELY ACTIVE |
| COCrocetti's Oakdale Packing Company, Inc. | East Bridgewater | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| CMCRRC MA Corporation-Cabot | Boston | MA | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| CMCRRC MA Corporation-Quincy | Quincy | MA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| CMCRRC MA Corporation-Wellington | Medford | MA | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| CCCrustpz Corp. | Pittsfield | MA | — | — | ◐ LIKELY ACTIVE |
| CICSW, Inc. | Ludlow | MA | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| CCCulinary Center | Westborough | MA | Machinery Manufacturing333241 | 100-499 | ◐ LIKELY ACTIVE |
| CICumar Inc | Everett | MA | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| CMCustom Mold & Machine, Inc. | Norton | MA | Machinery Manufacturing333511 | 1-19 | ◐ LIKELY ACTIVE |
| CPCustom Promotional & Procurement, LLC | Maynard | MA | Miscellaneous Manufacturing339940 | — | ◐ LIKELY ACTIVE |
| CMCw Machine INC | Fall River | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| CICyy, INC | Osterville | MA | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| DMDaggers Meadery LLC | Granville | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| DPDairyland Produce, LLC | Mattapoisett | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DSDakota Systems, Inc | Dracut | MA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| DCDal Cuore Wines | Barre | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| DDDaman Distributing Company Inc. | Boston | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DADarmann Abrasive Products | Clinton | MA | Nonmetallic Mineral Product Manufacturing327910 | 20-99 | ◐ LIKELY ACTIVE |
| DIDeAngelis Iron Work Inc. | S. Easton | MA | Fabricated Metal Product Manufacturing332323 | 20-99 | ◐ LIKELY ACTIVE |
| DPDeano's Pastacia, Inc. | Somerville | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DUDecanted Uncorked, LLC | Oxford | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| DCDeep Cask | Harvard | MA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| DCDeep-Rooted Cider | Northbridge | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| DRDeep Roots Distillery USA | Fiskdale | MA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| DRDeep Roots Distillery USA, LLC | Fiskdale | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| DLDelight, LLC | Springfield | MA | Fabricated Metal Product Manufacturing332722 | — | ◐ LIKELY ACTIVE |
| DSDel Sur Reading | Reading | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DCDemijohn Craft Winery LLC | Worcester | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| D1Democracy 154 Maverick LLC | East Boston | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| DBDemocracy Brewing | Boston | MA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
Dentsply Sirona Implants North America | Waltham | MA | Miscellaneous Manufacturing339116 | 100-499 | ◐ LIKELY ACTIVE |
| DSDePasquales Sausage | Newton | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DHDessert Holding LLC - Newburyport | Newburyport | MA | Food Manufacturing311813 | 100-499 | ◐ LIKELY ACTIVE |
| DFDfa Fluid - Franklin Ma | Franklin | MA | Food Manufacturing311511 | 100-499 | ◐ LIKELY ACTIVE |
| DGD. G. Marshall Associates, INC | Webster | MA | Transportation Equipment Manufacturing336211 | — | ◐ LIKELY ACTIVE |
| DBDiana's Bakery | Agawam | MA | Food Manufacturing311813 | 100-499 | ◐ LIKELY ACTIVE |
| DMDi-mo Manufacturing, INC. | Middleboro | MA | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| DLDion Label Printing, LLC. | Westfield | MA | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| DWDirty Water Distillery, LLC | Plymouth | MA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| DTDive Technologies INC | Quincy | MA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| DND & N Provisions | Boston | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DSDom's Sausage Co., Inc. | Malden | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |