| GIGeartronics Industries | Billerica | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| AMAdvanced Membrane Systems INC | Billerica | MA | Plastics and Rubber Products Manufacturing326113 | — | ◇ UNVERIFIED |
| AEAvaya Enterprise Communications Systems | Billerica | MA | Computer and Electronic Product Manufacturing334111 | — | ◇ UNVERIFIED |
| BMBnz Materials | Billerica | MA | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| CCCabot Corporation | Billerica | MA | Chemical Manufacturing325182 | — | ◇ UNVERIFIED |
| EMEmd Millipore CORP | Billerica | MA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| ESEmd Serono Research and Development Inst | Billerica | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| GLGeneral Latex & Chem. CORP. | Billerica | MA | Plastics and Rubber Products Manufacturing326299 | — | ◇ UNVERIFIED |
| JCJabil Circuit | Billerica | MA | Computer and Electronic Product Manufacturing334418 | — | ◇ UNVERIFIED |
| SSSchott Solar INC | Billerica | MA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| SCSipex Corporation | Billerica | MA | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| SIStandex International Spincraft Division | Billerica | MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SMStevken Manufacturing | Billerica | MA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| WFWood Fabricators | Billerica | MA | Wood Product Manufacturing321211 | — | ◇ UNVERIFIED |
| APApeloa Pharma Solutions CO | Billerica | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| ABAti Billerica Operations | Billerica | MA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| BWBillerica Water Treatment Plant | Billerica | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
 Boston Semi Equipment | Billerica | MA | Machinery Manufacturing333242 | — | ◇ UNVERIFIED |
| CIClearmotion INC | Billerica | MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CMCrosstek Membrane Technology LLC | Billerica | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| DED&d Electrical Contractors, INC. | Billerica | MA | Computer and Electronic Product Manufacturing334510 | — | ◇ UNVERIFIED |
| ERElectro Rent CORP | Billerica | MA | Computer and Electronic Product Manufacturing334111 | — | ◇ UNVERIFIED |
| FCFesto Corporation | Billerica | MA | Computer and Electronic Product Manufacturing334512 | — | ◇ UNVERIFIED |
| NSNutcracker Snacks INC | Billerica | MA | Food Manufacturing311911 | — | ◇ UNVERIFIED |
| PKPetty King Brewing Company LLC | Billerica | MA | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| STSolchroma Technologies INC | Billerica | MA | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| SSpincraft | Billerica | MA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
