| AWAlleguard - West Brookfield | West Brookfield | MA | Plastics and Rubber Products Manufacturing326140 | 20-99 | ◐ LIKELY ACTIVE |
| ASAmerican Specialty Grinding | Chicopee | MA | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| ASAmerican Superconductor Corporation- Westminster, Massachusetts | Westminster | MA | Computer and Electronic Product Manufacturing334511 | 20-99 | ◐ LIKELY ACTIVE |
| AOAndover Office | Andover | MA | Food Manufacturing311511 | 20-99 | ◐ LIKELY ACTIVE |
| AMAngioDynamics - Marborough MA | Marlborough | MA | Miscellaneous Manufacturing339112 | 20-99 | ◐ LIKELY ACTIVE |
| AOAPG Oxford | Oxford | MA | Nonmetallic Mineral Product Manufacturing327999 | 20-99 | ◐ LIKELY ACTIVE |
| ACARCH Cutting Tools - Athol, LLC | Athol | MA | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| AMArdent Mills Ayer | Ayer | MA | Food Manufacturing311211 | 20-99 | ◐ LIKELY ACTIVE |
| AIArtisan Industries Inc. | Stoughton | MA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| AIASMPT-AEi. Inc. | Billerica | MA | Electrical Equipment, Appliance & Component Manufacturing335999 | 20-99 | ◐ LIKELY ACTIVE |
| AWAviation Welding Technologies | Uxbridge | MA | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| AHAvient Holden | Holden | MA | Chemical Manufacturing325991 | 20-99 | ◐ LIKELY ACTIVE |
| BSBAE Systems Electronic Systems LEX | Lexington | MA | Computer and Electronic Product Manufacturing334419 | 20-99 | ◐ LIKELY ACTIVE |
| BWBarbour Welting Company Inc | Brockton | MA | Leather and Allied Product Manufacturing316998 | 20-99 | ◐ LIKELY ACTIVE |
| BCBarrday Composite Solutions | Millbury | MA | Textile Mills313320 | 20-99 | ◐ LIKELY ACTIVE |
| BCBenevento Concrete Corp | Wilmington | MA | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| BMBenjamin Moore & Company Milford MA Manufacturing Plant | Milford | MA | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| BPBerkshire Precision Tool, LLC | Pittsfield | MA | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| BLBevovations LLC DBA New England Apple Products Co | Leominster | MA | Food Manufacturing311941 | 20-99 | ◐ LIKELY ACTIVE |
| BCBisousweet Confections, LLC - Willard Street | Leominster | MA | Food Manufacturing311812 | 20-99 | ◐ LIKELY ACTIVE |
| B1Bld 1 | Billerica | MA | Plastics and Rubber Products Manufacturing326130 | 20-99 | ◐ LIKELY ACTIVE |
| BEBOEN Engineering Office | Boston | MA | Electrical Equipment, Appliance & Component Manufacturing335931 | 20-99 | ◐ LIKELY ACTIVE |
| BPBOSP Pavestone | Middleboro | MA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| BBBoston Branch | Danvers | MA | Machinery Manufacturing333995 | 20-99 | ◐ LIKELY ACTIVE |
| BNBoston - Norfolk | Norfolk | MA | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| BOBoston Office (NAT) | Marlborough | MA | Computer and Electronic Product Manufacturing334516 | 20-99 | ◐ LIKELY ACTIVE |
| BSBoston Steel a Division of Tremcar USA | Haverhill | MA | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| BFBountiful Farms Production | Lakeville | MA | Chemical Manufacturing325411 | 20-99 | ◐ LIKELY ACTIVE |
| BBrockton | Brockton | MA | Miscellaneous Manufacturing339950 | 20-99 | ◐ LIKELY ACTIVE |
| BIBrox Industries Inc. - Materials | Dracut | MA | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| BLBWAY Leominster | Leominster | MA | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| CHCabot Haverhill | Haverhill | MA | Chemical Manufacturing325910 | 20-99 | ◐ LIKELY ACTIVE |
| CBCAPS Boston | Wodburn | MA | Chemical Manufacturing325412 | 20-99 | ◐ LIKELY ACTIVE |
| CCCDF Corporation | 77 Industrial Park Rd. Plymouth, MA 02360 | MA | Plastics and Rubber Products Manufacturing326111 | 20-99 | ◐ LIKELY ACTIVE |
| CCCDF Corporation 57 | Plymouth | MA | Plastics and Rubber Products Manufacturing326111 | 20-99 | ◐ LIKELY ACTIVE |
| CNCharter Next Generation, Inc. | Turners Falls | MA | Plastics and Rubber Products Manufacturing326112 | 20-99 | ◐ LIKELY ACTIVE |
| CBChemGenes, Billerica | Billerica | MA | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| C7Chicopee 711 | Chicopee | MA | Computer and Electronic Product Manufacturing334516 | 20-99 | ◐ LIKELY ACTIVE |
| CPChicopee Plant | Chicopee | MA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| CWChicopee Warehouse | Chicopee | MA | Beverage and Tobacco Product Manufacturing312111 | 20-99 | ◐ LIKELY ACTIVE |
| CCChroma Color Corporation - LEO | Leominster | MA | Chemical Manufacturing325991 | 20-99 | ◐ LIKELY ACTIVE |
| CACMi Ayer | Ayer | MA | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| CIComdec, Inc. | Newburyport | MA | Printing and Related Support Activities323120 | 20-99 | ◐ LIKELY ACTIVE |
| CACommonwealth Alternative Care | Taunton | MA | Chemical Manufacturing325411 | 20-99 | ◐ LIKELY ACTIVE |
| CLCommonwealth Liquid Products - Fall River | Fall River | MA | Chemical Manufacturing325611 | 20-99 | ◐ LIKELY ACTIVE |
ComSonics, Inc. (Shine Wire) | Adams | MA | Computer and Electronic Product Manufacturing334419 | 20-99 | ◐ LIKELY ACTIVE |
Conklin Office Services, Inc. | Holyoke | MA | Furniture and Related Product Manufacturing337121 | 20-99 | ◐ LIKELY ACTIVE |
| CWConMed - Westborough | Westborough | MA | Miscellaneous Manufacturing339112 | 20-99 | ◐ LIKELY ACTIVE |
| CDContract Decor International | Brockton | MA | Textile Product Mills314120 | 20-99 | ◐ LIKELY ACTIVE |
| CICorning, Inc. Bedford | Bedford | MA | Chemical Manufacturing325413 | 20-99 | ◐ LIKELY ACTIVE |